BYD


Line plots across dimensions of each concept
Line plots across concepts
Tables

Table of contents



us-gaap:CommonStockValue

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:AllocatedShareBasedCompensationExpense
us-gaap:IncomeStatementLocation

us-gaap:ComprehensiveIncomeNetOfTax
us-gaap:ProductOrService
us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostsAndExpenses

us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxesPaidNet

us-gaap:InterestExpense

us-gaap:InterestPaidNet

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:NonoperatingIncomeExpense

us-gaap:OperatingIncomeLoss

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax
us-gaap:ProductOrService
us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:Assets
us-gaap:StatementBusinessSegments

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:AccountsReceivableNetCurrent

us-gaap:InventoryNet

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:Goodwill
us-gaap:Restatement, us-gaap:BusinessAcquisition
us-gaap:StatementBusinessSegments

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill
us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent

us-gaap:AccountsPayableCurrent

us-gaap:AccruedIncomeTaxesCurrent

us-gaap:AccruedLiabilitiesCurrent
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:OtherCommitments

us-gaap:LiabilitiesCurrent

us-gaap:LongTermDebtCurrent
us-gaap:BalanceSheetLocation
us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:LongTermDebt

us-gaap:LongTermDebtNoncurrent

us-gaap:DeferredFinanceCostsNoncurrentNet

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive
us-gaap:BalanceSheetLocation
us-gaap:OperatingLeaseLiability

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapital

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:DepreciationDepletionAndAmortization

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInInventories

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentInterestRateStatedPercentage
us-gaap:LongtermDebtType

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsValuationAllowance

byd:APICSharebasedPaymentArrangementIncreaseDecreaseForCostRecognition
us-gaap:StatementEquityComponents

byd:AdjustedEbitdar

byd:AmortizationOfOperatingLeaseRightofuseAssets

byd:CorporateExpense
us-gaap:StatementBusinessSegments
us-gaap:LongtermDebtType
byd:DebtInstrumentCovenantRequirementRemovedMaximumProceedsOfBorrowingsUnderRevolvingCreditFacilityToBeUsedForCovenantCompliance
us-gaap:DebtInstrument, us-gaap:DebtInstrumentRedemptionPeriod, us-gaap:LongtermDebtType
byd:DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemable

byd:DeferredRent
us-gaap:FairValueByLiabilityClass
byd:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInOtherItemNet

byd:GainLossOnDispositionOfBusinessIncludingNonrecurringGainRelatedToPropertyClosures

byd:IncreaseDecreaseInOperatingLeaseLiability

byd:IncreaseDecreaseInOtherLongtermTaxLiabilities
us-gaap:CreditFacility, us-gaap:LongtermDebtType
byd:LineOfCreditFacilityIncreaseInAvailableBorrowingCapacity

byd:MaintenanceAndUtilitiesExpense

byd:MasterLeaseRentExpense

byd:OtherOperatingCostsAndExpenses

byd:ProjectDevelopmentPreopeningAndWritedownsExpense
us-gaap:ProductOrService
byd:PromotionalAllowance
us-gaap:StatementBusinessSegments
byd:ReportableSegmentAdjustedEbitdar

byd:StockIssuedDuringPeriodValuePerformanceStockAwardNetOfForfeitures
us-gaap:StatementEquityComponents

byd:StockRepurchasedAndRetiredDuringPeriodValueIncludingFees

us-gaap:AmortizationOfFinancingCostsAndDiscounts

us-gaap:AssetImpairmentCharges
us-gaap:UnusualOrInfrequentItem

us-gaap:CapitalExpendituresIncurredButNotYetPaid
us-gaap:DebtInstrument, us-gaap:DebtInstrumentRedemptionPeriod, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentRedemptionPricePercentage
us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:Depreciation

us-gaap:DepreciationAndAmortization
us-gaap:FairValueByAssetClass
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1
us-gaap:FairValueByAssetClass
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss
us-gaap:FairValueByAssetClass
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements
us-gaap:FairValueByLiabilityClass
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings
us-gaap:FairValueByLiabilityClass
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements
us-gaap:UnusualOrInfrequentItem
us-gaap:GoodwillImpairmentLoss
us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass, us-gaap:UnusualOrInfrequentItem
us-gaap:ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInDeferredIncomeTaxes

us-gaap:IncreaseDecreaseInIncomeTaxesReceivable

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:InvestmentIncomeInterest

us-gaap:OperatingLeasePayments

us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:OtherCostAndExpenseOperating

us-gaap:OtherOperatingActivitiesCashFlowStatement

us-gaap:PaymentOfFinancingAndStockIssuanceCosts

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:ProceedsFromInsuranceSettlementInvestingActivities

us-gaap:ProceedsFromIssuanceOfSeniorLongTermDebt

us-gaap:ProceedsFromLinesOfCredit

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:RepaymentsOfLinesOfCredit

us-gaap:StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures
us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised
us-gaap:StatementEquityComponents

us-gaap:StockRepurchasedAndRetiredDuringPeriodShares

us-gaap:TaxesOther
us-gaap:ProductOrService, us-gaap:IncomeStatementLocation

byd:AdvanceDepositsCurrent
us-gaap:FinancialInstrument
byd:AvailableForSaleSecuritiesDebtMaturitiesThereafterAmortizedCost

byd:AvailableForSaleSecuritiesDebtMaturitiesYearFiveAmortizedCost
us-gaap:FinancialInstrument
byd:AvailableForSaleSecuritiesDebtMaturitiesYearFourAmortizedCost
us-gaap:FinancialInstrument
byd:AvailableForSaleSecuritiesDebtMaturitiesYearOneAmortizedCost
us-gaap:FinancialInstrument
byd:AvailableForSaleSecuritiesDebtMaturitiesYearThreeAmortizedCost
us-gaap:FinancialInstrument
byd:AvailableForSaleSecuritiesDebtMaturitiesYearTwoAmortizedCost

byd:CumulativeImpairmentOfIntangibleAssetsExcludingGoodwill

byd:CumulativeImpairmentOfIntangibleAssetsIndefiniteLivedExcludinggoodwill
us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
byd:DebtInstrumentConditionalRepurchasePricePercentOfPrincipal
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
byd:DebtInstrumentFixedQuarterlyAmortizationOfPrincipalPercentage
us-gaap:LongtermDebtType
us-gaap:StatementScenario, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:StatementScenario, us-gaap:LongtermDebtType
us-gaap:LongtermDebtType
byd:DebtInstrumentPrepaymentFeePercentage

byd:DebtSecurityAvailableForSaleFairValueDiscountAmount

byd:DebtSecurityAvailableforsaleFairValueDiscountAmount

byd:DebtSecurityInterestRateStatedPercentage

byd:DeferredTaxAssetsOperatingLeaseLiability

byd:DeferredTaxLiabilitiesRightOfUseAssets

byd:DeferredTaxLiabilitiesStateTaxes

byd:FiniteLivedIntangibleAssetsTotalFutureAmortizationExpense
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

byd:GamingLiabilitiesCurrent

byd:IndefinitelivedIntangibleAssetsExcludingGoodwillGross
us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass

byd:IntangibleAssetsAccumulatedAmortization
us-gaap:CreditFacility, us-gaap:DebtInstrument
byd:LineOfCreditFacilityAdditionalAvailableBorrowingCapacity

byd:LongTermDebtGrossCurrentMaturities

byd:LongTermDebtGrossNoncurrent
us-gaap:SubsequentEventType
byd:NumberOfGamingEntertainmentProperties
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:BalanceSheetLocation, us-gaap:OtherCommitments
byd:OtherCommitmentDiscountOnObligation
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:BalanceSheetLocation, us-gaap:OtherCommitments
byd:OtherCommitmentObligation

byd:OutstandingChipLiabilitiesCurrent
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
byd:PercentageOwnershipOfSubsidiariesGuaranteeingDebtInstrument

byd:PlayerLoyaltyProgramLiabilitiesCurrent
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:OtherCommitments
byd:PropertyTaxesMinimumAgreedTaxableValue
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
byd:RestrictedCashAndCashEquivalentsFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency

byd:SelfInsuranceReserveDecreasesFromPaymentsMade

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesDebtSecurities
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesCurrent

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesNoncurrent
us-gaap:BalanceSheetLocation
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:BusinessCombinationContingentConsiderationLiability
us-gaap:FairValueByMeasurementFrequency
us-gaap:BalanceSheetLocation
us-gaap:BusinessCombinationContingentConsiderationLiabilityCurrent
us-gaap:MeasurementInputType
us-gaap:BusinessCombinationContingentConsiderationLiabilityMeasurementInput
us-gaap:BalanceSheetLocation
us-gaap:BusinessCombinationContingentConsiderationLiabilityNoncurrent
us-gaap:Restatement, us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets
us-gaap:Restatement, us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets
us-gaap:Restatement, us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill
us-gaap:BusinessAcquisition, us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:BusinessAcquisition, us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass
us-gaap:Restatement, us-gaap:BusinessAcquisition
us-gaap:Restatement, us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities
us-gaap:Restatement, us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet
us-gaap:Restatement, us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentAssets
us-gaap:Restatement, us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilities
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment
us-gaap:BusinessAcquisition, us-gaap:PropertyPlantAndEquipmentByType
us-gaap:Restatement, us-gaap:BusinessAcquisition
us-gaap:Restatement, us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:CashAndCashEquivalentsFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency
us-gaap:CommitmentsFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:PlanName
us-gaap:CommonStockCapitalSharesReservedForFutureIssuance

us-gaap:DebtInstrumentCarryingAmount
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentFaceAmount

us-gaap:DebtInstrumentUnamortizedDiscount
us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentUnamortizedDiscountNoncurrent
us-gaap:MeasurementInputType
us-gaap:DebtSecuritiesAvailableForSaleMeasurementInput
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DeferredFinanceCostsGross

us-gaap:DeferredFinanceCostsNet
us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsDomestic

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:EmployeeRelatedLiabilitiesCurrent
us-gaap:AwardType
us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
us-gaap:AwardType
us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:EquityMethodInvestmentOwnershipPercentage
us-gaap:FairValueByAssetClass
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue
us-gaap:FairValueByLiabilityClass
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsGross
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:GoodwillGross
us-gaap:StatementBusinessSegments

us-gaap:GoodwillImpairedAccumulatedImpairmentLoss
us-gaap:StatementBusinessSegments

us-gaap:IncomeTaxesReceivable

us-gaap:IntangibleAssetsGrossExcludingGoodwill

us-gaap:InterestPayableCurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LessorOperatingLeasePaymentsToBeReceived

us-gaap:LessorOperatingLeasePaymentsToBeReceivedFiveYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedFourYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths

us-gaap:LessorOperatingLeasePaymentsToBeReceivedThereafter

us-gaap:LessorOperatingLeasePaymentsToBeReceivedThreeYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedTwoYears

us-gaap:LineOfCredit
us-gaap:CreditFacility, us-gaap:LongtermDebtType
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:LongtermDebtType
us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity
us-gaap:CreditFacility
us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity
us-gaap:LongtermDebtType

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent
us-gaap:IncomeTaxAuthority
us-gaap:OperatingLossCarryforwards

us-gaap:RestrictedCashAndCashEquivalentsAtCarryingValue

us-gaap:SelfInsuranceReserve
us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant
us-gaap:IncomeTaxAuthority
us-gaap:TaxCreditCarryforwardAmount

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate

Plots across concepts


IncomeStatement
Comprehensive Income Net Of Tax
Expenses
Other Nonoperating Income Expense
Balance Sheet
Cash And Cash Equivalents At Carrying Value
Assets
Inventory Net
Current Assets
Inventory Net
NonCurrent Assets
Other Assets Noncurrent
PropertyPlantAndEquipmentNet
Property Plant And Equipment Net
Liabilities
Liabilities Current
Current Liabilities
Accrued Income Taxes Current
Noncurrent Liabilities
Other Liabilities Noncurrent
Stockholders Equity
Accumulated Other Comprehensive Income Loss Net Of Tax
CashFlow
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInOperatingActivities
Increase Decrease In Accounts Receivable
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInFinancingActivities
Net Cash Provided By Used In Financing Activities
Shares
Weighted Average Number Of Shares Outstanding Basic
DividendsAndRepurchase
Payments For Repurchase Of Common Stock
NonoperatingIncomeExpense
Nonoperating Income Expense
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Due Year Four
FiniteLivedIntangibleAssets
Finite Lived Intangible Assets Accumulated Amortization
AccountsReceivable
Allowance For Doubtful Accounts Receivable Current

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:CommonStockValue █████▇█▇▇██████████████▇▇▇▇▇▇▇▇▇▂▁▁▁▁▁▁▁▁1.1221.1211.1181.1151.1141.1121.1151.1111.1111.1141.1181.121.1241.1261.1261.1261.1291.1321.1291.1251.1231.121.1171.111.1051.1041.0931.0841.0841.0831.0821.0780.8880.8690.8690.8630.8630.8630.8630.8630.863NA0.862NANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding █▁114.04113.967NA113.862113.257113.708NA113.971113.795113.871NA115.07115.218115.154NA115.501115.923115.902NA115.202115.077114.868NA113.375112.232112.358NA109.923110.813109.753NA101.55590.26587.974NA87.64387.82987.987NA87.43287.20487.157NA86.68486.942
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic █▁113.779113.626NA113.52113.257113.708NA113.526113.318113.34NA114.41114.543114.375NA114.836115.225115.269NA114.567114.328114.109NA112.608112.232111.446NA109.923109.884109.753NA101.55589.2387.974NA87.64387.58887.53NA87.25687.20487.157NA86.58286.511
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
 COGS Ratio us-gaap:ProductOrService us-gaap:Casino█▇▅▆▁▅▇▇▇▇▆▄▄727.462617.926514.517565.965185.111509.765615.894613.487633.659620.253590.413446.76447.788NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 COGS Ratio us-gaap:ProductOrService us-gaap:FoodAndBeverage▄▃▃▃▁▆█▇██▇▆▆57.42844.11239.55538.77810.66189.884116.647108.069112.047111.09108.88286.00687.601NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 COGS Ratio us-gaap:ProductOrService us-gaap:Occupancy▅▃▃▄▁▆████▇▆▆39.07725.9924.39826.9256.91846.72758.14160.70561.09757.24454.1747.98449.434NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 COGS Ratio us-gaap:ProductOrService us-gaap:ProductAndServiceOther██▇▃▁▄▅▄▅▅▄▄▄69.63565.27957.39820.577.16934.14942.44937.30739.32938.70138.15831.44631.97NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
 TTM Greenblatt ROC _ _██▇▇▆▆▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▁▇▇▇▇▇▇▇266.342193.735111.299127.073-86.348-137.761114.859113.391126.692117.62694.68469.56896.25894.77480.60178.66589.36194.86829.97167.91680.49101.08662.353100.5398.18283.55822.24773.77486.97968.51639.1878.32279.37980.457-1038.04448.34858.23976.58254.84668.16461.9948.104NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:AllocatedShareBasedCompensationExpense █▄▁▁▃▆▃▃▆▆▄▄▅▆▅▃▄▃▆▂▃▃▇▂▃▃▅▂▃▅▆▂▃▄▄▂▃12.8235.701-0.824-0.8582.6938.1913.7763.5598.1589.7095.0635.3676.0228.9276.2012.3825.7473.0838.3931.5422.323.26311.0371.862.9263.4417.2371.3343.4246.4819.8582.0492.8934.0914.6871.6072.837NA2.2561.7872.14NANANANA
us-gaap:ComprehensiveIncomeNetOfTax ██▇▆▂▁▆▆▆▆▆▅▆▆▇▆▆▆113.686101.8483.04638.355-108.989-146.43223.83539.94848.47245.91622.80411.97538.63940.43581.97922.67149.11336.06NA342.98829.83733.712-7.01126.067-7.45835.374-32.25-14.4240.371-5.643-48.062-37.21511.448-6.989-900.86-15.7960.9776.475-0.4913.1090.935-2.603NANANA
 us-gaap:CostOfGoodsAndServicesSold us-gaap:ProductOrService us-gaap:Casino▇▆▅▆▁▇████▇▅▅259.378232.113203.809214.98476.761238.7280.937276.302282.593276.616265.025197.435193.991NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:CostOfGoodsAndServicesSold us-gaap:ProductOrService us-gaap:FoodAndBeverage▃▃▃▃▁▇█████▆▆46.81938.91337.39138.69116.74589.839105.34101.981103.477102.151101.13682.17981.619NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:CostOfGoodsAndServicesSold us-gaap:ProductOrService us-gaap:Occupancy▄▃▃▃▁▆████▇▆▆14.20712.13212.19512.9315.09722.98527.60628.39327.79926.88226.0422.28821.654NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:CostOfGoodsAndServicesSold us-gaap:ProductOrService us-gaap:ProductAndServiceOther██▇▂▁▄▅▅▅▅▅▄▄44.48741.90737.5355.8092.16921.44723.98623.52624.74823.8823.75521.14921.645NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:CostsAndExpenses ▃▂▂▂▁▄▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▃▃▃▃▃▃▃█▂▂▂▂▂▂▂▂▂▂627.26559.572524.569525.165296.207818.286718.272706.177719.44709.662696.939542.628520.535511.344510.231509.0510.507510.474524.852463.985464.384470.128495.872476.89476.773478.695519.972665.069635.555639.833642.357660.247659.369656.5261663.886564.931556.983556.501551.828522.051512.413516.842510.77540.895528.77
us-gaap:GainsLossesOnExtinguishmentOfDebt -65.475NA-0.791-0.413-0.412-0.175-34.2-0.242-0.5080.00.00.00.0-0.061-0.729-0.319-0.378-0.1560.0-41.518-0.419-0.427-8.4-0.863-30.962-0.508-0.407-0.071-0.904-0.154-24.689-27.141-2.3720.00.00.0NANANANANANANANANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ████▆▆▇▇██▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▁▇▇▇▇▇▇▇▇▇▇145.954134.42293.7869.718-145.514-188.99825.80853.80966.22256.28734.82517.07151.84551.29137.64135.62846.15151.387-12.513-27.75619.07840.808-7.55429.1350.17218.307-43.72-1.36710.579-6.377-60.763-31.547-10.596-14.051-1124.969-25.495-6.14112.758-1.2779.15-4.732-9.419-31.6221.23716.938
us-gaap:IncomeTaxExpenseBenefit ██▇█▆▆▇▇█▇▇▇▇▇▆▇██▆▂▇▇▇▇▇▇▇▇▇▇▇▇▇▇▁▇▇▇▇▇▇▇▇▇▇32.22532.26110.49331.602-36.97-41.4391.51214.40417.73810.83611.9585.23413.2479.892-44.50912.65218.5916.273-23.255-189.627.7717.618-0.6853.716.597-16.79612.8031.9615.2414.8486.8283.048-4.102-2.424-213.192-8.413-5.456.2831.7492.170.911-3.108-7.2966.3714.912
us-gaap:IncomeTaxesPaidNet ▃▂▂▁▂▂▁▂▃▂▂▂▃▂▂▂▃▂▃█▃▂▂▂▂▂▂▂▂▂▂▁▂▂▂▂▂▂▃▂3.332-0.0340.678-5.398-1.06-0.388-5.5780.03.2710.1871.211.03.512-0.065-0.0631.04.254-0.0022.02529.51.9940.2040.0871.162-0.752-1.656-0.0060.00.1480.0840.026-4.288-0.823-1.3130.4930.00.136-0.1373.7250.0NANA-0.5180.618NA
us-gaap:InterestExpense ▃▄▄▄▄▃▃▄▄▄▄▃▂▂▂▂▂▂▂▃▄▃▃▄▄▄▄▆▆▆▆▇▇█▇▆▄▄▅▄▅▄▅▂▁55.13157.8957.04462.38759.20851.84555.24159.66161.23361.3360.354.6744.95944.25943.39743.30942.72843.67442.53755.20361.88753.06553.96656.55857.13156.93557.16875.4275.29675.50377.37783.14588.12695.68287.27374.11564.78863.82866.66360.08366.69457.29171.1245.78134.65
us-gaap:InterestPaidNet █▂▆▁▆▂▅▃▅▃▅▁103.49928.27983.11819.34876.04536.17570.70643.04373.29844.68771.39622.668NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLoss ▇▇▇▆▅▅▆▆▆▆▆▆▆▆▇▆▆▆▆█▆▆▆▆▆▆▆▆▆▆▆▆▆▆▁▆▆▆▆▆▆▆▆▆▆113.729102.16183.28738.116-108.544-147.55924.29639.40548.48445.45122.86711.83738.94541.39982.1522.97648.57835.48912.22342.57130.02233.19-6.86925.425-6.42535.103-32.423-15.1050.669-6.182-47.34-37.26711.627-7.284-899.898-15.7960.9775.852-0.4916.98-2.951-3.521-26.26414.8663.382
us-gaap:NonoperatingIncomeExpense ▁▅█▅▅▆▃▅▅▅▅▆▆▆▆▆▆▆▆▃▅▅▄▄▃▅▅▄▄▄▂▂▃▃▃▄▅▅▅▅▅▅▄▇▇-120.388-59.313-17.519-57.355-59.166-51.237-89.051-59.582-60.47-61.339-59.859-52.497-44.413-43.483-42.96-43.037-43.21-43.481-42.484-95.672-61.412-60.278-69.907-71.395-98.01-65.251-65.967-75.141-76.4-74.893-99.943-109.869-89.975-94.508-86.925-73.843-64.38-63.824-56.123-59.014-66.722-57.523-72.79-33.246-32.738
us-gaap:OperatingIncomeLoss ██▇▇▆▆▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▁▇▇▇▇▇▇▇▇▇▇266.342193.735111.299127.073-86.348-137.761114.859113.391126.692117.62694.68469.56896.25894.77480.60178.66589.36194.86829.97167.91680.49101.08662.353100.5398.18283.55822.24773.77486.97968.51639.1878.32279.37980.457-1038.04448.34858.23976.58254.84668.16461.9948.10441.1754.48349.676
us-gaap:OtherNonoperatingIncomeExpense ▁▁█▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁-0.237-1.93239.8924.977-0.1150.344-0.113-0.1130.455-0.115-0.112-0.0160.0240.380.7150.139-0.559-0.111NANANANANANANANANANANANANANANA0.518NANANANANANANANANANANA
us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax █▇▅▆▁▆▇▇█▇▇▅▅▅▅▅▅▅▅▄▄▅▄▄▅▄▄▆▆▆▆▆▆▆▅▅▅▅▅▅▅▅▅▅▅893.602753.307635.868652.238209.859680.525833.131819.568846.132827.288791.623612.196616.793606.118595.088591.542604.124610.065554.823531.901544.874552.378542.674546.313559.867550.578531.593738.843722.534708.349681.537738.569738.748736.983625.842613.279615.222633.083606.674590.215574.403564.946551.94595.378578.446
us-gaap:SellingGeneralAndAdministrativeExpense ▄▄▄▄▁▇▆▇▇▇▆▄▄▄▄▄▄▄▃▃▃▃▃▃▃▃▃▇▆█▇███▇▇▆▆▆▅▅▅▅▅▅90.47390.00789.67786.98360.268113.43110.572116.899116.701115.411105.63588.05488.04187.58386.09991.28893.03791.61380.32380.83379.00281.85179.76479.95481.01381.68980.035113.436111.379124.679116.361122.837127.0124.905119.607113.148110.454109.717106.11996.30196.78395.78898.576100.69799.666
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:Assets ▅▆▆▆█▇▆▆▆▆▄▃▃▂▂▂▂▂▂▁▂▂▁▁▁▁▁▁▄▄▄▄▄▅▅▆▅▄▄▄▄6291.9136703.4526558.9486567.6437436.0157016.8626650.1456678.0846710.4526715.6115756.3395275.1535175.6664629.6314685.934655.3694668.5234681.8964670.7514456.6544829.324797.0834350.94409.1524419.4734426.7844478.9244509.5815656.4115680.0915741.7315773.0815849.0776154.9856332.1936385.6526038.9485833.4165883.0545638.8225636.535NA5689.289NANA
us-gaap:LiabilitiesAndStockholdersEquity ▅▆▆▆█▇▆▆▆▆▄▃▃▂▂▂▂▂▂▁▂▂▁▁▁▁▁▁▄▄▄▄▄▅▅▆▅▄▄▄▄6291.9136703.4526558.9486567.6437436.0157016.8626650.1456678.0846710.4526715.6115756.3395275.1535175.6664629.6314685.934655.3694668.5234681.8964670.7514456.6544829.324797.0834350.94409.1524419.4734426.7844478.9244509.5815656.4115680.0915741.7315773.0815849.0776154.9856332.1936385.6526038.9485833.4165883.0545638.8225636.535NA5689.289NANA
us-gaap:StockholdersEquity █▇▆▆▆▆▇▇▇▇▇▇▇▆▆▆▆▆▅▅▃▃▂▂▂▂▂▂▂▂▂▂▁▁▁▇▇▇▇▇▇1358.2671230.721123.9431043.9111005.4781111.771265.2421248.1471212.7151170.1091145.7411141.8351145.161117.5621100.9761034.111024.317985.707934.076922.976576.989543.549507.961506.121474.419478.825438.037462.557475.692471.382469.987509.771328.029300.888303.7911200.4591214.6911210.9071202.0921200.6521195.961NA1189.205NANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:AssetsCurrent ▂▅▃▃█▅▂▂▂▂▂▃▄▁▂▁▁▁▁▁▄▄▁▁▁▁▁▁▂▂▂▂▂▃▂▅▃▁▂▂▁472.824867.298650.277640.6221455.867963.763399.494393.668396.793402.66399.751582.104751.58301.627328.663282.787279.743283.843307.947270.3735.877712.684257.232228.168230.881232.034241.95230.451336.652324.401334.68324.87343.071561.362355.593893.288526.879313.237342.894333.54305.135NA279.639NANA
us-gaap:CashAndCashEquivalentsAtCarryingValue ▂▅▃▃█▅▂▂▂▂▂▃▄▁▁▁▁▁▁▁▄▄▁▁▁▁▁▁▁▁▁▁▁▂▁▂▂▁▁▁▁334.537730.908519.182506.0461308.347831.246249.977235.084239.411247.681249.417440.963632.808179.706203.104158.832162.963167.007193.862159.688628.278616.201158.821125.045124.523130.797145.341120.91162.512162.878177.838165.803182.612358.354192.828343.771360.455156.714178.756187.118175.78NA145.62392.675100.173
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ▂▄▃▃█▅▂▁▁▂▂▃▄▁▁▁▁▁▁355.849748.276534.999521.071325.433849.775270.448261.439263.077272.632273.202474.559658.92205.5227.279185.537184.603189.054210.35NANANA177.851NANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AccountsReceivableNetCurrent ▇█▆▄▃▃▆▆▇▇▆▄▃▃▄▃▂▂▂▁▁▁▁▁▂▂▂▁█▇█▇▇▇▇▆▇▇▇▅▅57.51462.86353.45643.77835.23437.56854.86450.83961.22458.86254.66739.70135.85436.49940.32233.53629.96228.0530.37126.93626.76524.05625.28925.17628.72830.65527.23526.87364.61961.06365.56957.39559.42659.96462.0456.35459.59957.08658.58947.14546.036NA47.942NANA
us-gaap:InventoryNet ▅▅▆▇█▆▆▅▅▄▅▂▃▃▃▃▄▃▄▂▂▂▂▂▁▁▂▂▅▄▅▄▄▄▄▃▄▃▃▁▁19.99820.60122.61622.76925.01322.23522.10120.0620.24218.87220.5916.37916.93717.61718.00417.81619.12417.96518.56815.74915.36115.13715.46215.10614.56614.19215.16116.04119.72318.49619.71918.16319.56718.40618.61816.7118.58416.92417.49314.32114.628NA16.029NANA
us-gaap:PrepaidExpenseAndOtherAssetsCurrent ▂▁▂▃▅▃▃▄▃▃▃▃▁▁▂▃▃▃▃▂▂▁▂▂▂▁▁▂▄▂▂▃▃█▃▄▃▃▃▃▂39.46335.55839.19852.66564.7148.70846.48155.49445.65646.81745.81546.2834.66536.82637.87345.67345.47247.84746.21443.46743.13934.35937.2538.10741.37633.56132.94437.59954.67944.34842.4650.19148.45189.91948.70960.07552.05947.5647.46553.15140.197NA37.153NANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:PropertyPlantAndEquipmentGross ▆▆▆▆▆▆▆▆▆▆▅▅▄▄▄▄▄▄▄▂▂▂▁▁▁▁▁▁███████▇▇5346.2695314.1155315.9445339.7535328.6635354.3465308.9755344.4765317.1195275.9735189.1034991.3884905.154863.2834840.244816.1234783.6544814.5364736.924378.034266.9514237.9834210.3564176.954154.3474138.9534131.0264092.6655847.7965820.3425803.2745782.9735764.3535792.935750.2185598.5935581.057NA5519.236NANANANANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment ██▇▇▇▇▆▆▆▆▅▅▅▄▄▄▄▃▃▃▃▂▂▂▂▁▁▁▅▄▄▄▄▃▃▃▃2899.4612848.8192790.0572805.8562755.1042696.4172636.4222642.6392590.5652533.0552473.0392444.3832397.7672350.572300.4542260.0072216.0572180.5842131.7512115.42060.7352027.5011985.0141951.3071914.0481888.1571844.9181813.8112403.3472354.7772297.6612257.4272214.1752180.4222125.232100.5532060.649NA1977.128NANANANANANA
us-gaap:PropertyPlantAndEquipmentNet ▂▂▃▃▃▃▃▃▄▄▄▃▂▃▃▃▃▃▃▁▁▁▁▁▁▁▁▁▇▇▇████▇▇██▆▆2446.8082465.2962525.8872533.8972573.5592657.9292672.5532701.8372726.5542742.9182716.0642547.0052507.3832512.7132539.7862556.1162567.5972633.9522605.1692262.632206.2162210.4822225.3422225.6432240.2992250.7962286.1082278.8543444.4493465.5653505.6133525.5463550.1783612.5083624.9883498.043520.4083525.9043542.1083296.3963315.592NA3383.371NANA
us-gaap:Goodwill ▆▆▆▆▆▆▇▇▇▇▇█▆▆▆▆▆▅▅▇▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▁▁▁▁▁▁971.287971.287971.287971.287971.287971.2871083.2871083.2871102.9771088.51062.1021201.862976.018888.224888.224888.224890.236826.291826.476993.853685.31685.31685.31685.31685.31685.31685.31685.31685.31685.31685.31694.929694.929694.929694.929213.576213.576213.576213.576213.576213.576NA213.576NANA
us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill ▇▇▇▇▇██████▃▃▃▃▃▃▃▃▃▃▃▃▄▄▄▄▄▄▄▄▄▄▄▄▁▁1299.7511299.7511299.7511303.3511303.3511306.0381365.1381365.1381310.8381310.8381330.838808.338806.988806.988806.988806.988806.988808.788808.788808.988809.002809.002809.002826.504826.504826.504826.504866.576926.562928.562928.562928.904928.776928.086927.975507.426507.426NA507.426NANANANANANA
us-gaap:IntangibleAssetsNetExcludingGoodwill ▇▇▇▇▇▇█████▃▃▃▃▃▃▃▄▄▄▄▄▄▄▄▄▄▅▅▅▅▅▅▅▁▁▁▁▁▁1375.8711379.0221382.1731390.6051395.4381402.9571466.8911482.1811434.041440.9991466.67844.222843.757842.317842.946846.616850.547854.342881.954878.105882.084886.062890.054914.228920.902927.576934.249982.911051.4841062.0721070.661083.081095.4941107.2841119.638569.909571.374572.712574.018547.075527.322NA539.714NANA
us-gaap:FiniteLivedIntangibleAssetsNet ▃▃▃▃▄▄▄▅▅▅▆▁▁▁▁▁▁▁▃▃▃▃▃▃▄▄▄▅▅▅▆▆▇▇█▂▂76.1279.27182.42287.25492.08796.919101.753117.043123.202130.161135.83235.88436.76935.32935.95839.62843.55945.55473.16669.11773.08277.0681.05287.72494.398101.072107.745116.334124.922133.51142.098154.176166.718179.198191.66362.48363.948NA66.592NANANANANANA
us-gaap:OperatingLeaseRightOfUseAsset ██████████▁929.922927.18928.814931.797946.333928.026936.17909.734916.613919.5830.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsNoncurrent ▅▅▆▆▅▅▅▆█▇▆▅▅▄▄▄▄▄▁▁▁▁▁▁▁▁▁▁▂▂▂▂▄▆▅▃▃▃▃▄▃95.20193.369100.5199.43593.53192.991.75101.902128.0115.476106.27794.77791.74579.56781.12881.62680.483.46849.20551.76647.54148.94748.34149.72450.07552.03352.0549.97764.02262.99961.25962.41582.95499.71598.42570.05866.83766.54567.17377.08475.046NA70.425NANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:AccountsPayableCurrent ▄▃▆▃▆▄▅▅▆█▇▆▅▄▇▄▄▃▅▅▄▃▄▂▂▂▅▃▃▃▄▄▆▇▅▅▅▄▆▂▁81.47170.89896.86367.383101.31177.03891.00387.32399.841119.549111.17293.88188.93775.816106.32380.13179.99969.3284.08688.14172.48667.17775.80359.83760.7456.47185.08968.63668.78968.81775.47872.364102.063106.68191.2186.55588.78978.8998.01555.22744.955NA57.183NANA
us-gaap:AccruedIncomeTaxesCurrent ▁█0.1921.491NANA1.4180.1190.00.00.0NA0.173NANANANANANANANANANANANANANANANANANA2.5882.8790.00.00.6568.1290.5150.8675.8775.633.1220.34NA6.504NANA
us-gaap:AccruedLiabilitiesCurrent ▇█▆▇▆▇██▇▇▄▄▂▂▁▃▁▂▁▂▂▁▁▂▁▁▁▁▅▄▅▅▆▇▅▅▄▄▃407.921437.845396.419424.626380.161397.001438.896439.983404.016412.889334.175313.303256.821280.076248.979283.112247.372266.986251.082270.712257.908243.117249.518262.923248.331246.899239.266251.109341.835339.369341.947362.525370.776412.894364.542345.448317.315314.748295.459NANANA278.469NANA
us-gaap:LiabilitiesCurrent ▃▃▃▃▃▃▄▄▃▄▃▂▁▂▂▂▁▁▁▂▁▁▁▁▁▁▁▁▂▂▂▃▃▅▆▇▃▃▃██528.908546.136524.022521.174509.892501.158556.893554.3530.843560.816469.701425.853369.739381.715379.304387.224351.358360.289365.504389.103360.144337.982355.071353.546340.217334.065357.195350.287447.897442.271453.863472.573531.031728.106750.564867.9491.803483.513472.02949.309934.414NA610.905NANA
us-gaap:LongTermDebtCurrent ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▄▂█▂▂▁▇▇39.32435.90230.7429.16527.00227.026.99426.99426.98626.98624.18118.00723.98123.98123.98123.98123.98723.98330.33630.2529.7527.68829.7527.68827.68827.68829.75327.69331.49631.49733.55929.75950.759200.75961.57403.02853.21153.39343.23363.598356.711NA25.69NANA
 us-gaap:OperatingLeaseLiabilityCurrent us-gaap:BalanceSheetLocation us-gaap:AccruedLiabilities█▅▄▁▅▅▁94.42791.17390.47887.40291.25991.41787.686NANANA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAccruedLiabilitiesCurrent ▂▂▁▂▂▁▂▃▂▃▃▂▁▁▂▃▃▃▂▃▃▃▂▃▃▃▂▃▅▅▄▅▆█▅▄▄86.1685.27473.43685.31475.64471.58683.86595.86487.47392.75891.99477.22266.07765.47478.48293.07697.37598.94788.555101.84294.49997.18886.37998.78993.20196.28180.85397.208128.215137.186120.544138.297138.607179.179125.12114.315106.846NA96.804NANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:LongTermDebt ▁▃▃▄█▆▃▃▄3339.553895.4043897.4833987.5324920.8824395.0973765.9313807.7443909.206NA3979.3NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LongTermDebtNoncurrent ▃▅▅▅█▆▄▄▅▅▅▃▃▂▂▂▂▂▂▂▄▄▂▃▃▃▃▃▆▆▆▆▇▇█▃▃▃▃▁▁3300.2263859.5023866.7433958.3674893.884368.0973738.9373780.753882.223922.5193955.1193531.0763487.6132969.2233051.8993045.5863115.8513187.5443199.1192956.9983628.1123657.9113239.7993302.6873361.6183376.0973431.6383432.7254261.8374301.2694352.9324312.9844519.4814637.0634827.8533462.9383480.9653271.5023347.2262802.0752823.049NA3193.065NANA
us-gaap:DeferredFinanceCostsNoncurrentNet ▄▅▆██▃▄▁▂47.01148.88951.86855.40954.945.07747.35441.9944.483NA49.449NANANANANANANANANANANANA54.94659.29852.30356.5460.67974.49479.74484.20982.24182.45179.18785.46828.94828.30930.04732.09930.32231.927NA34.993NANA
us-gaap:DeferredIncomeTaxLiabilitiesNet █▆▄▃▁▃▆191.916161.735131.052121.90184.603121.781162.695NANANA121.262NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesNoncurrent ▂▁▂▂▃▄▄▅▄▃▁▂▂▂▁▁▁▁▅▅▅▅▄▅▄▄▄▄▅▅▅▆▆█▇▂▂▃▃▃▃66.04558.83464.36366.73172.76681.70282.25387.36382.6671.51960.8863.29363.66363.25661.22961.86561.70661.65684.71585.43885.36185.73482.74584.25683.40383.71181.0980.80788.34488.64587.09396.97795.493109.432103.24968.20269.61671.72471.19372.36973.77NA83.589NANA
us-gaap:OperatingLeaseLiabilityNoncurrent ██████████▁846.551846.525848.825855.559865.461828.466840.285842.194850.536855.7680.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo NANA151.56NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree NANA119.116NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour NANA118.927NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA119.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA1248.846NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:StockholdersEquity █▇▆▆▆▆▇▇▇▇▇▇▇▆▆▆▆▆▅▅▃▃▂▂▂▂▂▂▂▂▂▂▁▁▁▇▇▇▇▇▇1358.2671230.721123.9431043.9111005.4781111.771265.2421248.1471212.7151170.1091145.7411141.8351145.161117.5621100.9761034.111024.317985.707934.076922.976576.989543.549507.961506.121474.419478.825438.037462.557475.692471.382469.987509.771328.029300.888303.7911200.4591214.6911210.9071202.0921200.6521195.961NA1189.205NANA
us-gaap:CommonStockValue █████▇█▇▇██████████████▇▇▇▇▇▇▇▇▇▂▁▁▁▁▁▁▁▁1.1221.1211.1181.1151.1141.1121.1151.1111.1111.1141.1181.121.1241.1261.1261.1261.1291.1321.1291.1251.1231.121.1171.111.1051.1041.0931.0841.0841.0831.0821.0780.8880.8690.8690.8630.8630.8630.8630.8630.863NA0.862NANA
us-gaap:AdditionalPaidInCapital ▇▆▆▆▆▆▆▆▆▆▇▇▇▇██████████▇▇▇▇▇▇▇▇▂▁▁▁▁▁▁▁▁895.227881.367876.433879.45879.373876.678883.715882.652879.388877.47892.331904.521913.096917.393931.858941.142948.384953.231953.44953.511950.514946.914945.041936.197930.567927.515922.112914.391913.102909.533902.496894.222675.454659.78655.694651.508649.944647.137644.174642.243640.661NA635.028NANA
us-gaap:RetainedEarningsAccumulatedDeficit ▇▇▆▅▅▆▇▇▆▆▆▆▆▆▅▅▅▄▄▄▂▂▁▁▁▁▁▁▁▁▁▂▂▂▂██████462.132348.403246.242162.955124.839233.383380.942364.453332.828292.125253.357237.196232.08199.877168.17491.65674.31331.388-19.878-32.098-374.669-404.691-437.881-431.012-456.437-450.012-485.115-452.692-437.587-438.256-432.074-384.734-347.467-359.094-351.81548.088563.884562.907557.055557.546554.437NA560.909NANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▅▅▇▇▇█▄▆▄▄▂▃▂▃▅▇█▆▄▇▆▇▅▅▃▇▆▅▃▃▁▃▃▄▃-0.214-0.1710.150.3910.1520.597-0.53-0.069-0.612-0.6-1.065-1.002-1.14-0.834-0.1820.1860.491-0.044-0.6150.4380.0210.206-0.316-0.174-0.8160.218-0.053-0.226-0.907-0.978-1.517-0.795-0.846-0.667-0.962NANANA0.00.00.0NA-7.594NANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue █▁12.8235.701NANA2.6938.191NA3.5598.1589.7095.0635.3676.0228.9276.2012.3825.7473.0838.3931.5422.323.26311.0371.862.9263.4417.2371.3343.4246.4819.8582.0492.8934.0914.6871.6072.8373.1162.2561.787NANA3.22.396NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInOperatingActivities █▁282.656216.686NA176.818-76.39723.592NA151.077100.222164.09102.355114.18199.466118.52591.692127.93883.189112.04545.97596.64577.23183.0398.39785.67396.13859.63890.35894.17281.1657.16943.25268.01377.65288.118-3.437.07231.28577.48870.59485.348NANA28.4391.204NA
us-gaap:NetCashProvidedByUsedInInvestingActivities ▁█-51.8852.458NA-40.362-27.87-48.046NA-40.643-53.708-101.24-649.77-312.359-146.78-26.418-28.998-43.654-38.265-115.102-251.921-415.19-36.451-35.292-43.422-28.083-38.184-16.953-61.659-65.936-35.191-17.194-41.627-37.303-35.558134.066-987.499-379.591-35.301-32.768-299.985-32.151NANA-10.102-17.155NA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁█-623.198-5.867NA-940.819579.925603.781NA-112.072-56.069-63.42346.05813.817500.252-113.886-18.422-88.415-84.326-24.173237.343-714.875-31.357409.642-21.199-57.068-64.228-57.229-4.268-69.838-46.335-54.93510.41-47.519-272.443-56.658839.956325.835207.757-66.762221.029-41.859NANA34.62-81.547NA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▃▆▅▁▇█▅▅▅▅▄▄▇▅▅▅▅▅-392.427213.27713.929-804.363475.658579.3279.009-1.638-9.555-0.57-201.357-184.361453.42-21.77941.7420.934-4.451-21.296NANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:DepreciationDepletionAndAmortization ▅▅█▆▆▅█▅▆▅▆▂▂▁▂▂▁▂67.27964.46775.53369.3269.21366.96576.17365.09268.05167.25370.09254.68853.92351.27655.79455.20152.56353.964NA47.92848.2547.653NA51.34551.96451.942NA66.16865.89866.179NANANANANANANANANANANANANANANA
us-gaap:IncreaseDecreaseInAccountsReceivable ▄▇▇▇▅▁▆▃▆▆▆▆▅▄▇▆▆▅▆▄▆▅▅▄▆▅▅▅▆▄█▅▅▅▅▅▄▅▇▆-5.3499.4079.7478.544-2.334-17.2964.025-10.3852.484.1953.5031.728-0.636-3.8236.8813.5951.646-2.1852.0-3.3422.627-1.330.249-3.6112.831-1.44-1.585-0.9193.961-3.8312.125-1.5060.515-0.538-1.999-2.388-4.309-0.7797.4194.327NANA5.191.246NA
us-gaap:IncreaseDecreaseInInventories ▃▁▄▁█▄▇▄▇▂▆▂▃▄▄▂▆▃▄▃▄▄▅▅▅▃▃▅▆▂▆▂▆▄▄▂▆▃▆▄-0.603-2.015-0.153-2.2442.7780.1342.041-0.1821.891-1.7181.023-1.655-0.68-0.3870.188-1.3081.161-0.606-0.151-0.6340.227-0.3260.3560.5420.371-0.968-0.8810.651.228-1.2231.556-1.4051.242-0.2120.208-1.8731.66-0.571.596-0.308NANA0.958-1.037NA
us-gaap:NetCashProvidedByUsedInOperatingActivities █▁282.656216.686NA176.818-76.39723.592NA151.077100.222164.09102.355114.18199.466118.52591.692127.93883.189112.04545.97596.64577.23183.0398.39785.67396.13859.63890.35894.17281.1657.16943.25268.01377.65288.118-3.437.07231.28577.48870.59485.348NANA28.4391.204NA
us-gaap:NetIncomeLoss ▇▇▇▆▅▅▆▆▆▆▆▆▆▆▇▆▆▆▆█▆▆▆▆▆▆▆▆▆▆▆▆▆▆▁▆▆▆▆▆▆▆▆▆▆113.729102.16183.28738.116-108.544-147.55924.29639.40548.48445.45122.86711.83738.94541.39982.1522.97648.57835.48912.22342.57130.02233.19-6.86925.425-6.42535.103-32.423-15.1050.669-6.182-47.34-37.26711.627-7.284-899.898-15.7960.9775.852-0.4916.98-2.951-3.521-26.26414.8663.382
us-gaap:ShareBasedCompensation █▄▁▁▃▆▃▃▆▆▄▄▅▆▅▃▄▃▆▂▃▃▇▂▃▃▅▂▃▅▆▂▃▄▄▂▃▃▃▂12.8235.701-0.824-0.8582.6938.1913.7763.5598.1589.7095.0635.3676.0228.9276.2012.3825.7473.0838.3931.5422.323.26311.0371.862.9263.4417.2371.5263.4246.4819.8582.0492.8934.0914.6871.6072.8373.1162.2561.787NANA3.22.396NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInInvestingActivities ▁█-51.8852.458NA-40.362-27.87-48.046NA-40.643-53.708-101.24-649.77-312.359-146.78-26.418-28.998-43.654-38.265-115.102-251.921-415.19-36.451-35.292-43.422-28.083-38.184-16.953-61.659-65.936-35.191-17.194-41.627-37.303-35.558134.066-987.499-379.591-35.301-32.768-299.985-32.151NANA-10.102-17.155NA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▅▃▆▂▂▄▃▃▃█▅▄▃▂▂▃▃▇▃▄▃▃▄▂▃▁▅▃▃▁▄▃▃▁▂▂▃▂▂▂60.86235.47769.95329.16127.8748.04640.8440.64336.83289.32253.9144.38937.32725.91829.21242.50138.71380.03843.02844.88337.1535.29744.17328.88538.84319.26954.75741.10835.20318.30643.90242.16235.87522.58124.25631.31537.60732.79631.73324.617NANA11.88916.588NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁█-623.198-5.867NA-940.819579.925603.781NA-112.072-56.069-63.42346.05813.817500.252-113.886-18.422-88.415-84.326-24.173237.343-714.875-31.357409.642-21.199-57.068-64.228-57.229-4.268-69.838-46.335-54.93510.41-47.519-272.443-56.658839.956325.835207.757-66.762221.029-41.859NANA34.62-81.547NA
us-gaap:PaymentsOfDividendsCommonStock NANA0.00.00.07.8087.787.786.6846.7056.7216.7425.6355.6325.6335.6530.00.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:PaymentsForRepurchaseOfCommonStock NANA0.00.00.00111.120.00.2846.10821.65314.74814.49NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType byd:BankCreditFacility,us-gaap:LineOfCredit████▁▁▁▁▁2.471e-062.4670000000000003e-062.486e-062.558e-062.85e-082.765e-083.753e-084.154e-084.61e-08NA4.6510000000000004e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType byd:SeniorNote8625Due2025,us-gaap:SeniorNotes████▁8.625e-068.625e-068.625e-068.625e-068.625e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType byd:SeniorNotes6000Due2026,us-gaap:SeniorNotesNA6e-066e-066e-066e-086e-086e-086e-086e-08NA6e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType byd:SeniorNotes6375Due2026,us-gaap:SeniorNotesNA6.375e-066.375e-066.375e-066.375e-086.375e-086.375e-086.375e-086.375e-08NA6.375e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType byd:The4750SeniorNotesdueDecember2027,us-gaap:SeniorNotesNA4.75e-064.75e-064.75e-064.75e-084.75e-084.75e-08NANANA4.75e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType byd:OtherLongTermDebt6.184e-06NA6.137e-06NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType byd:OtherLongtermDebtNA6.166000000000001e-066.137e-066.123999999999999e-065.2200000000000004e-081.1147999999999999e-071.1138000000000001e-071.1041e-071.1029e-07NA1.101e-07NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1.1221.1211.1181.1151.1141.1121.1151.1111.1111.1141.1181.121.1241.1261.1261.1261.1291.1321.1291.1251.1231.121.1171.111.1051.1041.0931.0841.0841.0831.0821.0780.8880.8690.8690.8630.8630.8630.8630.8630.8630.862
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value11411311311311311311311311511511511511511511511511411311211210911010910190878787878787878686
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value11311311311311311311311311411411411411511511411411411211211110910910910189878787878787878686
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:AllocatedShareBasedCompensationExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-312011-09-302011-06-30
Value125.701-0.824-0.8582.6938.1913.7763.5598.1589.7095.0635.3676.0228.9276.2012.3825.7473.0838.3931.5422.323.263111.862.9263.4417.2371.3343.4246.4819.8582.0492.8934.0914.6871.6072.8372.2561.7872.14
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax1.40.8-0.1-0.11.31.20.50.41.01.20.60.91.01.51.00.41.00.51.50.30.40.62.00.30.50.61.40.20.50.91.40.30.40.60.70.30.50.40.30.4

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:IncomeStatementLocation

byd:CorporateExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value114.681-1.421-1.4421.7926.8442.8832.7527.0958.4724.6614.5835.1847.8355.5641.8595.0432.6367.2640.9941.8132.7229.751.4292.5753.016.2451.2172.9955.758.7411.6752.523.718
Percentage of AllocatedShareBasedCompensationExpense86.882.1172.5168.166.583.676.477.387.087.392.185.486.187.889.778.087.885.586.564.578.183.488.376.888.087.586.391.287.588.788.781.787.190.9
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax1.20.6-0.2-0.20.91.00.30.30.81.00.60.70.81.30.90.30.80.41.30.20.30.51.80.30.50.51.20.20.40.81.30.20.30.5
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax byd:CorporateExpense0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

byd:FoodBeverage


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.0510.0310.0180.0180.0270.040.0270.0240.0320.037
Percentage of AllocatedShareBasedCompensationExpense0.40.5-2.2-2.11.00.50.70.70.40.4
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax byd:FoodBeverage0.00.00.00.00.00.00.00.00.00.0

byd:Gaming


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.2660.160.0940.0920.1410.2120.140.1270.1670.194
Percentage of AllocatedShareBasedCompensationExpense2.12.8-11.4-10.75.22.63.73.62.02.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.00.00.00.00.10.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax byd:Gaming0.00.00.00.00.00.00.00.00.00.0

byd:Room


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.0250.0140.0090.0080.0130.0190.0120.0120.0150.018
Percentage of AllocatedShareBasedCompensationExpense0.20.2-1.1-0.90.50.20.30.30.20.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax byd:Room0.00.00.00.00.00.00.00.00.00.0

us-gaap:SellingGeneralAndAdministrativeExpenses


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value1.3530.8150.4760.4660.721.0760.7140.6440.8490.9880.320.6270.6690.8720.5090.4180.5610.3580.9020.4370.4050.4321.0270.3450.280.3440.7920.2470.3420.5840.8930.2980.2980.298
Percentage of AllocatedShareBasedCompensationExpense10.614.3-57.8-54.326.713.118.918.110.410.26.311.711.19.88.217.59.811.610.728.317.513.29.318.59.610.010.918.510.09.09.114.510.37.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.20.10.10.10.30.20.10.10.10.10.00.10.10.10.10.10.10.10.20.10.10.10.20.10.10.10.10.00.00.10.10.00.00.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:SellingGeneralAndAdministrativeExpenses0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value1131018338-108.989-146.4322339484522113840812249363422933-7.01126-7.45835-32.25-14.4240.371-5.643-48.062-37.21511-6.989-900.86-15.7960.9776.475-0.4913.1090.935-2.603
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax12.713.513.15.9-51.9-21.52.94.95.75.62.92.06.36.713.83.88.15.964.55.56.1-1.34.8-1.36.4-6.1-2.00.1-0.8-7.1-5.01.5-0.9-143.9-2.60.21.0-0.10.50.2-0.5

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold us-gaap:ProductOrService

us-gaap:CostOfGoodsAndServicesSold

us-gaap:Casino


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value25923220321476238280276282276265197193
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax29.030.832.133.036.635.133.733.733.433.433.532.331.5
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:Casino35.737.60.038.041.546.80.045.044.644.60.044.243.3

us-gaap:FoodAndBeverage


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value4638373816891051011031021018281
Percentage of CostOfGoodsAndServicesSold18.116.818.318.021.837.637.536.936.636.938.241.642.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax5.25.25.95.98.013.212.612.412.212.312.813.413.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:FoodAndBeverage81.588.20.099.8157.199.90.094.492.492.00.095.693.2

us-gaap:Occupancy


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value141212125.0972227282726262221
Percentage of CostOfGoodsAndServicesSold5.55.26.06.06.69.69.810.39.89.79.811.311.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax1.61.61.92.02.43.43.33.53.33.23.33.63.5
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:Occupancy36.446.70.048.073.749.20.046.845.547.00.046.443.8

us-gaap:ProductAndServiceOther


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value4441375.8092.1692123232423232121
Percentage of CostOfGoodsAndServicesSold17.218.118.42.72.89.08.58.58.88.69.010.711.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax5.05.65.90.91.03.22.92.92.92.93.03.53.5
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:ProductAndServiceOther63.964.20.028.230.362.80.063.162.961.70.067.367.7

Costs And Expenses

us-gaap:CostsAndExpenses

us-gaap:CostsAndExpenses


Costs
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value6275595245252968187187067197096965425205115105095105105244634644704954764764785196656356396426606596561663564556556551522512516510540528
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax70.274.382.580.5141.1120.286.286.285.085.888.088.684.484.485.786.084.583.794.687.285.285.191.487.385.286.997.890.088.090.394.389.489.389.1265.992.190.587.991.088.589.291.592.590.891.4

Gains Losses On Extinguishment Of Debt

us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:GainsLossesOnExtinguishmentOfDebt


Gains
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value-65.475-0.791-0.413-0.412-0.175-34.2-0.242-0.5080.00.00.00.0-0.061-0.729-0.319-0.378-0.1560.0-41.518-0.419-0.427-8.4-0.863-30.962-0.508-0.407-0.071-0.904-0.154-24.689-27.141-2.3720.00.00.0
Percentage of GainsLossesOnExtinguishmentOfDebt100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax-7.3-0.1-0.1-0.2-0.0-4.1-0.0-0.10.00.00.00.0-0.0-0.1-0.1-0.1-0.00.0-7.8-0.1-0.1-1.5-0.2-5.5-0.1-0.1-0.0-0.1-0.0-3.6-3.7-0.30.00.00.0

Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1451349369-145.514-188.998255366563417515137354651-12.513-27.7561940-7.554290.17218-43.72-1.36710-6.377-60.763-31.547-10.596-14.051-1124.969-25.495-6.14112-1.2779.15-4.732-9.419-31.622116
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax16.317.814.710.7-69.3-27.83.16.67.86.84.42.88.48.56.36.07.68.4-2.3-5.23.57.4-1.45.30.03.3-8.2-0.21.5-0.9-8.9-4.3-1.4-1.9-179.8-4.2-1.02.0-0.21.6-0.8-1.7-5.73.62.9

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value32321031-36.97-41.4391.512141710115.234139.892-44.509121816-23.255-189.627.7717.618-0.6853.716.597-16.796121.9615.2414.8486.8283.048-4.102-2.424-213.192-8.413-5.456.2831.7492.170.911-3.108-7.2966.3714.912
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax3.64.31.74.8-17.6-6.10.21.82.11.31.50.92.11.6-7.52.13.12.7-4.2-35.61.41.4-0.10.71.2-3.12.40.30.70.71.00.4-0.6-0.3-34.1-1.4-0.91.00.30.40.2-0.6-1.31.10.8

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet

us-gaap:IncomeTaxesPaidNet


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value3.332-0.0340.678-5.398-1.06-0.388-5.5780.03.2710.1871.211.03.512-0.065-0.0631.04.254-0.0022.025291.9940.2040.0871.162-0.752-1.656-0.0060.00.1480.0840.026-4.288-0.823-1.3130.4930.00.136-0.1373.7250.0-0.5180.618
Percentage of IncomeTaxesPaidNet100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.4-0.00.1-0.8-0.5-0.1-0.70.00.40.00.20.20.6-0.0-0.00.20.7-0.00.45.50.40.00.00.2-0.1-0.3-0.00.00.00.00.0-0.6-0.1-0.20.10.00.0-0.00.60.0-0.10.1

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value555757625951555961616054444443434243425561535356575657757575778388958774646366606657714534
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax6.27.79.09.628.27.66.67.37.27.47.68.97.37.37.37.37.17.27.710.411.49.69.910.410.210.310.810.210.410.711.411.311.913.013.912.110.510.111.010.211.610.112.97.76.0

Interest Paid Net

us-gaap:InterestPaidNet

us-gaap:InterestPaidNet


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value1032883197636704373447122
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax11.63.813.13.036.25.38.55.38.75.49.03.7

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1131028338-108.544-147.559243948452211384182224835123423033-6.86925-6.42535-32.423-15.1050.669-6.182-47.34-37.26711-7.284-899.898-15.7960.9775.852-0.4916.98-2.951-3.521-26.264143.382
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax12.713.613.15.8-51.7-21.72.94.85.75.52.91.96.36.813.83.98.05.82.264.45.56.0-1.34.7-1.16.4-6.1-2.00.1-0.9-6.9-5.01.6-1.0-143.8-2.60.20.9-0.11.2-0.5-0.6-4.82.50.6

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-30
Value11310238-108.544-147.55939484522113841-107.043224835342303325
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0-130.3100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax12.713.65.8-51.7-21.74.85.75.52.91.96.36.8-18.03.98.05.864.45.56.04.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Nonoperating Income Expense

us-gaap:NonoperatingIncomeExpense

us-gaap:NonoperatingIncomeExpense


Nonoperating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value-120.388-59.313-17.519-57.355-59.166-51.237-89.051-59.582-60.47-61.339-59.859-52.497-44.413-43.483-42.96-43.037-43.21-43.481-42.484-95.672-61.412-60.278-69.907-71.395-98.01-65.251-65.967-75.141-76.4-74.893-99.943-109.869-89.975-94.508-86.925-73.843-64.38-63.824-56.123-59.014-66.722-57.523-72.79-33.246-32.738
Percentage of NonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax-13.5-7.9-2.8-8.8-28.2-7.5-10.7-7.3-7.1-7.4-7.6-8.6-7.2-7.2-7.2-7.3-7.2-7.1-7.7-18.0-11.3-10.9-12.9-13.1-17.5-11.9-12.4-10.2-10.6-10.6-14.7-14.9-12.2-12.8-13.9-12.0-10.5-10.1-9.3-10.0-11.6-10.2-13.2-5.6-5.7

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value266193111127-86.348-137.76111411312611794699694807889942967801016210098832273866839787980-1038.04448587654686148415449
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax29.825.717.519.5-41.1-20.213.813.815.014.212.011.415.615.613.513.314.815.65.412.814.818.311.518.417.515.24.210.012.09.75.710.610.710.9-165.97.99.512.19.011.510.88.57.59.28.6

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312013-03-31
Value-0.237-1.932394.977-0.1150.344-0.113-0.1130.455-0.115-0.112-0.0160.0240.380.7150.139-0.559-0.1110.518
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax-0.0-0.36.30.8-0.10.1-0.0-0.00.1-0.0-0.0-0.00.00.10.10.0-0.1-0.00.1

Revenue From Contract With Customer Including Assessed Tax

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value893753635652209680833819846827791612616606595591604610554531544552542546559550531738722708681738738736625613615633606590574564551595578
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:ProductOrService

us-gaap:Casino


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value727617514565185509615613633620590446447
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax81.482.080.986.888.274.973.974.974.975.074.673.072.6
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax81.482.080.986.888.274.973.974.974.975.074.673.072.6
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:Casino100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FoodAndBeverage


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value5744393810891161081121111088687
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax6.45.96.25.95.113.214.013.213.213.413.814.014.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax6.45.96.25.95.113.214.013.213.213.413.814.014.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:FoodAndBeverage100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Occupancy


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value392524266.9184658606157544749
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax4.43.53.84.13.36.97.07.47.26.96.87.88.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax4.43.53.84.13.36.97.07.47.26.96.87.88.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:Occupancy100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProductAndServiceOther


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value696557207.1693442373938383131
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax7.88.79.03.23.45.05.14.64.64.74.85.15.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax7.88.79.03.23.45.05.14.64.64.74.85.15.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:ProductAndServiceOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

us-gaap:Casino, byd:DowntownLasVegas


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value271412123.142937323433363032
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax3.02.02.01.91.54.44.53.94.14.14.65.15.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax3.02.02.01.91.54.44.53.94.14.14.65.15.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:Casino byd:DowntownLasVegas100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Casino, byd:LasVegasLocals


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value18714913114140116142137142143144135142
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax21.019.820.821.619.517.117.116.816.917.418.322.123.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax21.019.820.821.619.517.117.116.816.917.418.322.123.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:Casino byd:LasVegasLocals100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Casino, byd:MidwestAndSouth


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value512453369412141363435443456442409280272
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax57.460.258.163.267.253.452.354.153.953.551.745.844.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax57.460.258.163.267.253.452.354.153.953.551.745.844.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:Casino byd:MidwestAndSouth100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FoodAndBeverage, byd:DowntownLasVegas


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value6.5023.8123.0482.9920.8821115131414141313
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.70.50.50.50.41.71.81.71.71.71.92.22.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.70.50.50.50.41.71.81.71.71.71.92.22.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:FoodAndBeverage byd:DowntownLasVegas100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FoodAndBeverage, byd:LasVegasLocals


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value191312123.3673141373839393738
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax2.11.82.01.91.64.65.04.64.64.75.06.16.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax2.11.82.01.91.64.65.04.64.64.75.06.16.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:FoodAndBeverage byd:LasVegasLocals100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FoodAndBeverage, byd:MidwestAndSouth


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value312623236.4124659565857543434
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax3.63.63.83.63.16.97.26.96.97.06.95.75.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax3.63.63.83.63.16.97.26.96.97.06.95.75.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:FoodAndBeverage byd:MidwestAndSouth100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Occupancy, byd:DowntownLasVegas


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value3.4481.8211.5441.350.3276.1487.2437.247.1037.1986.8536.6736.606
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.40.20.20.20.20.90.90.90.80.90.91.11.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.40.20.20.20.20.90.90.90.80.90.91.11.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:Occupancy byd:DowntownLasVegas100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Occupancy, byd:LasVegasLocals


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value181010102.3832127252626242325
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax2.11.41.61.71.13.23.33.13.13.23.13.84.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax2.11.41.61.71.13.23.33.13.13.23.13.84.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:Occupancy byd:LasVegasLocals100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Occupancy, byd:MidwestAndSouth


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value171312144.2081823272723221717
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax1.91.82.02.22.02.72.83.43.32.92.82.92.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax1.91.82.02.22.02.72.83.43.32.92.82.92.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:Occupancy byd:MidwestAndSouth100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProductAndServiceOther, byd:DowntownLasVegas


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1.640.9540.790.5190.3156.3959.2237.4058.1147.7869.0417.8258.033
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.20.10.10.10.20.91.10.91.00.91.11.31.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.20.10.10.10.20.91.10.91.00.91.11.31.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:ProductAndServiceOther byd:DowntownLasVegas100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProductAndServiceOther, byd:LasVegasLocals


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value109.0846.7696.5182.0951112121213131212
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax1.21.21.11.01.01.71.61.51.51.71.72.02.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax1.21.21.11.01.01.71.61.51.51.71.72.02.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:ProductAndServiceOther byd:LasVegasLocals100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProductAndServiceOther, byd:MidwestAndSouth


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value575549134.7591620171816151111
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax6.47.37.82.12.32.42.42.22.22.12.01.81.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax6.47.37.82.12.32.42.42.22.22.12.01.81.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:ProductAndServiceOther byd:MidwestAndSouth100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:StatementBusinessSegments

byd:DowntownLasVegas


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value382118174.6645469606463675961
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax4.32.82.92.72.28.08.37.47.67.68.59.79.9
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax4.32.82.92.72.28.08.37.47.67.68.59.79.9
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax byd:DowntownLasVegas100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:LasVegasLocals


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value23618216117148180223213220222222208219
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax26.424.225.426.223.226.626.926.026.126.928.134.135.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax26.424.225.426.223.226.626.926.026.126.928.134.135.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax byd:LasVegasLocals100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:MidwestAndSouth


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value618549456463156445539545560541501344335
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax69.272.971.771.174.665.564.866.666.365.463.456.254.4
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax69.272.971.771.174.665.564.866.666.365.463.456.254.4
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax byd:MidwestAndSouth100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:SellingGeneralAndAdministrativeExpense


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value9090898660113110116116115105888887869193918080798179798181801131111241161221271241191131101091069696959810099
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax10.111.914.113.328.716.713.314.313.814.013.314.414.314.414.515.415.415.014.515.214.514.814.714.614.514.815.115.415.417.617.116.617.216.919.118.418.017.317.516.316.817.017.916.917.2

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value629167036558656774367016665066786710671557565275517546294685465546684681467044564829479743504409441944264478450956565680574157735849615463326385603858335883563856365689
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:StatementBusinessSegments

byd:DowntownLasVegas


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312012-09-302012-06-302011-12-31
Value241213213202208204212209211169133129131
Percentage of Assets3.83.23.33.12.82.93.23.13.22.92.12.12.2
Percentage of Assets3.83.23.33.12.82.93.23.13.22.92.12.12.2
Percentage of Assets byd:DowntownLasVegas100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:LasVegasLocals


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312012-09-302012-06-302011-12-31
Value1673167916901707172616981804181618431732123212361260
Percentage of Assets26.625.125.826.023.224.227.127.227.530.119.320.521.4
Percentage of Assets26.625.125.826.023.224.227.127.227.530.119.320.521.4
Percentage of Assets byd:LasVegasLocals100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:MidwestAndSouth


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312012-09-302012-06-302011-12-31
Value3930394539843974400939274229424342683562139614021406
Percentage of Assets62.558.960.760.553.956.063.663.563.661.921.923.223.9
Percentage of Assets62.558.960.760.553.956.063.663.563.661.921.923.223.9
Percentage of Assets byd:MidwestAndSouth100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:TotalReportableSegment


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value5845583958885884594358306246627063235464
Percentage of Assets92.987.189.889.679.983.193.993.994.294.9
Percentage of Assets92.987.189.889.679.983.193.993.994.294.9
Percentage of Assets byd:TotalReportableSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Corporate


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value44686467068314921186403408386361291523688220226200200200171174963923422447441416424417214214230232243408395197516151421
Percentage of Assets7.112.910.210.420.116.96.16.15.85.45.19.913.34.84.84.34.34.33.73.919.919.29.710.110.09.49.59.33.83.84.04.04.26.66.230.926.824.2
Percentage of Assets7.112.910.210.420.116.96.16.15.85.45.19.913.34.84.84.34.34.33.73.919.919.29.710.110.09.49.59.33.83.84.04.04.26.66.230.926.824.2
Percentage of Assets us-gaap:Corporate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value629167036558656774367016665066786710671557565275517546294685465546684681467044564829479743504409441944264478450956565680574157735849615463326385603858335883563856365689
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value135812301123104310051111126512481212117011451141114511171100103410249859349225765435075064744784384624754714695093283003031200121412101202120011951189
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets21.618.417.115.913.515.819.018.718.117.419.921.622.124.123.522.221.921.120.020.711.911.311.711.510.710.89.810.38.48.38.28.85.64.94.818.820.120.820.421.321.220.9

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value-0.214-0.1710.150.3910.1520.597-0.53-0.069-0.612-0.6-1.065-1.002-1.14-0.834-0.182-0.615
Percentage of StockholdersEquity-0.0-0.00.00.00.00.1-0.0-0.0-0.1-0.1-0.1-0.1-0.1-0.1-0.0-0.1
Percentage of Assets-0.0-0.00.00.00.00.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value895881876879879876883882879877892904913917931953
Percentage of StockholdersEquity65.971.678.084.287.578.969.870.772.575.077.979.279.782.184.6102.1
Percentage of Assets14.213.113.413.411.812.513.313.213.113.115.517.117.619.819.920.4
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value1.1221.1211.1181.1151.1141.1121.1151.1111.1111.1141.1181.121.1241.1261.1261.129
Percentage of StockholdersEquity0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value462348246162124233380364332292253237232199164-23.824
Percentage of StockholdersEquity34.028.321.915.612.421.030.129.227.425.022.120.820.317.914.9-2.6
Percentage of Assets7.35.23.82.51.73.35.75.55.04.34.44.54.54.33.5-0.5
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value4728676506401455963399393396402399582751301328282279283307270735712257228230232241230336324334324343561355893526313342333305279
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.512.99.99.819.613.76.05.95.96.06.911.014.56.57.06.16.06.16.66.115.214.95.95.25.25.25.45.16.05.75.85.65.99.15.614.08.75.45.85.95.44.9

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312010-09-302010-06-302009-12-312008-12-31
Value3347305195061308831249235239247249440632179203158162167193159628616158125124130145120162162177165182358192343360156178187175145921009398
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.310.97.97.717.611.83.83.53.63.74.38.412.23.94.33.43.53.64.23.613.012.83.72.82.83.03.22.72.92.93.12.93.15.83.05.46.02.73.03.33.12.60.00.00.00.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value3557485345211325849270261263272273474658205227185184189210177
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.711.28.27.917.812.14.13.93.94.14.79.012.74.44.94.04.04.04.54.1

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value576253433537545061585439353640332928302626242525283027266461655759596256595758474647
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.90.90.80.70.50.50.80.80.90.90.90.80.70.80.90.70.60.60.70.60.60.50.60.60.70.70.60.61.11.11.11.01.01.01.00.91.01.01.00.80.80.8

Inventory Net

us-gaap:InventoryNet

us-gaap:InventoryNet


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value192022222522222020182016161718171917181515151515141415161918191819181816181617141416
Percentage of InventoryNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.30.30.30.30.30.30.30.30.30.40.30.30.40.40.40.40.40.40.40.30.30.40.30.30.30.30.40.30.30.30.30.30.30.30.30.30.30.30.30.30.3

Prepaid Expense And Other Assets Current

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent


Prepaid
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value393539526448465545464546343637454547464343343738413332375444425048894860524747534037
Percentage of PrepaidExpenseAndOtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.60.50.60.80.90.70.70.80.70.70.80.90.70.80.81.01.01.01.01.00.90.70.90.90.90.80.70.81.00.80.70.90.81.50.80.90.90.80.80.90.70.7

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value53465314531553395328535453085344531752755189499149054863484048164783481447364378426642374210417641544138413140925847582058035782576457925750559855815519
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets85.079.381.081.371.776.379.880.079.278.690.194.694.8105.0103.3103.5102.5102.8101.498.288.488.396.894.794.093.592.290.8103.4102.5101.1100.298.694.190.887.792.493.8

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

byd:RiverboatsAndBarges


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value241241241241241241241239239239240239239239238239239239239238238238238238238238239189189189189189188188187168168168
Percentage of PropertyPlantAndEquipmentGross4.54.54.54.54.54.54.54.54.54.54.64.84.94.94.95.05.05.05.15.55.65.65.75.75.75.85.84.63.23.33.33.33.33.33.33.03.03.0
Percentage of Assets3.83.63.73.73.23.43.63.63.63.64.24.54.65.25.15.15.15.15.15.44.95.05.55.45.45.45.44.23.43.33.33.33.23.13.02.62.82.9
Percentage of Assets byd:RiverboatsAndBarges0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:BuildingAndBuildingImprovements


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value30973084307430533044309230903070309430913084298829482946293529202901277429152618256025532539253325312528253425083859385438523842383638303827353435293513
Percentage of PropertyPlantAndEquipmentGross57.958.057.857.257.157.858.257.558.258.659.459.960.160.660.660.660.757.661.659.860.060.360.360.760.961.161.461.366.066.266.466.466.566.166.663.163.263.7
Percentage of Assets49.246.046.946.540.944.146.546.046.146.053.656.757.063.662.662.762.259.362.458.853.053.258.457.557.357.156.655.668.267.967.166.665.662.260.555.458.459.7
Percentage of Assets us-gaap:BuildingAndBuildingImprovements0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ConstructionInProgress


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value361943727768561241179766524333595955758668513642292824358271607274645927
Percentage of PropertyPlantAndEquipmentGross0.70.40.81.41.41.31.12.32.21.91.31.00.90.71.21.21.21.61.81.61.20.91.00.70.70.60.92.01.21.01.21.31.11.00.5
Percentage of Assets0.60.30.71.11.01.00.81.91.81.51.21.00.80.71.31.31.21.61.81.51.10.81.00.70.60.50.81.81.31.11.31.31.11.00.4
Percentage of Assets us-gaap:ConstructionInProgress0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:FurnitureAndFixtures


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-31
Value162516231609165016431624159615851538151914801416137913491311129912911440124312121179117311521137111711091079106713731332
Percentage of PropertyPlantAndEquipmentGross30.430.530.330.930.830.330.129.728.928.828.528.428.127.727.127.027.029.926.327.727.627.727.427.226.926.826.126.123.523.0
Percentage of Assets25.824.224.525.122.123.224.023.722.922.625.726.826.729.128.027.927.730.826.627.224.424.526.525.825.325.124.123.724.323.2
Percentage of Assets us-gaap:FurnitureAndFixtures0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Land


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value345345346322322326324324327327316294293294294295295284251234228228229229229229229229333334336336340377377618614614
Percentage of PropertyPlantAndEquipmentGross6.56.56.56.06.16.16.16.16.26.26.15.96.06.16.16.16.25.95.35.35.45.45.55.55.55.55.65.65.75.85.85.85.96.56.611.111.011.1
Percentage of Assets5.55.25.34.94.34.74.94.94.94.95.55.65.76.46.36.36.36.15.45.34.74.85.35.25.25.25.15.15.95.95.95.85.86.16.09.710.210.4
Percentage of Assets us-gaap:Land0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value28992848279028052755269626362642259025332473244423972350230022602216218021312115206020271985195119141888184418132403235422972257221421802125210020601977
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets46.142.542.542.737.138.439.639.638.637.743.046.346.350.849.148.547.546.645.647.542.742.345.644.343.342.741.240.242.541.540.039.137.935.433.632.934.133.6

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value244624652525253325732657267227012726274227162547250725122539255625672633260522622206221022252225224022502286227834443465350535253550361236243498352035253542329633153383
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets38.936.838.538.634.637.940.240.540.640.847.248.348.454.354.254.955.056.355.850.845.746.151.150.550.750.851.050.560.961.061.161.160.758.757.254.858.360.460.258.558.859.5

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-31
Value971971971971971971108310831102108810621201976888888888890826826993685685685685685685685685685685685694694694694213213213213213213213213
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets15.414.514.814.813.113.816.316.216.416.218.522.818.919.219.019.119.117.617.722.314.214.315.815.515.515.515.315.212.112.111.912.011.911.311.03.33.53.73.63.83.83.80.0

us-gaap:Goodwill us-gaap:Restatement, us-gaap:BusinessAcquisition

srt:RestatementAdjustment, byd:LattnerEntertainmentGroupIllinoisLLC


Goodwillus-gaap:
Period End2020-12-312019-12-312019-09-302019-06-30
Value30-1.163-1.163-1.163
Percentage of Goodwill3.1-0.1-0.1-0.1
Percentage of Assets0.5-0.0-0.0-0.0
Percentage of Assets srt:RestatementAdjustment byd:LattnerEntertainmentGroupIllinoisLLC0.00.00.00.0

srt:RestatementAdjustment, byd:PinnacleAcquisition


Goodwillus-gaap:
Period End2020-12-312019-12-312019-09-302019-06-30
Value785.825.8225
Percentage of Goodwill8.10.50.52.3
Percentage of Assets1.20.10.10.4
Percentage of Assets srt:RestatementAdjustment byd:PinnacleAcquisition0.00.00.00.0

srt:RestatementAdjustment, byd:ValleyForgeConventionCenterPartnersLp


Goodwillus-gaap:
Period End2020-12-312019-12-312019-09-302019-06-30
Value85161616
Percentage of Goodwill8.91.51.51.5
Percentage of Assets1.30.20.20.2
Percentage of Assets srt:RestatementAdjustment byd:ValleyForgeConventionCenterPartnersLp0.00.00.00.0

us-gaap:Goodwill us-gaap:StatementBusinessSegments

byd:LasVegasLocals


Goodwillus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312012-09-302012-06-30
Value405405405405405428212212
Percentage of Goodwill41.741.741.741.741.739.599.699.6
Percentage of Assets6.46.06.26.25.56.43.33.5
Percentage of Assets byd:LasVegasLocals24.224.124.023.723.523.717.317.2

byd:MidwestAndSouth


Goodwillus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312012-09-302012-06-30
Value5645645645645646540.00.0
Percentage of Goodwill58.258.258.258.258.260.40.00.0
Percentage of Assets9.08.48.68.67.69.80.00.0
Percentage of Assets byd:MidwestAndSouth14.414.314.214.214.115.50.00.0

Indefinite Lived Intangible Assets Excluding Goodwill

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill


Indefinite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value12991299129913031303130613651365131013101330808806806806806806808808808809809809826826826826866926928928928928928927507507507
Percentage of IndefiniteLivedIntangibleAssetsExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets20.719.419.819.817.518.620.520.419.519.523.115.315.617.417.217.317.317.317.318.216.816.918.618.718.718.718.519.216.416.316.216.115.915.114.77.98.48.6

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass

byd:GamingLicenseRight


Indefinite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312017-12-312016-12-31
Value1120112011201120112011201162116211071127659659
Percentage of IndefiniteLivedIntangibleAssetsExcludingGoodwill86.286.286.286.086.085.885.285.284.584.781.781.5
Percentage of Assets17.816.717.117.115.116.017.517.416.519.614.114.1
Percentage of Assets byd:GamingLicenseRight0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Trademarks


Indefinite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-312011-09-302011-06-302010-12-312009-12-31
Value17917917918218218520220220320320314714714714714714714914912512612612612612612612612618618818818718718618613613613611011011550
Percentage of IndefiniteLivedIntangibleAssetsExcludingGoodwill13.813.813.814.014.014.214.814.815.515.515.318.318.318.318.318.318.318.518.515.615.615.615.615.215.215.215.214.620.120.320.320.220.220.120.126.826.826.80.00.00.00.0
Percentage of Assets2.82.72.72.82.52.63.03.03.03.03.52.82.93.23.13.23.23.23.22.82.62.62.92.92.92.82.82.83.33.33.33.23.23.03.02.12.32.32.02.02.00.0
Percentage of Assets us-gaap:Trademarks0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-31
Value137513791382139013951402146614821434144014668448438428428468508548818788828868909149209279349821051106210701083109511071119569571572574547527539461
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets21.920.621.121.218.820.022.122.221.421.525.516.016.318.218.018.218.218.218.919.718.318.520.520.720.821.020.921.818.618.718.618.818.718.017.78.99.59.89.89.79.49.50.0

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:FiniteLivedIntangibleAssetsNet


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value7679828792961011171231301353536353539434573697377818794101107116124133142154166179191626366
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.21.21.31.31.21.41.51.81.81.92.40.70.70.80.80.90.91.01.61.61.51.61.92.02.12.32.42.62.22.42.52.72.92.93.01.01.11.1

us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass

byd:HostAgreements


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value46474848495051525355
Percentage of FiniteLivedIntangibleAssetsNet60.559.358.356.154.252.551.045.143.741.0
Percentage of Assets0.70.70.70.70.70.70.80.80.81.0
Percentage of Assets byd:HostAgreements0.00.00.00.00.00.00.00.00.00.0

byd:HostRelationships


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value4851550.00.0
Percentage of FiniteLivedIntangibleAssetsNet58.351.041.00.00.0
Percentage of Assets0.70.81.00.00.0
Percentage of Assets byd:HostRelationships0.00.00.00.00.0

us-gaap:CustomerRelationships


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-312011-09-302011-06-302010-12-312009-12-31
Value8.669101316202428343945504.2124.7845.3585.939.542131519151822263239455160687685961081191304.3485.5517.6745.777.129140.0
Percentage of FiniteLivedIntangibleAssetsNet11.413.715.819.422.625.428.029.532.235.137.011.713.015.216.524.130.833.726.621.925.829.332.537.341.545.148.251.854.957.660.062.764.966.768.37.08.711.50.00.00.00.0
Percentage of Assets0.10.20.20.30.30.40.40.50.60.70.90.10.10.10.10.20.30.30.40.30.40.50.60.70.91.01.21.31.21.41.51.71.81.92.10.10.10.10.10.10.20.0
Percentage of Assets us-gaap:CustomerRelationships0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value9299279289319469289369099169190.0
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets14.813.814.214.212.713.214.113.613.713.70.0

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssetsNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value95931009993929110112811510694917981818083495147484849505252496462616282999870666667777570
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.51.41.51.51.31.31.41.51.91.71.81.81.81.71.71.81.71.81.11.21.01.01.11.11.11.21.21.11.11.11.11.11.41.61.61.11.11.11.11.41.31.2

Accounts Payable Current

us-gaap:AccountsPayableCurrent

us-gaap:AccountsPayableCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value817096671017791879911911193887510680796984887267755960568568686875721021069186887898554457
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.31.11.51.01.41.11.41.31.51.81.91.81.71.62.31.71.71.51.82.01.51.41.71.41.41.31.91.51.21.21.31.31.71.71.41.41.51.41.71.00.81.0

Accrued Income Taxes Current

us-gaap:AccruedIncomeTaxesCurrent

us-gaap:AccruedIncomeTaxesCurrent


Accrued
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value192000.01491000.01418000.0119000.0000173000.02588000.02879000.000656000.08129000.0515000.0867000.05877000.05630000.03122000.0340000.06504000.0
Percentage of AccruedIncomeTaxesCurrent100.0100.0100.0100.00.00.00.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.10.00.00.00.10.00.00.10.10.10.00.1

Accrued Liabilities Current

us-gaap:AccruedLiabilitiesCurrent

us-gaap:AccruedLiabilitiesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value407437396424380397438439404412334313256280248283247266251270257243249262248246239251341339341362370412364345317314295278
Percentage of AccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.56.56.06.55.15.76.66.66.06.15.85.95.06.05.36.15.35.75.46.15.35.15.76.05.65.65.35.66.06.06.06.36.36.75.85.45.35.45.04.9

us-gaap:AccruedLiabilitiesCurrent us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:OtherCommitments

byd:KansasStar, byd:MulvaneSpecialTaxAssessmentForUtilities


Accrued
Period End2020-12-312019-12-312018-12-312017-12-31
Value5.96.77.48.2
Percentage of AccruedLiabilitiesCurrent1.51.52.23.3
Percentage of Assets0.10.10.10.2
Percentage of Assets byd:KansasStar byd:MulvaneSpecialTaxAssessmentForUtilities0.00.00.00.0

byd:KansasStar, byd:MulvaneSpecialTaxAssessmentForUtilitiesDiscount


Accrued
Period End2020-12-312019-12-312018-12-31
Value2.02.53.0
Percentage of AccruedLiabilitiesCurrent0.50.60.9
Percentage of Assets0.00.00.1
Percentage of Assets byd:KansasStar byd:MulvaneSpecialTaxAssessmentForUtilitiesDiscount0.00.00.0

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value528546524521509501556554530560469425369381379387351360365389360337355353340334357350447442453472531728750867491483472949934610
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.48.18.07.96.97.18.48.37.98.48.28.17.18.28.18.37.57.77.88.77.57.08.28.07.77.58.07.87.97.87.98.29.111.811.913.68.18.38.016.816.610.7

Long Term Debt Current

us-gaap:LongTermDebtCurrent

us-gaap:LongTermDebtCurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value3935302927272626262624182323232323233030292729272727292731313329502006140353534336335625
Percentage of LongTermDebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.60.50.50.40.40.40.40.40.40.40.40.30.50.50.50.50.50.50.60.70.60.60.70.60.60.60.70.60.60.60.60.50.93.31.06.30.90.90.76.46.30.5

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent us-gaap:BalanceSheetLocation

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:AccruedLiabilities


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value949190879191870.0
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets1.51.41.41.31.21.31.30.0
Percentage of Assets us-gaap:AccruedLiabilities0.00.00.00.00.00.00.00.0

Other Accrued Liabilities Current

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:OtherAccruedLiabilitiesCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value86857385757183958792917766657893979888101949786989396809712813712013813817912511410696
Percentage of OtherAccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.41.31.11.31.01.01.31.41.31.41.61.51.31.41.72.02.12.11.92.32.02.02.02.22.12.21.82.22.32.42.12.42.42.92.01.81.81.6

Long Term Debt

us-gaap:LongTermDebt

us-gaap:LongTermDebt


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value3339389538973987492043953765380739093979
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets53.158.159.460.766.262.656.657.058.369.1

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent

us-gaap:LongTermDebtNoncurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value330038593866395848934368373837803882392239553531348729693051304531153187319929563628365732393302336133763431343242614301435243124519463748273462348032713347280228233193
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets52.557.659.060.365.862.356.256.657.958.468.766.967.464.165.165.466.768.168.566.475.176.374.574.976.176.376.676.175.375.775.874.777.375.376.254.257.656.156.949.750.156.1

Deferred Finance Costs Noncurrent Net

us-gaap:DeferredFinanceCostsNoncurrentNet

us-gaap:DeferredFinanceCostsNoncurrentNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value4748515554454741444954595256607479848282798528283032303134
Percentage of DeferredFinanceCostsNoncurrentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.70.70.80.80.70.60.70.60.70.91.21.31.21.31.31.31.41.51.41.41.31.30.50.50.50.50.50.60.6

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value19116113112184121162121
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.12.42.01.91.11.72.42.1

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value66586466728182878271606363636161616184858585828483838180888887969510910368697171727383
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.00.91.01.01.01.21.21.31.21.11.11.21.21.41.31.31.31.31.81.91.81.81.91.91.91.91.81.81.61.61.51.71.61.81.61.11.21.21.21.31.31.5

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value8468468488558658288408428508550.0
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets13.512.612.913.011.611.812.612.612.712.70.0

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2020-12-31
Value151
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0
Percentage of Assets2.3

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2020-12-31
Value119
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0
Percentage of Assets1.8

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2020-12-31
Value118
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0
Percentage of Assets1.8

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-31
Value119
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0
Percentage of Assets1.8

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-31
Value1248
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0
Percentage of Assets19.0

Operating Lease Liability

us-gaap:OperatingLeaseLiability us-gaap:BalanceSheetLocation

us-gaap:OperatingLeaseLiability

byd:AccruedLiabilitiesAndOperatingLeaseLiabilitiesNetOfCurrentPortion


Operating
Period End2020-12-312019-12-31
Value939927
Percentage of OperatingLeaseLiability100.0100.0
Percentage of Assets14.314.0
Percentage of Assets byd:AccruedLiabilitiesAndOperatingLeaseLiabilitiesNetOfCurrentPortion0.00.0

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2020-12-31
Value1921
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0
Percentage of Assets29.3

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2020-12-31
Value981
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0
Percentage of Assets15.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value135812301123104310051111126512481212117011451141114511171100103410249859349225765435075064744784384624754714695093283003031200121412101202120011951189
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets21.618.417.115.913.515.819.018.718.117.419.921.622.124.123.522.221.921.120.020.711.911.311.711.510.710.89.810.38.48.38.28.85.64.94.818.820.120.820.421.321.220.9

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value-0.214-0.1710.150.3910.1520.597-0.53-0.069-0.612-0.6-1.065-1.002-1.14-0.834-0.182-0.615
Percentage of StockholdersEquity-0.0-0.00.00.00.00.1-0.0-0.0-0.1-0.1-0.1-0.1-0.1-0.1-0.0-0.1
Percentage of Assets-0.0-0.00.00.00.00.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value895881876879879876883882879877892904913917931953
Percentage of StockholdersEquity65.971.678.084.287.578.969.870.772.575.077.979.279.782.184.6102.1
Percentage of Assets14.213.113.413.411.812.513.313.213.113.115.517.117.619.819.920.4
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value1.1221.1211.1181.1151.1141.1121.1151.1111.1111.1141.1181.121.1241.1261.1261.129
Percentage of StockholdersEquity0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value462348246162124233380364332292253237232199164-23.824
Percentage of StockholdersEquity34.028.321.915.612.421.030.129.227.425.022.120.820.317.914.9-2.6
Percentage of Assets7.35.23.82.51.73.35.75.55.04.34.44.54.54.33.5-0.5
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1.1221.1211.1181.1151.1141.1121.1151.1111.1111.1141.1181.121.1241.1261.1261.1261.1291.1321.1291.1251.1231.121.1171.111.1051.1041.0931.0841.0841.0831.0821.0780.8880.8690.8690.8630.8630.8630.8630.8630.8630.862
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Additional Paid In Capital

us-gaap:AdditionalPaidInCapital

us-gaap:AdditionalPaidInCapital


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value895881876879879876883882879877892904913917931941948953953953950946945936930927922914913909902894675659655651649647644642640635
Percentage of AdditionalPaidInCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets14.213.113.413.411.812.513.313.213.113.115.517.117.619.819.920.220.320.420.421.419.719.721.721.221.121.020.620.316.116.015.715.511.510.710.410.210.811.110.911.411.411.2

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value462348246162124233380364332292253237232199168917431-19.878-32.098-374.669-404.691-437.881-431.012-456.437-450.012-485.115-452.692-437.587-438.256-432.074-384.734-347.467-359.094-351.81548563562557557554560
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.35.23.82.51.73.35.75.55.04.34.44.54.54.33.62.01.60.7-0.4-0.7-7.8-8.4-10.1-9.8-10.3-10.2-10.8-10.0-7.7-7.7-7.5-6.7-5.9-5.8-5.68.69.39.69.59.99.89.9

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-312011-09-302011-06-302010-12-31
Value-214000.0-171000.0150000.0391000.0152000.0597000.0-530000.0-69000.0-612000.0-600000.0-1065000.0-1002000.0-1140000.0-834000.0-182000.0186000.0491000.0-44000.0-615000.0438000.021000.0206000.0-316000.0-174000.0-816000.0218000.0-53000.0-226000.0-907000.0-978000.0-1517000.0-795000.0-846000.0-667000.0-962000.0000-7594000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0
Percentage of Assets-0.0-0.00.00.00.00.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.00.0-0.0-0.00.00.00.0-0.0-0.0-0.00.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.00.00.0-0.1

Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


Adjustments
Period End2021-06-302021-03-312020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value125.7012.6938.1913.5598.1589.7095.0635.3676.0228.9276.2012.3825.7473.0838.3931.5422.323.263111.862.9263.4417.2371.3343.4246.4819.8582.0492.8934.0914.6871.6072.8373.1162.2561.7873.22.396
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value125.7012.6938.1913.5598.1589.7095.0635.3676.0228.9276.2012.3825.7473.0838.3931.5422.323.263111.862.9263.4417.2371.3343.4246.4819.8582.0492.8934.0914.6871.6072.8373.1162.2561.7873.22.396
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value282216176-76.3972315110016410211499118911278311245967783988596599094815743687788-3.437317770852891
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax31.628.827.1-36.43.518.411.819.812.918.716.119.615.421.613.818.48.318.214.215.018.115.717.210.817.012.711.28.16.39.210.512.0-0.56.05.112.211.614.55.215.3

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value-51.8852.458-40.362-27.87-48.046-40.643-53.708-101.24-649.77-312.359-146.78-26.418-28.998-43.654-38.265-115.102-251.921-415.19-36.451-35.292-43.422-28.083-38.184-16.953-61.659-65.936-35.191-17.194-41.627-37.303-35.558134-987.499-379.591-35.301-32.768-299.985-32.151-10.102-17.155
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax-5.80.3-6.2-13.3-7.1-5.0-6.3-12.2-82.1-51.0-23.8-4.4-4.9-7.4-6.3-18.9-45.4-78.1-6.7-6.4-8.0-5.1-6.8-3.1-11.6-8.9-4.9-2.4-6.1-5.1-4.818.2-157.8-61.9-5.7-5.2-49.4-5.4-1.8-2.9

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value-623.198-5.867-940.819579603-112.072-56.069-63.4234613500-113.886-18.422-88.415-84.326-24.173237-714.875-31.357409-21.199-57.068-64.228-57.229-4.268-69.838-46.335-54.93510-47.519-272.443-56.658839325207-66.762221-41.85934-81.547
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax-69.7-0.8-144.2276.388.7-13.7-6.6-7.743.72.381.1-18.8-3.1-14.9-14.0-4.042.8-134.4-5.874.2-3.9-10.4-11.5-10.4-0.8-9.5-6.4-7.81.5-6.4-36.9-7.7134.253.133.8-10.536.4-7.16.3-13.7

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-392.42721313-804.3634755799.009-1.638-9.555-0.57-201.357-184.361453-21.779410.934-4.451-21.296
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax-43.928.32.2-123.3226.785.11.1-0.2-1.1-0.1-25.4-30.173.5-3.67.00.2-0.7-3.5

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization

us-gaap:DepreciationDepletionAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-31
Value676475696966766568677054535155555253474847515151666566
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Accounts Receivable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccountsReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value-5.3499.4079.7478.544-2.334-17.2964.025-10.3852.484.1953.5031.728-0.636-3.8236.8813.5951.646-2.1852.0-3.3422.627-1.330.249-3.6112.831-1.44-1.585-0.9193.961-3.8312-1.5060.515-0.538-1.999-2.388-4.309-0.7797.4194.3275.191.246
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Inventories

us-gaap:IncreaseDecreaseInInventories

us-gaap:IncreaseDecreaseInInventories


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value-603000.0-2015000.0-153000.0-2244000.02778000.0134000.02041000.0-182000.01891000.0-1718000.01023000.0-1655000.0-680000.0-387000.0188000.0-1308000.01161000.0-606000.0-151000.0-634000.0227000.0-326000.0356000.0542000.0371000.0-968000.0-881000.0650000.01228000.0-1223000.01556000.0-1405000.01242000.0-212000.0208000.0-1873000.01660000.0-570000.01596000.0-308000.0958000.0-1037000.0
Percentage of IncreaseDecreaseInInventories100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value282216176-76.3972315110016410211499118911278311245967783988596599094815743687788-3.437317770852891
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax31.628.827.1-36.43.518.411.819.812.918.716.119.615.421.613.818.48.318.214.215.018.115.717.210.817.012.711.28.16.39.210.512.0-0.56.05.112.211.614.55.215.3

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1131028338-108.544-147.559243948452211384182224835123423033-6.86925-6.42535-32.423-15.1050.669-6.182-47.34-37.26711-7.284-899.898-15.7960.9775.852-0.4916.98-2.951-3.521-26.264143.382
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax12.713.613.15.8-51.7-21.72.94.85.75.52.91.96.36.813.83.98.05.82.264.45.56.0-1.34.7-1.16.4-6.1-2.00.1-0.9-6.9-5.01.6-1.0-143.8-2.60.20.9-0.11.2-0.5-0.6-4.82.50.6

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-30
Value11310238-108.544-147.55939484522113841-107.043224835342303325
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0-130.3100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax12.713.65.8-51.7-21.74.85.75.52.91.96.36.8-18.03.98.05.864.45.56.04.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value125.701-0.824-0.8582.6938.1913.7763.5598.1589.7095.0635.3676.0228.9276.2012.3825.7473.0838.3931.5422.323.263111.862.9263.4417.2371.5263.4246.4819.8582.0492.8934.0914.6871.6072.8373.1162.2561.7873.22.396
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value-51.8852.458-40.362-27.87-48.046-40.643-53.708-101.24-649.77-312.359-146.78-26.418-28.998-43.654-38.265-115.102-251.921-415.19-36.451-35.292-43.422-28.083-38.184-16.953-61.659-65.936-35.191-17.194-41.627-37.303-35.558134-987.499-379.591-35.301-32.768-299.985-32.151-10.102-17.155
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax-5.80.3-6.2-13.3-7.1-5.0-6.3-12.2-82.1-51.0-23.8-4.4-4.9-7.4-6.3-18.9-45.4-78.1-6.7-6.4-8.0-5.1-6.8-3.1-11.6-8.9-4.9-2.4-6.1-5.1-4.818.2-157.8-61.9-5.7-5.2-49.4-5.4-1.8-2.9

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value603569292748404036895344372529423880434437354428381954413518434235222431373231241116
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value-623.198-5.867-940.819579603-112.072-56.069-63.4234613500-113.886-18.422-88.415-84.326-24.173237-714.875-31.357409-21.199-57.068-64.228-57.229-4.268-69.838-46.335-54.93510-47.519-272.443-56.658839325207-66.762221-41.85934-81.547
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax-69.7-0.8-144.2276.388.7-13.7-6.6-7.743.72.381.1-18.8-3.1-14.9-14.0-4.042.8-134.4-5.874.2-3.9-10.4-11.5-10.4-0.8-9.5-6.4-7.81.5-6.4-36.9-7.7134.253.133.8-10.536.4-7.16.3-13.7

Payments Of Dividends Common Stock

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsOfDividendsCommonStock


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value0.00.00.07.8087.787.786.6846.7056.7216.7425.6355.6325.6335.6530.00.00.0
Percentage of PaymentsOfDividendsCommonStock0.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value0.00.00.001110.00.2846.108211414
Percentage of PaymentsForRepurchaseOfCommonStock0.00.0100.0100.00.0100.0100.0100.0100.0100.0

Debt Instrument Interest Rate Stated Percentage

us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentInterestRateStatedPercentage

byd:BankCreditFacility, us-gaap:LineOfCredit


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value2.4712.4672.4862.5580.02850.027650.037530.041540.04610.04651
Percentage of DebtInstrumentInterestRateStatedPercentage100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations byd:BankCreditFacility us-gaap:LineOfCredit0.00.00.00.00.00.00.00.00.00.0

byd:SeniorNote8625Due2025, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-05-21
Value8.6258.6258.6258.6250.086250.08625
Percentage of DebtInstrumentInterestRateStatedPercentage349.0349.6346.9337.2302.60.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations byd:SeniorNote8625Due2025 us-gaap:SeniorNotes0.00.00.00.00.00.0

byd:SeniorNotes6000Due2026, us-gaap:SeniorNotes


Debt
Period End2021-06-092021-06-082021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-06-25
Value6.06.06.06.06.00.060.060.060.060.060.060.06
Percentage of DebtInstrumentInterestRateStatedPercentage0.00.0243.2241.4234.6210.5217.0159.9144.4130.2129.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations byd:SeniorNotes6000Due2026 us-gaap:SeniorNotes0.00.00.00.00.00.00.00.00.00.00.00.0

byd:SeniorNotes6375Due2026, us-gaap:SeniorNotes


Debt
Period End2021-06-092021-06-082021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312016-03-28
Value6.3756.3756.3756.3756.3750.063750.063750.063750.063750.063750.063750.06375
Percentage of DebtInstrumentInterestRateStatedPercentage0.00.0258.4256.4249.2223.7230.6169.9153.5138.3137.10.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations byd:SeniorNotes6375Due2026 us-gaap:SeniorNotes0.00.00.00.00.00.00.00.00.00.00.00.0

byd:The4750SeniorNotesdueDecember2027, us-gaap:SeniorNotes


Debt
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-12-032018-12-31
Value4.754.754.750.04750.04750.04750.04750.0475
Percentage of DebtInstrumentInterestRateStatedPercentage192.5191.1185.7166.7171.8126.60.0102.1
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations byd:The4750SeniorNotesdueDecember2027 us-gaap:SeniorNotes0.00.00.00.00.00.00.00.0

us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType

byd:OtherLongTermDebt


Debt
Period End2021-06-302020-12-31
Value6.1846.137
Percentage of DebtInstrumentInterestRateStatedPercentage250.3246.9
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations byd:OtherLongTermDebt0.00.0

byd:OtherLongtermDebt


Debt
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value6.1666.1376.1240.05220.111480.111380.110410.110290.1101
Percentage of DebtInstrumentInterestRateStatedPercentage249.9246.9239.4183.2403.2296.8265.8239.2236.7
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations byd:OtherLongtermDebt0.00.00.00.00.00.00.00.00.0

Deferred Tax Liabilities

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1311621218983162145152143358
Percentage of DeferredTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value4073961871732991851692485485
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value504139282824726124320411
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:APICSharebasedPaymentArrangementIncreaseDecreaseForCostRecognition

byd:APICSharebasedPaymentArrangementIncreaseDecreaseForCostRecognition


A
Period End2020-09-30
Value-858000.0
Percentage of APICSharebasedPaymentArrangementIncreaseDecreaseForCostRecognition100.0

byd:APICSharebasedPaymentArrangementIncreaseDecreaseForCostRecognition us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


A
Period End2020-09-30
Value-858000.0
Percentage of APICSharebasedPaymentArrangementIncreaseDecreaseForCostRecognition100.0

byd:AdjustedEbitdar

byd:AdjustedEbitdar


Adjusted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value38529221023816144227213232223208148163
Percentage of AdjustedEbitdar100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:AmortizationOfOperatingLeaseRightofuseAssets

byd:AmortizationOfOperatingLeaseRightofuseAssets


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value1416119.58114197.5527.504160.00.00.0
Percentage of AmortizationOfOperatingLeaseRightofuseAssets100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

byd:CorporateExpense

byd:CorporateExpense


Corporate
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value342317191324252126312925242524192320221516172415171923151719201215151410131212111213121113
Percentage of CorporateExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:CorporateExpense us-gaap:StatementBusinessSegments

us-gaap:Corporate


Corporate
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-23.588-18.634-19.038-21.048-12.171-18.114-22.755-18.658-19.819-22.705-24.563-20.475-18.878
Percentage of CorporateExpense-67.9-79.9-108.1-107.4-87.2-72.6-88.8-87.1-73.6-72.8-84.0-81.7-78.5

byd:DebtInstrumentCovenantRequirementRemovedMaximumProceedsOfBorrowingsUnderRevolvingCreditFacilityToBeUsedForCovenantCompliance us-gaap:LongtermDebtType

byd:DebtInstrumentCovenantRequirementRemovedMaximumProceedsOfBorrowingsUnderRevolvingCreditFacilityToBeUsedForCovenantCompliance

byd:BankCreditFacility


Debt
Period End2021-05-25
Value200
Percentage of DebtInstrumentCovenantRequirementRemovedMaximumProceedsOfBorrowingsUnderRevolvingCreditFacilityToBeUsedForCovenantCompliance100.0

byd:DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemable us-gaap:DebtInstrument, us-gaap:DebtInstrumentRedemptionPeriod, us-gaap:LongtermDebtType

byd:DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemable

byd:The4Point750PercentSeniorNotesDueJune2031, us-gaap:DebtInstrumentRedemptionPeriodTwo, us-gaap:SeniorNotes


Debt
Period End2021-06-08
Value40.0
Percentage of DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemable100.0

byd:DeferredRent

byd:DeferredRent


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value207000.0207000.0222000.0217000.0227000.0222000.0245000.0245000.0244000.0245000.0275000.0275000.0294000.0
Percentage of DeferredRent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInOtherItemNet us-gaap:FairValueByLiabilityClass

byd:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInOtherItemNet

byd:ContingentPayments


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-23000.026000.030000.0-59000.0238000.0-17000.0-21000.040000.04000.0-66000.022000.0-114000.064000.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInOtherItemNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:GainLossOnDispositionOfBusinessIncludingNonrecurringGainRelatedToPropertyClosures

byd:GainLossOnDispositionOfBusinessIncludingNonrecurringGainRelatedToPropertyClosures


Gain
Period End2020-12-31
Value53
Percentage of GainLossOnDispositionOfBusinessIncludingNonrecurringGainRelatedToPropertyClosures100.0

byd:IncreaseDecreaseInOperatingLeaseLiability

byd:IncreaseDecreaseInOperatingLeaseLiability


Increase
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value-16043000.0-11772000.0-9581000.0-14268000.0-19957000.0-7552000.0-7504000.0-16468000.0000
Percentage of IncreaseDecreaseInOperatingLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

byd:IncreaseDecreaseInOtherLongtermTaxLiabilities

byd:IncreaseDecreaseInOtherLongtermTaxLiabilities


Increase
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value0-3935000.047000.048000.051000.051000.051000.051000.048000.047000.0
Percentage of IncreaseDecreaseInOtherLongtermTaxLiabilities0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:LineOfCreditFacilityIncreaseInAvailableBorrowingCapacity us-gaap:CreditFacility, us-gaap:LongtermDebtType

byd:LineOfCreditFacilityIncreaseInAvailableBorrowingCapacity

us-gaap:RevolvingCreditFacility, us-gaap:LineOfCredit


Line
Period End2020-08-31
Value88
Percentage of LineOfCreditFacilityIncreaseInAvailableBorrowingCapacity100.0

byd:MaintenanceAndUtilitiesExpense

byd:MaintenanceAndUtilitiesExpense


Maintenance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value31282633213335413938373228
Percentage of MaintenanceAndUtilitiesExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:MasterLeaseRentExpense

byd:MasterLeaseRentExpense


Master
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value26252525252424242423200.00.00.0
Percentage of MasterLeaseRentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

byd:OtherOperatingCostsAndExpenses

byd:OtherOperatingCostsAndExpenses


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value11998991111022821121001051051137967
Percentage of OtherOperatingCostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:ProjectDevelopmentPreopeningAndWritedownsExpense

byd:ProjectDevelopmentPreopeningAndWritedownsExpense


Project
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1.4541.415-10.2432.2493.8253.5087.4855.2974.9154.03117185.801
Percentage of ProjectDevelopmentPreopeningAndWritedownsExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:PromotionalAllowance us-gaap:ProductOrService

byd:PromotionalAllowance

us-gaap:FoodAndBeverage


Promotional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value262221205.2354456525353534343
Percentage of PromotionalAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Occupancy


Promotional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value151212123.0691924242423231919
Percentage of PromotionalAllowance58.457.059.759.958.643.243.746.345.343.243.744.645.9

us-gaap:ProductAndServiceOther


Promotional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1.4891.0761.2431.2110.1722.8823.9253.7533.7643.4663.553.0612.749
Percentage of PromotionalAllowance5.74.75.96.03.36.57.07.17.16.46.67.06.4

byd:ReportableSegmentAdjustedEbitdar us-gaap:StatementBusinessSegments

byd:ReportableSegmentAdjustedEbitdar

byd:DowntownLasVegas


Reportable
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value152.44-0.15-1.511-7.229.95619111515181113
Percentage of ReportableSegmentAdjustedEbitdar100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:LasVegasLocals


Reportable
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1339070782.8584673647174736070
Percentage of ReportableSegmentAdjustedEbitdar866.23714.8-46816.0-5221.7-39.6469.7374.2538.2449.3494.1397.2528.0518.7

byd:MidwestAndSouth


Reportable
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value259218159182321051571561651561419798
Percentage of ReportableSegmentAdjustedEbitdar1686.08940.5-106306.7-12078.2-452.31063.0804.01312.31038.01041.4771.0860.6727.4

byd:StockIssuedDuringPeriodValuePerformanceStockAwardNetOfForfeitures

byd:StockIssuedDuringPeriodValuePerformanceStockAwardNetOfForfeitures


Stock
Period End2021-03-312020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value-1900000.01000.0-3370000.000-3765000.000-5270000.0
Percentage of StockIssuedDuringPeriodValuePerformanceStockAwardNetOfForfeitures100.0100.0100.00.00.0100.00.00.0100.0

byd:StockIssuedDuringPeriodValuePerformanceStockAwardNetOfForfeitures us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-03-312020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value-1901000.00-3372000.000-3768000.000-5274000.0
Percentage of StockIssuedDuringPeriodValuePerformanceStockAwardNetOfForfeitures100.10.0100.10.00.0100.10.00.0100.1

us-gaap:CommonStock


Stock
Period End2021-03-312020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value1000.01000.02000.0003000.0004000.0
Percentage of StockIssuedDuringPeriodValuePerformanceStockAwardNetOfForfeitures-0.1100.0-0.10.00.0-0.10.00.0-0.1

byd:StockRepurchasedAndRetiredDuringPeriodValueIncludingFees

byd:StockRepurchasedAndRetiredDuringPeriodValueIncludingFees


Stock
Period End2020-09-302020-06-302019-09-302019-06-30
Value0.00.00.2846.107
Percentage of StockRepurchasedAndRetiredDuringPeriodValueIncludingFees0.00.0100.0100.0

us-gaap:AmortizationOfFinancingCostsAndDiscounts

us-gaap:AmortizationOfFinancingCostsAndDiscounts


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value2.9073.0243.0293.7593.1362.1712.2532.2932.3352.3462.3792.4112.1822.1862.8882.5452.1992.2133.5774.4834.5945.4015.8495.326
Percentage of AmortizationOfFinancingCostsAndDiscounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetImpairmentCharges

us-gaap:AssetImpairmentCharges


Asset
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value3.60.00.01710.00.00.00.00.00.00.993-0.4260.00.00.0360.00.01.44170.00.01.06540180.2931.6332.1851.255.032
Percentage of AssetImpairmentCharges100.00.00.0100.00.00.00.00.00.00.0100.0100.00.00.00.0100.00.00.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetImpairmentCharges us-gaap:UnusualOrInfrequentItem

byd:COVID19


Asset
Period End2020-12-312020-03-31
Value3.6171
Percentage of AssetImpairmentCharges100.0100.0

byd:Covid19Pandemic


Asset
Period End2020-09-302020-06-302020-03-31
Value0.00.0171
Percentage of AssetImpairmentCharges0.00.0100.0

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CapitalExpendituresIncurredButNotYetPaid


Capital
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value1.2661.806-2.121-8.476101.6280.311-1.149-0.2873.022-2.690.5380.636.4525.588-4.022.0955.6345.126-2.9320.536.612.204-1.908-0.3947.3336.897-4.0181.545123.662-4.751-5.845187.103-4.4876.8836.3111.4530.7844.389-2.556
Percentage of CapitalExpendituresIncurredButNotYetPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentRedemptionPricePercentage us-gaap:DebtInstrument, us-gaap:DebtInstrumentRedemptionPeriod, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentRedemptionPricePercentage

byd:The4Point750PercentSeniorNotesDueJune2031, us-gaap:DebtInstrumentRedemptionPeriodOne, us-gaap:SeniorNotes


Debt
Period End2021-06-08
Value100.0
Percentage of DebtInstrumentRedemptionPricePercentage100.0

byd:The4Point750PercentSeniorNotesDueJune2031, us-gaap:DebtInstrumentRedemptionPeriodTwo, us-gaap:SeniorNotes


Debt
Period End2021-06-08
Value104.75
Percentage of DebtInstrumentRedemptionPricePercentage104.8

us-gaap:DebtInstrumentRedemptionPricePercentage us-gaap:DebtInstrument, us-gaap:LongtermDebtType

byd:SeniorNotes6000Due2026, us-gaap:SeniorNotes


Debt
Period End2021-06-09
Value103.99
Percentage of DebtInstrumentRedemptionPricePercentage0.0

byd:SeniorNotes6375Due2026, us-gaap:SeniorNotes


Debt
Period End2021-06-09
Value103.19
Percentage of DebtInstrumentRedemptionPricePercentage0.0

us-gaap:Depreciation

us-gaap:Depreciation


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value6461706464626857606057535150515147494744444344444545465757575856585852484948524646
Percentage of Depreciation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DepreciationAndAmortization

us-gaap:DepreciationAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value676475696966766568677054535155555253524748475151515152666566696970706350505050464850515255
Percentage of DepreciationAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1 us-gaap:FairValueByAssetClass

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1

byd:InvestmentAvailableforsale


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value41000.041000.040000.038000.039000.040000.038000.037000.037000.037000.037000.035000.036000.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss us-gaap:FairValueByAssetClass

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss

byd:InvestmentAvailableforsale


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-52000.0-436000.0-575000.0322000.0-367000.01554000.0-638000.0751000.0-16000.0643000.0-82000.0191000.0-424000.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements us-gaap:FairValueByAssetClass

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements

byd:InvestmentAvailableforsale


Fair
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-590000.000-550000.0000-510000.0000-475000.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements100.00.00.0100.00.00.00.0100.00.00.00.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings us-gaap:FairValueByLiabilityClass

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings

byd:ContingentPayments


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-8000.0-13000.0-16000.0-18000.0-22000.0-26000.0-31000.0-33000.0-36000.0-39000.0-63000.0-67000.0-58000.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements us-gaap:FairValueByLiabilityClass

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements

byd:ContingentPayments


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0.3110.1420.2080.2060.0290.2350.1980.2070.240.2320.1910.2010.23
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GoodwillImpairmentLoss us-gaap:UnusualOrInfrequentItem

us-gaap:GoodwillImpairmentLoss

byd:Covid19Pandemic


Goodwill
Period End2020-09-30
Value0.0
Percentage of GoodwillImpairmentLoss0.0

us-gaap:ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass, us-gaap:UnusualOrInfrequentItem

us-gaap:ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill

byd:GamingLicenseRight, byd:Covid19Pandemic


Impairment
Period End2020-09-302020-06-302020-03-31
Value0.00.042
Percentage of ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill0.00.0100.0

us-gaap:Trademarks, byd:Covid19Pandemic


Impairment
Period End2020-09-302020-06-302020-03-31
Value0.00.016
Percentage of ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill0.00.040.0

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value-23.81115-0.32325-3.305-51.458-17.89223-31.78925-14.65848-12.934-2.795-11.99141-20.5424.921-44.5552517-9.991.211120-19.72516125.202-9.695-12.228-34.063-8.07223-48.054314.239-0.01114316.23721
Percentage of IncreaseDecreaseInAccountsPayableAndAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInDeferredIncomeTaxes

us-gaap:IncreaseDecreaseInDeferredIncomeTaxes


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-30.181-30.683-9.151-37.2983740-1.154-13.801-16.547-9.931
Percentage of IncreaseDecreaseInDeferredIncomeTaxes100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInIncomeTaxesReceivable

us-gaap:IncreaseDecreaseInIncomeTaxesReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value1299000.0-1499000.0-332000.0-3719000.0-1299000.0-242000.0-236000.0-758000.02509000.0-1219000.0781000.0-681000.01861000.0-1821000.01130000.0-357000.0-345000.0-1517000.01276000.0-447000.01059000.0-824000.01380000.00-1247000.04000.0505000.0-442000.013000.033000.0-492000.0-7000.0800000.0-1377000.0-3634000.03133000.0959000.0-908000.03254000.0-6287000.0-5697000.02141000.0
Percentage of IncreaseDecreaseInIncomeTaxesReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInOtherOperatingAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value1881000.0834000.01322000.0675000.01088000.025000.0962000.0-1356000.0495000.04407000.0-1426000.03204000.02485000.0-169000.01308000.0-5268000.01425000.0217000.0-133000.068000.037000.0654000.01227000.0-524000.0-44000.0-1581000.0664000.0-2136000.01282000.01504000.0960000.0-18701000.0-10225000.06407000.0-4908000.02854000.01197000.0-208000.03269000.0-2184000.03274000.0634000.0
Percentage of IncreaseDecreaseInOtherOperatingAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value9.136-3.817-2.4153.5649.664-0.2710.615-0.668-5.30810-2.44-0.4030.4072.027-0.635-0.2730.051-0.26-0.7240.079-0.3732.99-1.5090.853-0.3123.345-0.224-3.88-0.1611.599-2.4461.434-2.986.283-2.935-1.46-2.1580.485-4.3130.6958.4461.234
Percentage of IncreaseDecreaseInOtherOperatingLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value3.754-3.107-13.452-11.715172.227-9.0139.862-0.4281.002-10.6089.666-2.235-1.047-7.8023.622-2.411.633-4.61-2.948.749-2.89-0.856-3.277.7860.615-4.6535.846101.891-7.7341.738-4.9944.745-20.8589.0734.4990.094-2.3243.077-3.8795.246
Percentage of IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentIncomeInterest

us-gaap:InvestmentIncomeInterest


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value455000.0509000.0424000.0468000.0569000.0439000.0502000.0434000.0816000.0106000.0553000.02189000.0522000.0457000.0451000.0452000.0455000.0460000.0455000.01050000.0959000.0497000.0462000.0460000.0465000.0471000.0467000.0466000.0470000.0476000.0368000.0553000.0570000.0656000.0485000.0272000.0408000.04000.06000.015000.020000.05000.01000.000
Percentage of InvestmentIncomeInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:OperatingLeasePayments

us-gaap:OperatingLeasePayments


Operating
Period End2020-12-312020-03-312019-12-312019-09-302019-06-302019-03-31
Value1444153354129
Percentage of OperatingLeasePayments100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-43000.0-321000.0-241000.0239000.0-445000.01127000.0-461000.0543000.0-12000.0465000.0-63000.0138000.0-306000.0
Percentage of OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value-0.043-0.3210.239-0.4451.1270.543-0.0120.4650.138-0.306-0.964
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value-0.043-0.3210.239-0.4451.1270.543-0.0120.4650.138-0.306-0.964
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherCostAndExpenseOperating

us-gaap:OtherCostAndExpenseOperating


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value111.1574.994141.0997.5430.3551.260.1050.199-0.0220.2650.1321.7990.1930.7580.4630.486-0.2710.0030.1230.4290.5650.1720.0540.116-0.261-1.116-0.561-0.1860.8173.3860.2291.5669.049-0.45-2.1960.202-1.2622.32.262
Percentage of OtherCostAndExpenseOperating100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherOperatingActivitiesCashFlowStatement

us-gaap:OtherOperatingActivitiesCashFlowStatement


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value5919000.02591000.04210000.0-4765000.04746000.0-8000.01282000.01060000.0132000.0171000.0815000.057000.0-41000.056000.073000.0-1650000.0-1222000.0766000.0425000.0342000.0372000.0486000.02486000.0451000.0767000.0-1559000.0-1804000.0140000.02429000.0-199000.0-31000.0920000.0553000.0982000.02132000.02279000.01062000.03486000.05817000.01019000.0-7618000.0848000.0
Percentage of OtherOperatingActivitiesCashFlowStatement100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentOfFinancingAndStockIssuanceCosts

us-gaap:PaymentOfFinancingAndStockIssuanceCosts


Payment
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-30
Value0.2484.22412-0.015-0.0160.0070.0530.1992.988110.0090.730.3190.4921.88927-0.06120.505
Percentage of PaymentOfFinancingAndStockIssuanceCosts100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsForProceedsFromOtherInvestingActivities


Payments
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value0.0-6.6720.0-0.0-5.00.01111291.358.740.5-0.2140.0-0.448-0.044-11.488-2.015-0.699-0.005-0.751-0.802-0.659-2.3166.902-2.063-0.012-1.112-2.2750.016-0.3170.103-10.955-1.724-2.306-0.028-0.5420.055-2.8770.567
Percentage of PaymentsForProceedsFromOtherInvestingActivities0.0100.00.00.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation


Payments
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value764000.02190000.0-936000.0-5000.04111000.02709000.011000.0135000.02921000.02507000.0-544000.0
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired


Payments
Period End2020-12-312020-09-302019-12-312019-09-302018-12-312018-09-302017-12-312016-12-312012-12-312011-12-31
Value0.0110.00.05662660.0-372.3221324243
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired0.0100.00.00.0100.0100.00.0100.0100.0100.0

us-gaap:ProceedsFromInsuranceSettlementInvestingActivities

us-gaap:ProceedsFromInsuranceSettlementInvestingActivities


Proceeds
Period End2021-06-302021-03-31
Value8.97731
Percentage of ProceedsFromInsuranceSettlementInvestingActivities100.0100.0

us-gaap:ProceedsFromIssuanceOfSeniorLongTermDebt

us-gaap:ProceedsFromIssuanceOfSeniorLongTermDebt


Proceeds
Period End2020-12-312020-09-302019-12-312019-09-302018-12-312018-09-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-312013-09-302012-12-312012-09-302011-12-312011-09-302010-12-31
Value0.00.010000.00.00.00.00.00.00.00.00.00.07500.00.07500.00.00.00.00.0361-11.50.00.0-283.176
Percentage of ProceedsFromIssuanceOfSeniorLongTermDebt0.00.0100.00.00.00.00.00.00.00.00.00.00.0100.00.00.0100.00.00.00.00.00.0100.0100.00.00.0100.0

us-gaap:ProceedsFromLinesOfCredit

us-gaap:ProceedsFromLinesOfCredit


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value0.00.00.096560428534143470179154179494-72.627925641713980.0223406230192203239177188222028820215435313428173233150
Percentage of ProceedsFromLinesOfCredit0.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value-1140000.0-204000.0-622000.0-958000.0-486000.0-107000.0-350000.0-39000.0-61000.0-115000.0-67000.0-61000.00-50000.00598000.00-95000.0-45000.00003000.00-3000.00125000.0-126000.0031000.0-2095000.04000.046000.0-50000.0-200000.0-184000.0-181000.0-62000.0-6290000.05716000.05858000.0-5777000.0
Percentage of ProceedsFromPaymentsForOtherFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.00.0100.0100.00.00.00.0100.00.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RepaymentsOfLinesOfCredit

us-gaap:RepaymentsOfLinesOfCredit


Repayments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value6.6374.899939366.675338891389384466331413272644910.1743522751757600.053026127043324527320022421813252321634881847275535315
Percentage of RepaymentsOfLinesOfCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures

us-gaap:StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures


Stock
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value1000.0-609000.0-224000.0-4000.0-766000.0-38000.0-135000.0-418000.0-3229000.0-23000.00-364000.0-5779000.07000.0-70000.0-2162000.0-2675000.0-17000.0164000.0-840000.0-238000.02399000.0-2446000.0-125000.0-1000.0-200000.0-4000.0
Percentage of StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value-609000.0-224000.0-6000.0-767000.0-38000.0-136000.0-418000.0-3232000.0-23000.00-364000.0-5783000.07000.0-70000.0-2163000.0-2679000.0-17000.0164000.0-842000.0-238000.02403000.0-2451000.0-125000.0-1000.0-200000.0-4000.0
Percentage of StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures100.0100.0150.0100.1100.0100.7100.0100.1100.00.0100.0100.1100.0100.0100.0100.1100.0100.0100.2100.0100.2100.2100.0100.0100.0100.0

us-gaap:CommonStock


Stock
Period End2021-06-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value1000.02000.01000.001000.003000.00004000.0001000.04000.0002000.00-4000.05000.00000
Percentage of StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures100.0-50.0-0.1-0.0-0.7-0.0-0.1-0.00.0-0.0-0.10.0-0.0-0.0-0.1-0.00.0-0.2-0.0-0.2-0.2-0.0-0.0-0.0-0.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised


Stock
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value1.0371.7451.160.0080.0250.0270.01.2620.7220.5670.2082.0450.0610.7961.10.1270.0271.4741.1180.3211.2014.0130.1744.4193.1680.080.1470.7570.1610.446120.1580.00.00.00.1170.1210.0370.0470.017
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value1.0371.7431.1590.0080.0250.0270.01.2610.7220.5660.2082.0430.0610.7951.0990.1270.0271.4721.1160.3211.1994.0080.1744.4133.1640.080.1460.7560.1610.446120.1580.00.00.00.1170.1210.0370.0470.017
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.099.999.9100.0100.0100.00.099.9100.099.8100.099.9100.099.999.9100.0100.099.999.8100.099.899.9100.099.999.9100.099.399.9100.0100.099.9100.00.00.00.0100.0100.0100.0100.0100.0

us-gaap:CommonStock


Stock
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value0.0020.0010.00.00.00.00.0010.00.0010.00.0020.00.0010.0010.00.00.0020.0020.00.0020.0050.00.0060.0040.00.0010.0010.00.00.00.00.00.00.00.00.00.0
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised0.10.10.00.00.00.00.10.00.20.00.10.00.10.10.00.00.10.20.00.20.10.00.10.10.00.70.10.00.00.00.00.00.00.00.00.00.0

us-gaap:StockRepurchasedAndRetiredDuringPeriodShares

us-gaap:StockRepurchasedAndRetiredDuringPeriodShares


Stock
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value017000.000683000.013000.011000.0245000.0830000.0627000.0413000.0301000.0
Percentage of StockRepurchasedAndRetiredDuringPeriodShares0.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TaxesOther

us-gaap:TaxesOther


Taxes
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value0.17751580.0348110135136139135126838078768183837779818280838583809697100899910110263676771656563
Percentage of TaxesOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TaxesOther us-gaap:ProductOrService, us-gaap:IncomeStatementLocation

us-gaap:Casino, byd:Gaming


Taxes
Period End2020-09-302020-06-302019-09-302019-06-30
Value11434136139
Percentage of TaxesOther0.0100000.0100.0100.0

byd:AdvanceDepositsCurrent

byd:AdvanceDepositsCurrent


Advance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value19181615131822242321
Percentage of AdvanceDepositsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:AvailableForSaleSecuritiesDebtMaturitiesThereafterAmortizedCost us-gaap:FinancialInstrument

byd:AvailableForSaleSecuritiesDebtMaturitiesThereafterAmortizedCost

byd:The75CityBonds


Available
Period End2020-12-31
Value15
Percentage of AvailableForSaleSecuritiesDebtMaturitiesThereafterAmortizedCost100.0

byd:AvailableForSaleSecuritiesDebtMaturitiesYearFiveAmortizedCost

byd:AvailableForSaleSecuritiesDebtMaturitiesYearFiveAmortizedCost


Available
Period End2020-12-31
Value785000.0
Percentage of AvailableForSaleSecuritiesDebtMaturitiesYearFiveAmortizedCost100.0

byd:AvailableForSaleSecuritiesDebtMaturitiesYearFourAmortizedCost us-gaap:FinancialInstrument

byd:AvailableForSaleSecuritiesDebtMaturitiesYearFourAmortizedCost

byd:The75CityBonds


Available
Period End2020-12-31
Value730000.0
Percentage of AvailableForSaleSecuritiesDebtMaturitiesYearFourAmortizedCost100.0

byd:AvailableForSaleSecuritiesDebtMaturitiesYearOneAmortizedCost us-gaap:FinancialInstrument

byd:AvailableForSaleSecuritiesDebtMaturitiesYearOneAmortizedCost

byd:The75CityBonds


Available
Period End2020-12-31
Value590000.0
Percentage of AvailableForSaleSecuritiesDebtMaturitiesYearOneAmortizedCost100.0

byd:AvailableForSaleSecuritiesDebtMaturitiesYearThreeAmortizedCost us-gaap:FinancialInstrument

byd:AvailableForSaleSecuritiesDebtMaturitiesYearThreeAmortizedCost

byd:The75CityBonds


Available
Period End2020-12-31
Value680000.0
Percentage of AvailableForSaleSecuritiesDebtMaturitiesYearThreeAmortizedCost100.0

byd:AvailableForSaleSecuritiesDebtMaturitiesYearTwoAmortizedCost us-gaap:FinancialInstrument

byd:AvailableForSaleSecuritiesDebtMaturitiesYearTwoAmortizedCost

byd:The75CityBonds


Available
Period End2020-12-31
Value635000.0
Percentage of AvailableForSaleSecuritiesDebtMaturitiesYearTwoAmortizedCost100.0

byd:CumulativeImpairmentOfIntangibleAssetsExcludingGoodwill

byd:CumulativeImpairmentOfIntangibleAssetsExcludingGoodwill


Cumulative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value246246246243243243184184184184184184184184184184184159159159159142142142142184189189189185185185185167167167
Percentage of CumulativeImpairmentOfIntangibleAssetsExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:CumulativeImpairmentOfIntangibleAssetsIndefiniteLivedExcludinggoodwill

byd:CumulativeImpairmentOfIntangibleAssetsIndefiniteLivedExcludinggoodwill


Cumulative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value246246246243243243184184
Percentage of CumulativeImpairmentOfIntangibleAssetsIndefiniteLivedExcludinggoodwill100.0100.0100.0100.0100.0100.0100.0100.0

byd:CumulativeImpairmentOfIntangibleAssetsIndefiniteLivedExcludinggoodwill us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass

byd:GamingLicenseRight


Cumulative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value222222222222222222179179
Percentage of CumulativeImpairmentOfIntangibleAssetsIndefiniteLivedExcludinggoodwill90.090.090.091.391.391.397.797.7

us-gaap:Trademarks


Cumulative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value2424242121214.34.3
Percentage of CumulativeImpairmentOfIntangibleAssetsIndefiniteLivedExcludinggoodwill10.010.010.08.78.78.72.32.3

byd:DebtInstrumentConditionalRepurchasePricePercentOfPrincipal us-gaap:DebtInstrument, us-gaap:LongtermDebtType

byd:DebtInstrumentConditionalRepurchasePricePercentOfPrincipal

byd:SeniorNote8625Due2025, us-gaap:SeniorNotes


Debt
Period End2020-12-31
Value101.0
Percentage of DebtInstrumentConditionalRepurchasePricePercentOfPrincipal100.0

byd:DebtInstrumentFixedQuarterlyAmortizationOfPrincipalPercentage us-gaap:DebtInstrument, us-gaap:LongtermDebtType

byd:DebtInstrumentFixedQuarterlyAmortizationOfPrincipalPercentage

byd:RevolvingCreditFacilityAndTermLoanA, byd:TermALoan


Debt
Period End2020-08-05
Value5.0
Percentage of DebtInstrumentFixedQuarterlyAmortizationOfPrincipalPercentage100.0

byd:DebtInstrumentFixedQuarterlyAmortizationOfPrincipalPercentage us-gaap:LongtermDebtType

byd:TermALoan


Debt
Period End2020-12-31
Value5.0
Percentage of DebtInstrumentFixedQuarterlyAmortizationOfPrincipalPercentage0.0

byd:DebtInstrumentFixedQuarterlyAmortizationOfPrincipalPercentage us-gaap:StatementScenario, us-gaap:DebtInstrument, us-gaap:LongtermDebtType

srt:ScenarioForecast, byd:RevolvingCreditFacilityAndTermLoanA, byd:TermALoan


Debt
Period End2021-12-31
Value20.0
Percentage of DebtInstrumentFixedQuarterlyAmortizationOfPrincipalPercentage0.0

byd:DebtInstrumentFixedQuarterlyAmortizationOfPrincipalPercentage us-gaap:StatementScenario, us-gaap:LongtermDebtType

srt:ScenarioForecast, byd:TermALoan


Debt
Period End2021-09-30
Value10.0
Percentage of DebtInstrumentFixedQuarterlyAmortizationOfPrincipalPercentage0.0

byd:DebtInstrumentPrepaymentFeePercentage us-gaap:LongtermDebtType

byd:DebtInstrumentPrepaymentFeePercentage

byd:RefinancingTermBLoans


Debt
Period End2020-12-31
Value1.0
Percentage of DebtInstrumentPrepaymentFeePercentage100.0

byd:DebtSecurityAvailableForSaleFairValueDiscountAmount

byd:DebtSecurityAvailableForSaleFairValueDiscountAmount


Debt
Period End2021-06-302020-12-31
Value2400000.02500000.0
Percentage of DebtSecurityAvailableForSaleFairValueDiscountAmount100.0100.0

byd:DebtSecurityAvailableforsaleFairValueDiscountAmount

byd:DebtSecurityAvailableforsaleFairValueDiscountAmount


Debt
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value2500000.02500000.02500000.02600000.02600000.02700000.02700000.02700000.02800000.0
Percentage of DebtSecurityAvailableforsaleFairValueDiscountAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:DebtSecurityInterestRateStatedPercentage

byd:DebtSecurityInterestRateStatedPercentage


Debt
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value7.57.57.57.50.075
Percentage of DebtSecurityInterestRateStatedPercentage100.0100.0100.0100.0100.0

byd:DeferredTaxAssetsOperatingLeaseLiability

byd:DeferredTaxAssetsOperatingLeaseLiability


Deferred
Period End2020-12-312019-12-312018-12-31
Value1991980.0
Percentage of DeferredTaxAssetsOperatingLeaseLiability100.0100.00.0

byd:DeferredTaxLiabilitiesRightOfUseAssets

byd:DeferredTaxLiabilitiesRightOfUseAssets


Deferred
Period End2020-12-312019-12-312018-12-31
Value1951940.0
Percentage of DeferredTaxLiabilitiesRightOfUseAssets100.0100.00.0

byd:DeferredTaxLiabilitiesStateTaxes

byd:DeferredTaxLiabilitiesStateTaxes


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value414538343113111751928
Percentage of DeferredTaxLiabilitiesStateTaxes100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:FiniteLivedIntangibleAssetsTotalFutureAmortizationExpense

byd:FiniteLivedIntangibleAssetsTotalFutureAmortizationExpense


Finite
Period End2020-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value6111414515986120170
Percentage of FiniteLivedIntangibleAssetsTotalFutureAmortizationExpense100.0100.0100.0100.0100.0100.0100.0100.0

byd:FiniteLivedIntangibleAssetsTotalFutureAmortizationExpense us-gaap:FiniteLivedIntangibleAssetsByMajorClass

byd:HostRelationships


Finite
Period End2020-12-312019-12-31
Value4851
Percentage of FiniteLivedIntangibleAssetsTotalFutureAmortizationExpense78.60.0

us-gaap:CustomerRelationships


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value1328505.9319265185130
Percentage of FiniteLivedIntangibleAssetsTotalFutureAmortizationExpense21.40.043.940.737.644.160.270.676.9

byd:GamingLiabilitiesCurrent

byd:GamingLiabilitiesCurrent


Gaming
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value7372726361576465606159595353555442404142343337383332353856838382787985818176
Percentage of GamingLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:IndefinitelivedIntangibleAssetsExcludingGoodwillGross

byd:IndefinitelivedIntangibleAssetsExcludingGoodwillGross


Indefinitelived
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value1580158015801580158015831583158315291549
Percentage of IndefinitelivedIntangibleAssetsExcludingGoodwillGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:IndefinitelivedIntangibleAssetsExcludingGoodwillGross us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass

byd:GamingLicenseRight


Indefinitelived
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value1376137613761376137613761376137613211341
Percentage of IndefinitelivedIntangibleAssetsExcludingGoodwillGross87.187.187.187.187.186.986.986.986.486.6

us-gaap:Trademarks


Indefinitelived
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value204204204204204206206206207207
Percentage of IndefinitelivedIntangibleAssetsExcludingGoodwillGross12.912.912.912.912.913.113.113.113.613.4

byd:IntangibleAssetsAccumulatedAmortization

byd:IntangibleAssetsAccumulatedAmortization


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value10510299948984797668615442414140173169166172167163159155149145139132138129121115103917866555451
Percentage of IntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:LineOfCreditFacilityAdditionalAvailableBorrowingCapacity us-gaap:CreditFacility, us-gaap:DebtInstrument

byd:LineOfCreditFacilityAdditionalAvailableBorrowingCapacity

us-gaap:RevolvingCreditFacility, byd:AmendedCreditFacility


Line
Period End2020-12-31
Value550
Percentage of LineOfCreditFacilityAdditionalAvailableBorrowingCapacity100.0

byd:LongTermDebtGrossCurrentMaturities

byd:LongTermDebtGrossCurrentMaturities


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value39353029272726262624
Percentage of LongTermDebtGrossCurrentMaturities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:LongTermDebtGrossNoncurrent

byd:LongTermDebtGrossNoncurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value3347390839194014494944133786382339274005
Percentage of LongTermDebtGrossNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:NumberOfGamingEntertainmentProperties us-gaap:SubsequentEventType

byd:NumberOfGamingEntertainmentProperties

us-gaap:SubsequentEvent


Number
Period End2020-07-01
Value29.0
Percentage of NumberOfGamingEntertainmentProperties100.0

byd:OtherCommitmentDiscountOnObligation us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:BalanceSheetLocation, us-gaap:OtherCommitments

byd:OtherCommitmentDiscountOnObligation

byd:DiamondJoDubuque, us-gaap:OtherLiabilities, byd:DubuqueMinimumAssessmentAgreement


Other
Period End2020-12-312019-12-312018-12-312017-12-31
Value2200000.02300000.02500000.02600000.0
Percentage of OtherCommitmentDiscountOnObligation100.0100.0100.0100.0

byd:OtherCommitmentObligation us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:BalanceSheetLocation, us-gaap:OtherCommitments

byd:OtherCommitmentObligation

byd:DiamondJoDubuque, us-gaap:OtherLiabilities, byd:DubuqueMinimumAssessmentAgreement


Other
Period End2020-12-312019-12-312018-12-312017-12-31
Value12131313
Percentage of OtherCommitmentObligation100.0100.0100.0100.0

byd:OutstandingChipLiabilitiesCurrent

byd:OutstandingChipLiabilitiesCurrent


Outstanding
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value6541000.05787000.06021000.06049000.06059000.05029000.07394000.05419000.05640000.07449000.0
Percentage of OutstandingChipLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:PercentageOwnershipOfSubsidiariesGuaranteeingDebtInstrument us-gaap:DebtInstrument, us-gaap:LongtermDebtType

byd:PercentageOwnershipOfSubsidiariesGuaranteeingDebtInstrument

byd:The4Point750PercentSeniorNotesDueJune2031, us-gaap:SeniorNotes


Percentage
Period End2021-06-08
Value100.0
Percentage of PercentageOwnershipOfSubsidiariesGuaranteeingDebtInstrument100.0

byd:PlayerLoyaltyProgramLiabilitiesCurrent

byd:PlayerLoyaltyProgramLiabilitiesCurrent


Player
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value28282734363532293025
Percentage of PlayerLoyaltyProgramLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:PropertyTaxesMinimumAgreedTaxableValue us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:OtherCommitments

byd:PropertyTaxesMinimumAgreedTaxableValue

byd:DiamondJoDubuque, byd:DubuqueMinimumAssessmentAgreement


Property
Period End2020-12-31
Value57
Percentage of PropertyTaxesMinimumAgreedTaxableValue100.0

byd:RestrictedCashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

byd:RestrictedCashAndCashEquivalentsFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value21171515171820262323241619182027232522211715
Percentage of RestrictedCashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

byd:RestrictedCashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value211715151718202623242333262524262122162320221918
Percentage of RestrictedCashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.00.0100.00.00.00.0100.00.00.00.0100.0100.0

byd:SelfInsuranceReserveDecreasesFromPaymentsMade

byd:SelfInsuranceReserveDecreasesFromPaymentsMade


Self
Period End2020-12-312019-12-312018-12-312017-12-31
Value1031149081
Percentage of SelfInsuranceReserveDecreasesFromPaymentsMade100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent


Allowance
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value4.1064.4743.6072.0721.9712.0871.971232528264.169
Percentage of AllowanceForDoubtfulAccountsReceivableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis


Available
Period End2021-06-302021-03-312020-12-312019-12-31
Value18191919
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis us-gaap:FinancialInstrument

byd:The75CityBonds


Available
Period End2020-12-312019-12-31
Value1819
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis99.9100.2

us-gaap:AvailableForSaleSecuritiesDebtSecurities

us-gaap:AvailableForSaleSecuritiesDebtSecurities


Available
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value161919191615
Percentage of AvailableForSaleSecuritiesDebtSecurities100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value15161617161716161515
Percentage of AvailableForSaleSecuritiesDebtSecurities0.00.0100.090.788.891.099.70.00.099.8

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value15161617161716161515
Percentage of AvailableForSaleSecuritiesDebtSecurities0.00.0100.090.788.891.099.70.00.099.8

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesCurrent

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesCurrent


Available
Period End2020-12-312019-12-312018-12-31
Value600000.0600000.0500000.0
Percentage of AvailableForSaleSecuritiesDebtSecuritiesCurrent100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesNoncurrent

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesNoncurrent


Available
Period End2020-12-312019-12-31
Value1615
Percentage of AvailableForSaleSecuritiesDebtSecuritiesNoncurrent100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesNoncurrent us-gaap:BalanceSheetLocation

us-gaap:OtherNoncurrentAssets


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value15151616161715
Percentage of AvailableForSaleSecuritiesDebtSecuritiesNoncurrent0.00.0100.00.00.00.0100.0

us-gaap:BusinessCombinationContingentConsiderationLiability us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:BusinessCombinationContingentConsiderationLiability

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring


Business
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value489000.0769000.0924000.01146000.01275000.01520000.01712000.01858000.02072000.02280000.02407000.02557000.02577000.02813000.02887000.03019000.03204000.03348000.03038000.03435000.03488000.03560000.03632000.03587000.03642000.03721000.03792000.04258000.04278000.04330000.04343000.0
Percentage of BusinessCombinationContingentConsiderationLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationContingentConsiderationLiability us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Business
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value489000.0769000.0924000.01146000.01275000.01520000.01712000.01858000.02072000.02280000.02407000.02557000.02577000.02813000.02887000.03019000.03204000.03348000.03038000.03435000.03488000.03560000.03632000.0
Percentage of BusinessCombinationContingentConsiderationLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationContingentConsiderationLiabilityCurrent us-gaap:BalanceSheetLocation

us-gaap:BusinessCombinationContingentConsiderationLiabilityCurrent

us-gaap:AccountsPayableAndAccruedLiabilities


Business
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value900000.0900000.0900000.0800000.0900000.0900000.0900000.0800000.0
Percentage of BusinessCombinationContingentConsiderationLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedLiabilities


Business
Period End2021-06-302021-03-312020-12-31
Value500000.0800000.0900000.0
Percentage of BusinessCombinationContingentConsiderationLiabilityCurrent0.00.0100.0

us-gaap:BusinessCombinationContingentConsiderationLiabilityMeasurementInput us-gaap:MeasurementInputType

us-gaap:BusinessCombinationContingentConsiderationLiabilityMeasurementInput

us-gaap:MeasurementInputDiscountRate


Business
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value4.55.56.16.20.0620.0610.0620.0690.0690.068
Percentage of BusinessCombinationContingentConsiderationLiabilityMeasurementInput100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationContingentConsiderationLiabilityNoncurrent us-gaap:BalanceSheetLocation

us-gaap:BusinessCombinationContingentConsiderationLiabilityNoncurrent

us-gaap:OtherNoncurrentLiabilities


Business
Period End2020-09-302020-06-302020-03-312019-12-31
Value200000.0400000.0700000.0800000.0
Percentage of BusinessCombinationContingentConsiderationLiabilityNoncurrent100.0100.0100.0100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets us-gaap:Restatement, us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets

srt:RestatementAdjustment, byd:LattnerEntertainmentGroupIllinoisLLC


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value811.1591.1591.159
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets100.0100.0100.0100.0

srt:RestatementAdjustment, byd:PinnacleAcquisition


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value6481.8631.863-17.519
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets800.4160.7160.7-1511.6

srt:RestatementAdjustment, byd:ValleyForgeConventionCenterPartnersLp


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value225-9.622-9.622-9.622
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets278.6-830.2-830.2-830.2

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets us-gaap:Restatement, us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets

srt:RestatementAdjustment, byd:LattnerEntertainmentGroupIllinoisLLC


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value100.00.00.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets100.00.00.00.0

srt:RestatementAdjustment, byd:PinnacleAcquisition


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value64-0.443-0.443-0.419
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets603.10.00.00.0

srt:RestatementAdjustment, byd:ValleyForgeConventionCenterPartnersLp


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value29-0.629-0.629-0.629
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets275.20.00.00.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities us-gaap:Restatement, us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities

srt:RestatementAdjustment, byd:LattnerEntertainmentGroupIllinoisLLC


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value1.0620.00.00.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities100.00.00.00.0

srt:RestatementAdjustment, byd:PinnacleAcquisition


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value54-0.151-0.1510.137
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities5125.60.00.00.0

srt:RestatementAdjustment, byd:ValleyForgeConventionCenterPartnersLp


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value120.00.00.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities1221.10.00.00.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill

byd:PinnacleAcquisition


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value454454454398
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill100.0100.0100.0100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill us-gaap:BusinessAcquisition, us-gaap:FiniteLivedIntangibleAssetsByMajorClass

byd:PinnacleAcquisition, us-gaap:CustomerRelationships


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value42424241
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill9.49.49.410.3

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill us-gaap:BusinessAcquisition, us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass

byd:PinnacleAcquisition, byd:GamingLicenseRight


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value369369369314
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill81.381.381.378.9

byd:PinnacleAcquisition, us-gaap:Trademarks


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value42424243
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill9.39.39.310.8

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill us-gaap:Restatement, us-gaap:BusinessAcquisition

srt:RestatementAdjustment, byd:LattnerEntertainmentGroupIllinoisLLC


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value580.00.00.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill12.80.00.00.0

srt:RestatementAdjustment, byd:PinnacleAcquisition


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value4543939-16.7
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill100.08.68.6-4.2

srt:RestatementAdjustment, byd:ValleyForgeConventionCenterPartnersLp


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value136-12.0-12.0-12.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill30.1-2.6-2.6-3.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities us-gaap:Restatement, us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities

srt:RestatementAdjustment, byd:LattnerEntertainmentGroupIllinoisLLC


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value1.0620.00.00.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities100.00.00.00.0

srt:RestatementAdjustment, byd:PinnacleAcquisition


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value112-0.151-0.1510.137
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities10571.20.00.00.0

srt:RestatementAdjustment, byd:ValleyForgeConventionCenterPartnersLp


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value229.1979.1979.197
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities2144.20.00.00.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet us-gaap:Restatement, us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet

srt:RestatementAdjustment, byd:LattnerEntertainmentGroupIllinoisLLC


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value801.1591.1591.159
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet100.0100.0100.0100.0

srt:RestatementAdjustment, byd:PinnacleAcquisition


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value5362.0142.014-17.656
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet670.7173.8173.8-1523.4

srt:RestatementAdjustment, byd:ValleyForgeConventionCenterPartnersLp


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value203-18.819-18.819-18.819
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet253.9-1623.7-1623.7-1623.7

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentAssets us-gaap:Restatement, us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentAssets

srt:RestatementAdjustment, byd:LattnerEntertainmentGroupIllinoisLLC


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value2933000.0970000.0970000.0970000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentAssets100.0100.0100.0100.0

srt:RestatementAdjustment, byd:PinnacleAcquisition


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value28000.0000
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentAssets1.0-0.0-0.0-0.0

srt:RestatementAdjustment, byd:ValleyForgeConventionCenterPartnersLp


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value2872000.02389000.02389000.02389000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentAssets97.9246.3246.3246.3

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilities us-gaap:Restatement, us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilities

srt:RestatementAdjustment, byd:PinnacleAcquisition


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value570.00.00.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilities100.00.00.00.0

srt:RestatementAdjustment, byd:ValleyForgeConventionCenterPartnersLp


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value9.8039.1979.1979.197
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilities17.00.00.00.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment

byd:PinnacleAcquisition


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value130130130166
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment100.0100.0100.0100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment us-gaap:BusinessAcquisition, us-gaap:PropertyPlantAndEquipmentByType

byd:LattnerEntertainmentGroupIllinoisLLC, byd:FurnitureAndEquipment


Business
Period End2020-12-31
Value9.43
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment7.2

byd:LattnerEntertainmentGroupIllinoisLLC, us-gaap:BuildingImprovements


Business
Period End2020-12-31
Value0.066
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment0.1

byd:PinnacleAcquisition, us-gaap:BuildingAndBuildingImprovements


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value56565689
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment43.043.043.053.5

byd:PinnacleAcquisition, us-gaap:FurnitureAndFixtures


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value69696965
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment53.653.653.639.1

byd:PinnacleAcquisition, us-gaap:Land


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value4.3954.3954.3957.35
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment3.43.43.44.4

byd:ValleyForgeConventionCenterPartnersLp, byd:FurnitureAndEquipment


Business
Period End2020-12-31
Value9.06
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment7.0

byd:ValleyForgeConventionCenterPartnersLp, us-gaap:BuildingImprovements


Business
Period End2020-12-31
Value32
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment25.3

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment us-gaap:Restatement, us-gaap:BusinessAcquisition

srt:RestatementAdjustment, byd:LattnerEntertainmentGroupIllinoisLLC


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value9.4960.1890.1890.189
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment7.30.10.10.1

srt:RestatementAdjustment, byd:PinnacleAcquisition


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value130-36.694-36.694-0.4
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment100.0-28.2-28.2-0.2

srt:RestatementAdjustment, byd:ValleyForgeConventionCenterPartnersLp


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value570.6180.6180.618
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment43.80.50.50.4

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet us-gaap:Restatement, us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet

srt:RestatementAdjustment, byd:LattnerEntertainmentGroupIllinoisLLC


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value110-0.004-0.004-0.004
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet100.0100.0100.0100.0

srt:RestatementAdjustment, byd:PinnacleAcquisition


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value6157.8347.8347.835
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet556.5-195850.0-195850.0-195875.0

srt:RestatementAdjustment, byd:ValleyForgeConventionCenterPartnersLp


Business
Period End2020-12-312019-12-312019-09-302019-06-30
Value289-2.299-2.299-2.299
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet261.557475.057475.057475.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:CashAndCashEquivalentsFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312014-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value3347305195061308831249235239247249440632179203158162167193158145177165182358192343360178
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value3347305195061308831249235239247249440632179203158162167193159628616158145
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0100.0

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-12-31
Value3557485345211325849270261263272273474658227210
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommitmentsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency

us-gaap:CommitmentsFairValueDisclosure

us-gaap:FairValueInputsLevel3, us-gaap:CarryingReportedAmountFairValueDisclosure, us-gaap:FairValueMeasurementsNonrecurring


Commitments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value25212222222223232424
Percentage of CommitmentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel3, us-gaap:EstimateOfFairValueFairValueDisclosure, us-gaap:FairValueMeasurementsNonrecurring


Commitments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value27252627272828282829
Percentage of CommitmentsFairValueDisclosure105.7118.5120.3121.4121.8122.6123.5120.9115.7120.9

us-gaap:CommitmentsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsNonrecurring


Commitments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value25252626272728282929
Percentage of CommitmentsFairValueDisclosure98.8118.6119.0119.5119.8120.3120.7121.2120.8122.3

us-gaap:CommonStockCapitalSharesReservedForFutureIssuance us-gaap:PlanName

us-gaap:CommonStockCapitalSharesReservedForFutureIssuance

byd:The2020Plan


Common
Period End2020-12-31
Value11
Percentage of CommonStockCapitalSharesReservedForFutureIssuance100.0

us-gaap:DebtInstrumentCarryingAmount

us-gaap:DebtInstrumentCarryingAmount


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312014-12-312013-12-312012-12-312012-09-302012-06-30
Value3386394439494043497644403813385039543997403036023563303631213118319032643283332234814426495539113581
Percentage of DebtInstrumentCarryingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentFaceAmount us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentFaceAmount

byd:The4Point750PercentSeniorNotesDueJune2031, us-gaap:SeniorNotes


Debt
Period End2021-06-08
Value900
Percentage of DebtInstrumentFaceAmount100.0

us-gaap:DebtInstrumentUnamortizedDiscount

us-gaap:DebtInstrumentUnamortizedDiscount


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value0.3820.4270.4720.5170.5620.6080.6710.9531.0981.2181.2861.3571.4281.5021.5561.6131.7191.7911.8881.9862.1522.2882.70211121415162326312533374210109.955
Percentage of DebtInstrumentUnamortizedDiscount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentUnamortizedDiscount us-gaap:DebtInstrument, us-gaap:LongtermDebtType

byd:BankCreditFacility, us-gaap:LineOfCredit


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value0.3820.4270.4720.5170.5620.6080.6710.9531.0981.286
Percentage of DebtInstrumentUnamortizedDiscount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentUnamortizedDiscountNoncurrent

us-gaap:DebtInstrumentUnamortizedDiscountNoncurrent


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value382000.0427000.0472000.0517000.0562000.0608000.0671000.0953000.01098000.01286000.0
Percentage of DebtInstrumentUnamortizedDiscountNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleMeasurementInput us-gaap:MeasurementInputType

us-gaap:DebtSecuritiesAvailableForSaleMeasurementInput

us-gaap:MeasurementInputDiscountRate


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value10.210.59.69.40.0940.09410.50.1030.1060.112
Percentage of DebtSecuritiesAvailableForSaleMeasurementInput100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredFinanceCostsGross us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DeferredFinanceCostsGross

byd:The4Point750PercentSeniorNotesDueJune2031, us-gaap:SeniorNotes


Deferred
Period End2021-06-08
Value14
Percentage of DeferredFinanceCostsGross100.0

us-gaap:DeferredFinanceCostsNet

us-gaap:DeferredFinanceCostsNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value47485155544547414449
Percentage of DeferredFinanceCostsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredFinanceCostsNet us-gaap:DebtInstrument, us-gaap:LongtermDebtType

byd:BankCreditFacility, us-gaap:LineOfCredit


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value10111214121314171821
Percentage of DeferredFinanceCostsNet22.523.924.926.522.629.230.141.542.243.5

byd:SeniorNote8625Due2025, us-gaap:SeniorNotes


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value9.3229.917101111
Percentage of DeferredFinanceCostsNet19.820.320.320.021.3

byd:SeniorNotes6000Due2026, us-gaap:SeniorNotes


Deferred
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value7.57.8498.1978.5468.8959.2449.5939.94210
Percentage of DeferredFinanceCostsNet15.315.114.815.619.719.522.822.421.5

byd:SeniorNotes6375Due2026, us-gaap:SeniorNotes


Deferred
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value6.6166.9477.2787.6097.948.2718.6018.9329.594
Percentage of DeferredFinanceCostsNet13.513.413.113.917.617.520.520.119.4

byd:The4750SeniorNotesDueDecember2027, us-gaap:SeniorNotes


Deferred
Period End2021-06-302020-12-31
Value1213
Percentage of DeferredFinanceCostsNet26.926.3

byd:The4750SeniorNotesdueDecember2027, us-gaap:SeniorNotes


Deferred
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value131314141515
Percentage of DeferredFinanceCostsNet26.926.325.526.633.532.9

byd:The4Point750PercentSeniorNotesDueJune2031, us-gaap:SeniorNotes


Deferred
Period End2021-06-30
Value14
Percentage of DeferredFinanceCostsNet30.7

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value538559308262383347314400198443
Percentage of DeferredIncomeTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsGross


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value45743722620232843243149125996
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsDomestic

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsDomestic


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value117955545384741433911
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsDomestic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal


Deferred
Period End2020-12-312019-12-312018-12-312013-12-312012-12-312011-12-31
Value686755162613
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value60605333614342141619
Percentage of DeferredTaxAssetsOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value11151514263235302825
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value295311259219337216202185161152
Percentage of DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value6.8387.448109.8021411140.1560.0225.51
Percentage of DeferredTaxLiabilitiesOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeRelatedLiabilitiesCurrent


Employee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value8774736755719993877985706259706764646864636171706866696784839091929386908880
Percentage of EmployeeRelatedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized us-gaap:AwardType

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized

byd:CareerShares


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value1.21.21.01.11.21.1
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized100.0100.0100.0100.0100.0100.0

us-gaap:PerformanceShares


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value1.48.57.66.92.22.04.17.76.8
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized116.7708.3760.0627.3183.3181.80.00.00.0

us-gaap:RestrictedStockUnitsRSU


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value4.8150.00.00.00.00.00.00.0
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized400.01308.30.00.00.00.00.00.00.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions us-gaap:AwardType

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions

byd:CareerShares


Employee
Period End2021-06-30
Value1.6
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions100.0

us-gaap:PerformanceShares


Employee
Period End2021-06-30
Value0.9
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions56.2

us-gaap:RestrictedStockUnitsRSU


Employee
Period End2021-06-30
Value14
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions906.2

us-gaap:EquityMethodInvestmentOwnershipPercentage us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:EquityMethodInvestmentOwnershipPercentage

byd:WilliamSBoydAndHisImmediateFamily


Equity
Period End2020-12-312019-12-31
Value26.00.27
Percentage of EquityMethodInvestmentOwnershipPercentage100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue us-gaap:FairValueByAssetClass

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue

byd:InvestmentAvailableforsale


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value151616171617161615161515151617
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue us-gaap:FairValueByLiabilityClass

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue

byd:ContingentPayments


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-489000.0-769000.0-924000.0-1146000.0-1275000.0-1520000.0-1712000.0-1858000.0-2072000.0-2280000.0-2407000.0-2557000.0-2577000.0-2813000.0-2887000.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value71686560555045423427208.7887.9037.1746.5451391351321381331291251211151111059810495878169574432212017
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization us-gaap:FiniteLivedIntangibleAssetsByMajorClass

byd:HostAgreements


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value11109.9899.0228.0567.0896.1225.1564.1892.256
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization16.716.115.415.014.514.013.412.212.110.9

us-gaap:CustomerRelationships


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value59575551474339332621155.1884.6164.0423.4713613212912512111711310910310094879385776857453423131210
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization83.383.984.685.085.586.086.679.578.076.273.159.058.456.353.097.897.897.890.690.590.490.390.289.889.789.388.989.889.188.384.082.280.277.071.460.859.356.2

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive


Finite
Period End2020-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-09-302012-06-30
Value28467.69527282930314747
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive us-gaap:FiniteLivedIntangibleAssetsByMajorClass

byd:HostRelationships


Finite
Period End2020-12-312019-12-31
Value2832
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive100.00.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths


Finite
Period End2020-12-31
Value12
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CustomerRelationships


Finite
Period End2020-12-312019-12-31
Value8.73715
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths69.30.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive


Finite
Period End2020-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-09-302012-06-30
Value3.8677.0830.4991.2411.0431.0431.043123.7323.732
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFive100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour


Finite
Period End2020-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-09-302012-06-30
Value3.907100.7391.8711.0431.04312153.4443.444
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFour100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CustomerRelationships


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-09-302012-06-30
Value0.040.9396.0250.5110.8280.00.011140.00.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFour1.00.059.569.144.30.00.091.693.40.00.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree


Finite
Period End2020-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-09-302012-06-30
Value4.806131.2712.5721.0431215262.0962.096
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearThree100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CustomerRelationships


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-09-302012-06-30
Value0.9393.3229.8851.0431.5290.01114250.00.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearThree19.50.070.782.159.40.091.693.496.10.00.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo


Finite
Period End2020-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-09-302012-06-30
Value7.189181.8623.351121526343.6343.634
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CustomerRelationships


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-09-302012-06-30
Value3.3228.737141.6342.308111425332.5912.591
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo46.20.077.987.868.991.693.496.197.071.371.3

us-gaap:FiniteLivedIntangibleAssetsGross

us-gaap:FiniteLivedIntangibleAssetsGross


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value14714714714714714714715915715715644444242178178177211203203203203203206206206220220220223223223223223848484
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsGross us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CustomerRelationships


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value68686868686868686666659.49.49.49.4145145144144136136136136136139139139154154154154154154154154171717
Percentage of FiniteLivedIntangibleAssetsGross46.246.246.246.246.246.246.242.842.342.341.821.021.022.122.181.581.581.468.467.167.167.167.167.167.767.767.769.869.869.868.868.868.868.868.821.021.021.0

us-gaap:GoodwillGross

us-gaap:GoodwillGross


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-09-302012-06-30
Value126712671267126712671267124610721010856856907917435435
Percentage of GoodwillGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GoodwillGross us-gaap:StatementBusinessSegments

byd:LasVegasLocals


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312012-09-302012-06-30
Value593593593593593593378378
Percentage of GoodwillGross46.846.846.846.846.846.886.886.8

byd:MidwestAndSouth


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312012-09-302012-06-30
Value6666666666666666665050
Percentage of GoodwillGross52.652.652.652.652.652.611.611.6

us-gaap:GoodwillImpairedAccumulatedImpairmentLoss

us-gaap:GoodwillImpairedAccumulatedImpairmentLoss


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-09-302012-06-30
Value289289289289289177177177177165165216216216216
Percentage of GoodwillImpairedAccumulatedImpairmentLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GoodwillImpairedAccumulatedImpairmentLoss us-gaap:StatementBusinessSegments

byd:LasVegasLocals


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312012-09-302012-06-30
Value188188188188188165165165
Percentage of GoodwillImpairedAccumulatedImpairmentLoss64.964.964.964.964.993.076.676.6

byd:MidwestAndSouth


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312012-09-302012-06-30
Value101101101101101125050
Percentage of GoodwillImpairedAccumulatedImpairmentLoss35.135.135.135.135.17.023.423.4

us-gaap:IncomeTaxesReceivable

us-gaap:IncomeTaxesReceivable


Income
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value8000.0340000.05477000.05477000.05600000.05836000.06594000.05477000.05477000.05185000.05204000.05185000.05185000.0225000.0582000.0927000.02444000.01168000.01615000.0556000.01380000.0001247000.01243000.0738000.01189000.01177000.01143000.01636000.01643000.01498000.02875000.06452000.03319000.02361000.03268000.0005249000.0
Percentage of IncomeTaxesReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0

us-gaap:IntangibleAssetsGrossExcludingGoodwill

us-gaap:IntangibleAssetsGrossExcludingGoodwill


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-31
Value172817281728172817281730173017421686168617051071106910671067120412041204123812051205120512051205120912091209130513701375
Percentage of IntangibleAssetsGrossExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestPayableCurrent

us-gaap:InterestPayableCurrent


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value1162366539453249355035491945194419443344473235363532332848354750616067584041
Percentage of InterestPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2020-12-31
Value163
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceived

us-gaap:LessorOperatingLeasePaymentsToBeReceived


Lessor
Period End2020-12-31
Value8836000.0
Percentage of LessorOperatingLeasePaymentsToBeReceived100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceivedFiveYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedFiveYears


Lessor
Period End2020-12-31
Value196000.0
Percentage of LessorOperatingLeasePaymentsToBeReceivedFiveYears100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceivedFourYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedFourYears


Lessor
Period End2020-12-31
Value1655000.0
Percentage of LessorOperatingLeasePaymentsToBeReceivedFourYears100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths

us-gaap:LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths


Lessor
Period End2020-12-31
Value2531000.0
Percentage of LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceivedThereafter

us-gaap:LessorOperatingLeasePaymentsToBeReceivedThereafter


Lessor
Period End2020-12-31
Value38000.0
Percentage of LessorOperatingLeasePaymentsToBeReceivedThereafter100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceivedThreeYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedThreeYears


Lessor
Period End2020-12-31
Value2109000.0
Percentage of LessorOperatingLeasePaymentsToBeReceivedThreeYears100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceivedTwoYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedTwoYears


Lessor
Period End2020-12-31
Value2307000.0
Percentage of LessorOperatingLeasePaymentsToBeReceivedTwoYears100.0

us-gaap:LineOfCredit

us-gaap:LineOfCredit


Line
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value884891896989192519321305159216961771
Percentage of LineOfCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LineOfCredit us-gaap:CreditFacility, us-gaap:LongtermDebtType

us-gaap:LetterOfCredit, us-gaap:LineOfCredit


Line
Period End2020-12-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value121212121212
Percentage of LineOfCredit1.41.30.70.70.80.7

us-gaap:RevolvingCreditFacility, byd:BankCreditFacility


Line
Period End2021-06-302019-12-31
Value0.0235
Percentage of LineOfCredit0.018.0

us-gaap:LineOfCredit us-gaap:DebtInstrument, us-gaap:LongtermDebtType

byd:RefinancingTermBLoan, us-gaap:LineOfCredit


Line
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value756759762765768771795105810961152
Percentage of LineOfCredit85.585.285.177.439.939.960.966.564.665.1

byd:TermALoan, us-gaap:LineOfCredit


Line
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value128132133223227230234237241248
Percentage of LineOfCredit14.514.814.922.611.811.917.914.914.214.0

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity us-gaap:LongtermDebtType

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

byd:BankCreditFacility


Line
Period End2021-06-302021-03-312020-12-312019-12-31
Value103310331033945
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity100.0100.0100.0100.0

us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity us-gaap:CreditFacility

us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity

us-gaap:RevolvingCreditFacility


Line
Period End2020-12-312020-09-30
Value1021932
Percentage of LineOfCreditFacilityRemainingBorrowingCapacity100.0100.0

us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity us-gaap:LongtermDebtType

byd:BankCreditFacility


Line
Period End2021-06-302021-03-312020-12-312019-12-31
Value102110211021656
Percentage of LineOfCreditFacilityRemainingBorrowingCapacity0.00.0100.00.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive


Long
Period End2020-12-312015-12-312014-12-312013-12-312012-12-312012-09-302012-06-30
Value245075011451202174112431243
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths


Long
Period End2020-12-312015-12-312014-12-312013-12-312012-12-31
Value3029293361
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths100.0100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive


Long
Period End2020-12-312015-12-312014-12-312013-12-312012-12-312012-09-302012-06-30
Value60010449.02320821240240
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree


Long
Period End2020-12-312015-12-312014-12-312013-12-312012-12-312012-09-302012-06-30
Value827812747331796271282
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo


Long
Period End2020-12-312015-12-312014-12-312013-12-312012-12-312012-09-302012-06-30
Value4167629332865252
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent


Operating
Period End2020-12-312020-03-312019-12-31
Value8.80.090.089
Percentage of OperatingLeaseWeightedAverageDiscountRatePercent100.0100.0100.0

us-gaap:OperatingLossCarryforwards us-gaap:IncomeTaxAuthority

us-gaap:OperatingLossCarryforwards

us-gaap:DomesticCountry


Operating
Period End2020-12-312019-12-31
Value559456
Percentage of OperatingLossCarryforwards100.0100.0

us-gaap:StateAndLocalJurisdiction


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value10881077936732708653567
Percentage of OperatingLossCarryforwards194.4236.00.00.00.00.00.0

us-gaap:RestrictedCashAndCashEquivalentsAtCarryingValue

us-gaap:RestrictedCashAndCashEquivalentsAtCarryingValue


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value2117151517182026232423332624162320221924212118202723252221171415221819
Percentage of RestrictedCashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:SelfInsuranceReserve

us-gaap:SelfInsuranceReserve


Self
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value454337333130334438343127
Percentage of SelfInsuranceReserve100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized

byd:The2020Plan


Share
Period End2020-12-31
Value3.3
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant

byd:The2020Plan


Share
Period End2020-12-31
Value7600000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant100.0

us-gaap:TaxCreditCarryforwardAmount us-gaap:IncomeTaxAuthority

us-gaap:TaxCreditCarryforwardAmount

us-gaap:DomesticCountry


Tax
Period End2020-12-31
Value15
Percentage of TaxCreditCarryforwardAmount100.0

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate


Unrecognized
Period End2020-12-312017-12-312016-12-31
Value2.01515
Percentage of UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate100.0100.0100.0

Line plots across dimensions of each concept


COGS Ratio
us-gaap:ProductOrService
(None,)
C O G S  Ratious-gaap: Product Or Service
TTM Greenblatt ROC
_
(None,)
T T M  Greenblatt  R O C_
us-gaap:AllocatedShareBasedCompensationExpense
us-gaap:IncomeStatementLocation
(None,)
Allocated Share Based Compensation Expenseus-gaap: Income Statement Location
us-gaap:CostOfGoodsAndServicesSold
us-gaap:ProductOrService
(None,)
Cost Of Goods And Services Soldus-gaap: Product Or Service
us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax
us-gaap:ProductOrService
(None,)
Revenue From Contract With Customer Including Assessed Taxus-gaap: Product Or Service
us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax
us-gaap:StatementBusinessSegments
(None,)
Revenue From Contract With Customer Including Assessed Taxus-gaap: Statement Business Segments
us-gaap:Assets
us-gaap:StatementBusinessSegments
(None,)
Assetsus-gaap: Statement Business Segments
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType
(None,)
Property Plant And Equipment Grossus-gaap: Property Plant And Equipment By Type
us-gaap:Goodwill
us-gaap:StatementBusinessSegments
(None,)
Goodwillus-gaap: Statement Business Segments
us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill
us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass
(None,)
Indefinite Lived Intangible Assets Excluding Goodwillus-gaap: Indefinite Lived Intangible Assets By Major Class
us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
(None,)
Finite Lived Intangible Assets Netus-gaap: Finite Lived Intangible Assets By Major Class
us-gaap:AccruedLiabilitiesCurrent
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:OtherCommitments
('byd:KansasStar', None)
Accrued Liabilities Currentus-gaap: Real Estate And Accumulated Depreciation Description Of Property, us-gaap: Other Commitments
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:DebtInstrumentInterestRateStatedPercentage
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
(None, 'us-gaap:SeniorNotes')
Debt Instrument Interest Rate Stated Percentageus-gaap: Debt Instrument, us-gaap: Longterm Debt Type
us-gaap:DebtInstrumentInterestRateStatedPercentage
us-gaap:LongtermDebtType
(None,)
Debt Instrument Interest Rate Stated Percentageus-gaap: Longterm Debt Type