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    2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31
Weighted Average Number Of Diluted Shares Outstanding 79.2178.9587.26NA75.7575.2679.30NA73.3173.0077.00NA71.7771.3776.72NA76.7173.3972.39NA50.6150.3750.13NA59.33NANA
Weighted Average Number Of Shares Outstanding Basic 79.2178.9579.46NA75.7575.2674.65NA73.3173.0072.62NA71.7771.3770.79NA70.0065.5863.64NA50.6150.3750.13NA49.76NANA
Earnings Per Share Basic -0.42-0.430.15NA-0.11-0.180.190.03-0.12-0.140.08-0.02-0.22-0.040.18-0.130.100.020.06-1.03-0.59-0.14-0.040.120.010.050.03
Earnings Per Share Diluted -0.42-0.430.13NA-0.11-0.180.180.03-0.12-0.140.08-0.02-0.22-0.040.17-0.130.100.020.05-1.03-0.59-0.14-0.040.100.010.040.03

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Revenue From Contract With Customer Excluding Assessed Tax 119.35132.66159.78140.80121.31119.91150.16133.44106.4698.56131.46123.88100.41106.77127.86103.0186.7593.36113.2689.8784.9481.6576.8882.8578.0577.5174.83
Revenues 119.35132.66159.78140.80121.31119.91150.16133.44106.4698.56131.46123.88100.41106.77127.86103.0193.8795.5791.7389.8784.9481.6576.8882.8578.0577.5174.83
Cost Of Revenue 27.9129.5231.6032.8031.5031.9533.4232.6929.0425.0834.5036.9531.7431.0232.8830.2727.2029.4629.0426.6226.3026.9226.7526.2225.62NANA
Cost Of Goods And Services Sold 27.9129.5231.6032.8031.5031.9533.4232.6929.0425.0834.5036.9531.7431.0232.8830.2727.2029.4629.0426.6226.3026.9226.7526.2225.62NANA
Gross Profit 91.44103.13128.18108.0089.8187.97116.74100.7577.4273.4896.9786.9368.6775.7594.9772.7466.6766.1162.6963.2558.6454.7350.1356.6352.4352.1749.41
Operating Expenses 116.44110.40107.47103.3591.7396.5698.5393.4380.8477.7784.8682.7879.1778.9577.2175.7157.7063.9358.4266.4379.5661.8952.1248.6552.21NANA
Research And Development Expense 48.7846.4843.0938.1835.8438.7638.2834.9730.6828.9731.4730.5029.6729.8327.5225.8424.3024.7422.7024.0427.5922.8418.7717.9119.40NANA
General And Administrative Expense 24.6824.3723.5723.5222.2021.8623.9322.9320.9120.2522.3521.2920.7119.8520.3328.1117.2317.4116.9921.5129.1821.2016.0913.5315.79NANA
Selling And Marketing Expense 39.2439.1235.6838.1830.5931.9132.0730.5427.0025.8128.1027.5925.7926.2226.4521.8419.2720.1818.9821.2722.3419.4316.9117.0316.96NANA
Operating Income Loss -25.00-7.2720.714.65-1.93-8.5918.217.32-3.42-4.2912.114.15-10.51-3.2017.77-3.568.972.184.27-3.18-20.93-7.16-1.997.980.223.623.63
Interest Expense 1.570.700.583.073.042.992.973.012.932.842.812.792.730.590.270.110.030.040.020.370.630.550.610.510.51NANA
Interest Paid Net 0.010.290.000.290.010.290.050.410.010.290.010.280.020.140.230.150.030.030.010.370.56NANANANANANA
Income Tax Expense Benefit 4.583.906.534.083.021.360.042.182.932.774.653.713.29-0.174.098.682.600.801.2356.648.01-0.89-0.771.58-0.74NANA
Income Taxes Paid 1.931.703.191.094.331.362.380.522.657.661.830.523.111.732.330.832.241.522.141.741.800.711.643.81NANANA
Profit Loss -33.25-33.7711.53-1.40-8.11-13.6514.362.20-8.51-10.226.03-1.50-15.94-3.1213.020.977.31-19.2524.68-60.35-29.63NANANANANANA
Other Comprehensive Income Loss Net Of Tax -17.79-15.77-4.06-0.81-4.232.72-3.837.074.512.59-7.442.43-2.861.620.56-3.85-0.40-1.930.190.680.041.120.35-0.290.80NANA
Net Income Loss -33.25-33.7711.53-1.40-8.11-13.6514.362.20-8.51-10.226.03-1.50-15.94-3.1213.02-9.007.311.513.92-60.35-29.63-7.25-2.195.900.312.471.48
Comprehensive Income Net Of Tax -51.04-49.557.47-2.21-12.34-10.9210.539.27-3.99-7.63-1.410.93-18.80-1.5013.58-2.876.91-0.424.11-59.66-29.59-6.12-1.845.611.11NANA

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Assets 1124.931128.511133.691163.281014.48820.22817.91829.90779.70736.85734.65743.14716.70729.72518.87483.22428.01437.77310.82287.87301.49NANA250.78NANANA
Liabilities 589.40570.34514.48549.29411.44420.09418.10450.53419.46381.11376.16386.09371.01367.53214.82194.08216.21233.71243.34224.93361.70NANA285.43NANANA
Liabilities And Stockholders Equity 1124.931128.511133.691163.281014.48820.22817.91829.90779.70736.85734.65743.14716.70729.72518.87483.22428.01437.77310.82287.87301.49NANA250.78NANANA
Stockholders Equity 535.53558.17618.42613.20602.26399.35399.03378.59359.45354.95356.14354.71343.34359.84301.69286.78295.46294.81163.0460.59-62.56NANA-34.66NANANA

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Assets Current 465.73554.31555.67588.22579.50382.65378.76386.94359.80351.95357.47352.46360.95364.36155.63154.03289.68295.36167.64143.8999.35NANA105.10NANANA
Cash And Cash Equivalents At Carrying Value 311.85416.14405.58413.74455.86260.10243.36241.22245.36250.54247.15223.12246.94251.8339.7735.34197.41199.2363.2039.2116.67NANA16.87NANANA
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents 312.38416.31405.83414.01456.01260.32243.50241.55245.68250.93247.48223.50247.30252.1840.1335.69197.75199.5963.5539.5816.9517.6916.8317.1419.36NANA
Accounts Receivable Net Current 119.92103.48112.44137.5688.7091.57107.11117.8888.5179.1987.67104.9884.0685.7688.3696.8069.0573.7983.3586.6463.53NANA70.50NANANA
Prepaid Expense And Other Assets Current 23.4923.2825.4727.5326.0223.0322.3021.1018.8316.4716.7817.0918.4018.2615.9815.4912.1513.2913.1510.0110.49NANA7.43NANANA

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Property Plant And Equipment Gross 96.4997.0598.2098.5895.7095.6593.4489.6085.7083.4182.5582.6078.1477.3575.2170.5869.5369.1168.6168.5066.07NANA61.11NANANA
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment 57.5557.6858.0158.1056.9956.0454.3053.2751.3048.9547.1046.3144.4243.3041.6940.4339.8538.9938.1137.0536.18NANA31.41NANANA
Amortization Of Intangible Assets 6.576.215.904.434.434.624.884.993.863.693.843.773.543.603.532.071.741.991.942.161.191.160.940.970.88NANA
Property Plant And Equipment Net 38.9439.3740.1940.4838.7139.6139.1436.3334.4034.4635.4536.3033.7234.0533.5230.1529.6830.1130.5031.4529.89NANA29.71NANANA
Goodwill 455.21385.99379.32370.18268.89262.96262.09264.48270.65233.49229.79233.68210.50212.09210.71210.5362.9163.2663.7762.7168.89NANA36.62NANANA
Intangible Assets Net Excluding Goodwill 86.0890.3393.3499.0661.5466.6470.9176.1156.7458.1861.3667.0860.9664.8768.4769.8422.3324.8522.8124.4615.38NANA11.17NANANA
Finite Lived Intangible Assets Net 75.9179.7382.3988.1650.5655.4659.8364.9846.1147.7251.0656.1351.4855.2358.9260.1820.3622.2419.9921.7213.20NANA9.34NANANA
Other Assets Noncurrent 38.7425.5929.0228.3526.7026.7024.9725.3919.1720.5119.6419.7118.2019.5718.6617.2915.5816.0817.2717.0218.84NANA5.28NANANA

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Liabilities Current 198.48187.06430.74473.98347.90356.21359.39200.75149.49146.07150.64152.87143.26141.07143.07127.76192.79210.29218.68197.46191.79NANA158.00NANANA
Accounts Payable Current 6.244.966.066.654.906.516.678.595.414.785.628.598.296.466.578.365.595.965.654.883.99NANA5.01NANANA
Accrued Income Taxes Current 10.218.528.375.894.376.388.747.254.855.7412.566.018.407.7311.144.462.161.943.983.726.76NANA2.16NANANA
Other Liabilities Current 50.6949.4456.98122.2324.7227.8132.2430.9825.6127.4135.7628.6027.4327.9831.9126.3520.2220.4421.4921.7435.74NANA18.95NANANA
Contract With Customer Liability Current 94.5292.1496.5393.1675.1481.3481.7485.6974.0573.0672.5775.4369.3867.5966.0359.77NANANA130.12NANANANANANANA

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Deferred Income Tax Liabilities Net 14.4414.4815.3015.398.148.078.218.036.886.40NA6.28NANANANANANANANANANANANANANANA
Other Liabilities Noncurrent 40.2841.4743.0242.8932.6432.8625.1427.4121.1219.9919.4726.6725.6326.3627.8128.1513.0413.4714.1817.6516.40NANA17.11NANANA
Operating Lease Liability Noncurrent 23.4716.3418.8519.5521.6123.7924.3224.3224.3924.3517.8020.1718.8320.72NANANANANANANANANANANANANA

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Stockholders Equity 535.53558.17618.42613.20602.26399.35399.03378.59359.45354.95356.14354.71343.34359.84301.69286.78295.46294.81163.0460.59-62.56NANA-34.66NANANA
Additional Paid In Capital Common Stock 715.74687.34698.04724.23711.08495.82484.58474.67464.80456.31449.87446.63436.20433.90381.16379.83370.40369.58232.58232.1649.35NANA39.69NANANA
Retained Earnings Accumulated Deficit -133.64-100.39-66.62-102.09-100.69-92.58-78.93-93.29-95.49-86.99-76.76-82.41-80.90-64.96-68.99-82.00-153.76-161.07-162.58-166.50-106.15NANA-67.09NANANA
Accumulated Other Comprehensive Income Loss Net Of Tax -46.57-28.78-13.01-8.95-8.14-3.90-6.63-2.80-9.86-14.38-16.97-9.53-11.96-9.10-10.49-11.05-7.20-6.81-4.88-5.07-5.76NANA-7.26NANANA
Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value 22.7121.2019.40NA10.9310.639.64NA6.244.593.04NA2.131.920.870.600.560.430.220.55NANANANANANANA

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Net Cash Provided By Used In Operating Activities 8.4912.265.796.030.8718.1536.575.50-6.025.3728.041.39-1.866.5525.32-4.193.1110.6226.69-1.36-8.66NANANANANANA
Net Cash Provided By Used In Investing Activities -109.73-25.93-15.50-49.57-7.13-2.33-3.45-12.53-31.48-3.08-2.02-26.55-1.58-2.78-4.92-188.80-4.55-9.64-3.21-2.77-11.16NANANANANANA
Net Cash Provided By Used In Financing Activities 3.2329.412.512.21203.060.52-29.840.5630.430.190.08-0.04-0.18207.91-15.7731.020.08136.430.0126.4218.74NANANANANANA

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Net Cash Provided By Used In Operating Activities 8.4912.265.796.030.8718.1536.575.50-6.025.3728.041.39-1.866.5525.32-4.193.1110.6226.69-1.36-8.66NANANANANANA
Net Income Loss -33.25-33.7711.53-1.40-8.11-13.6514.362.20-8.51-10.226.03-1.50-15.94-3.1213.02-9.007.311.513.92-60.35-29.63-7.25-2.195.900.312.471.48
Profit Loss -33.25-33.7711.53-1.40-8.11-13.6514.362.20-8.51-10.226.03-1.50-15.94-3.1213.020.977.31-19.2524.68-60.35-29.63NANANANANANA
Depreciation Depletion And Amortization 8.278.137.696.296.176.496.696.895.625.635.665.695.375.275.193.843.373.983.543.852.812.622.462.682.45NANA
Increase Decrease In Accounts Receivable 15.41-7.54-21.7342.41-1.92-16.08-8.7727.257.05-8.80-14.4618.090.22-2.73-7.6817.07-3.93-7.25-4.4922.41-0.60-3.26-8.1515.88NANANA
Increase Decrease In Accounts Payable 1.80-1.77-0.30-1.43-1.47-0.20-0.771.480.52-0.84-3.00-0.011.77-0.40-1.790.850.46-0.170.510.50-2.541.14-0.19-0.45NANANA
Share Based Compensation 22.7121.2018.6113.3210.9310.659.657.426.234.533.172.942.292.081.212.130.560.430.228.0025.2711.202.870.084.88NANA

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Net Cash Provided By Used In Investing Activities -109.73-25.93-15.50-49.57-7.13-2.33-3.45-12.53-31.48-3.08-2.02-26.55-1.58-2.78-4.92-188.80-4.55-9.64-3.21-2.77-11.16NANANANANANA
Payments To Acquire Property Plant And Equipment 3.261.272.191.041.422.353.042.091.480.891.641.541.452.084.581.332.201.451.681.164.031.370.974.72NANANA

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Net Cash Provided By Used In Financing Activities 3.2329.412.512.21203.060.52-29.840.5630.430.190.08-0.04-0.18207.91-15.7731.020.08136.430.0126.4218.74NANANANANANA
Payments For Repurchase Of Common Stock 0.004.39NANANANANANANANANANANANANA0.000.000.060.060.130.310.310.301.22NANANA

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Revenues 119.35132.66159.78140.80121.31119.91150.16133.44106.4698.56131.46123.88100.41106.77127.86103.0193.8795.5791.7389.8784.9481.6576.8882.8578.0577.5174.83
Revenue From Contract With Customer Excluding Assessed Tax 119.35132.66159.78140.80121.31119.91150.16133.44106.4698.56131.46123.88100.41106.77127.86103.0186.7593.36113.2689.8784.9481.6576.8882.8578.0577.5174.83
Client Engineering Services 7.367.058.018.2810.0610.2710.689.9310.879.6413.88NANANANANANANANANANANANANANANANA
Maintenance And Other Services 36.5234.2034.7328.1834.6932.9333.1537.2432.7930.8230.9036.9930.9627.7526.6727.2523.3023.9122.73NANANANANANANANA
Other Product And Service 1.521.341.811.571.312.601.851.981.611.642.212.031.832.052.751.831.721.632.041.871.68NANANANANANA
Perpetual Licenses 8.8010.2012.129.4211.709.0111.4611.947.647.768.1612.148.0610.6811.5612.308.197.999.77NANANANANANANANA
Professional Software Services 2.251.171.39-3.013.392.383.456.553.411.932.69NANANANANANANANANANANANANANANANA
Software Related Service 6.717.389.068.597.657.488.107.916.175.446.938.947.967.919.7710.078.698.719.479.658.57NANANANANANA
Software Related Services 6.717.389.068.597.657.488.107.916.175.446.93NANANANANANANANANANANANANANANANA
Term Licenses And Other 58.4472.4894.0584.7655.9157.6284.93NANANANANANANANANANANANANANANANANANANANA
Term Licenses And Other Hardware Revenue 0.701.700.70NANANANANANANANANANANANANANANANANANANANANANANANA
License 67.2582.69106.17NA67.6066.6396.3976.3855.0251.0277.5464.1946.8556.6576.6252.6540.8846.7066.94NANANANANANANANA
License And Maintenance 103.77116.89140.90122.36102.2999.56129.54113.6287.8181.83108.44101.1977.8284.41103.2992.1071.3070.6189.6767.9163.21NANANANANANA
License And Service 110.47124.27149.96-29.81109.94107.04137.64121.5393.9887.28115.38110.1385.7792.31113.06102.1879.9979.3199.1477.5671.78NANANANANANA
Maintenance 34.2733.0333.3431.1931.3030.5529.6930.6929.3728.8928.2128.7226.9025.3322.7522.8621.5920.8720.83NANANANANANANANA
Technology Service 7.367.058.01NA10.0610.2710.689.9310.879.6413.8811.7212.8012.4112.0511.2012.1512.4212.0810.4411.48NANANANANANA
Client Engineering Services 7.367.058.018.2810.0610.2710.689.9310.879.6413.8811.7212.8012.4112.0511.2012.1512.4212.0810.4411.4812.3712.2311.2712.15NANA
Software 110.47124.27149.96130.95109.94107.04137.64121.5393.9887.28115.38110.1385.7792.31113.0689.9872.8779.3177.6277.5671.7867.8063.0770.3964.48NANA
All Other 1.521.341.811.571.312.601.851.981.611.642.212.031.832.052.751.831.721.632.041.871.681.481.581.191.43NANA

Plots across concepts


IncomeStatement
Comprehensive Income Net Of Tax
Expenses
Interest Expense
Balance Sheet
Operating Lease Right Of Use Asset
Assets
Operating Lease Right Of Use Asset
Current Assets
Prepaid Expense And Other Assets Current
NonCurrent Assets
Deferred Income Tax Assets Net
PropertyPlantAndEquipmentNet
Property Plant And Equipment Net
Liabilities
Liabilities Current
Current Liabilities
Accounts Payable Current
Noncurrent Liabilities
Deferred Income Tax Liabilities Net
Stockholders Equity
Retained Earnings Accumulated Deficit
CashFlow
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInOperatingActivities
Net Income Loss
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInFinancingActivities
Proceeds From Payments For Other Financing Activities
Shares
Weighted Average Number Of Diluted Shares Outstanding
OperatingLeaseLiability
Operating Lease Liability Current
NonoperatingIncomeExpense
Nonoperating Income Expense
FiniteLivedIntangibleAssets
Finite Lived Intangible Assets Net

Line plots across dimensions of each concept


us-gaap:CommonStockValue
us-gaap:StatementClassOfStock
(None,)
Common Stock Valueus-gaap: Statement Class Of Stock
us-gaap:SharesOutstanding
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
(None, 'us-gaap:CommonStock')
Shares Outstandingus-gaap: Statement Class Of Stock, us-gaap: Statement Equity Components
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:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Product Or Service
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:StatementBusinessSegments
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Statement Business Segments
us-gaap:CostOfGoodsAndServicesSold
us-gaap:ProductOrService
(None,)
Cost Of Goods And Services Soldus-gaap: Product Or Service
us-gaap:InterestExpenseDebt
us-gaap:DebtInstrument
(None,)
Interest Expense Debtus-gaap: Debt Instrument
us-gaap:AllocatedShareBasedCompensationExpense
us-gaap:BusinessAcquisition, us-gaap:TypeOfArrangement
(None, 'altr:StockPurchaseAgreement')
Allocated Share Based Compensation Expenseus-gaap: Business Acquisition, us-gaap: Type Of Arrangement
us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents
(None,)
Other Comprehensive Income Loss Net Of Taxus-gaap: Statement Equity Components
us-gaap:StockholdersEquity
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
(None, 'us-gaap:CommonStock')
Stockholders Equityus-gaap: Statement Class Of Stock, us-gaap: Statement Equity Components
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:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
(None,)
Finite Lived Intangible Assets Netus-gaap: Finite Lived Intangible Assets By Major Class
us-gaap:StockholdersEquity
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
(None, 'us-gaap:CommonStock')
Stockholders Equityus-gaap: Statement Class Of Stock, us-gaap: Statement Equity Components
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:CommonStockValue
us-gaap:StatementClassOfStock
(None,)
Common Stock Valueus-gaap: Statement Class Of Stock
us-gaap:ShareBasedCompensation
us-gaap:IncomeStatementLocation
(None,)
Share Based Compensationus-gaap: Income Statement Location
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Product Or Service
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:StatementBusinessSegments
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Statement Business Segments