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Income Taxes Additional Information (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Income Taxes [Line Items]          
Valuation allowance $ 0 $ 0 $ 0 $ 0 $ 0
Effective Income Tax Rate Reconciliation, Percent 14.70% 20.40% 20.50% 20.70%