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Basis of Presentation Basis of Presentation (Details) - USD ($)
Feb. 07, 2021
Mar. 31, 2020
Dec. 31, 2019
Debt Instrument [Line Items]      
Carrying Value of Debt   $ 35,269,000 $ 36,530,000
First Lien Term Loan      
Debt Instrument [Line Items]      
Carrying Value of Debt   17,185,000 $ 18,008,000
Scenario, Forecast | First Lien Term Loan      
Debt Instrument [Line Items]      
Repayments of debt $ 15,000,000    
Revolving Credit Facility | Line of Credit | ACF FinCo I, LP      
Debt Instrument [Line Items]      
Maximum amount from credit agreement   $ 30,000,000.0