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Due To and From Factor (Details) - USD ($)
12 Months Ended
Dec. 31, 2020
May 06, 2020
May 05, 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Payments Related to Tax Withholding for Share-based Compensation $ 21,214,000    
Line of Credit Facility, Maximum Borrowing Capacity 150,000,000    
Letters Of Credit SubLimit Capacity Amount $ 15,000    
Factoring Fee 0.20%    
Debt Instrument, Basis Spread on Variable Rate 0.50%    
Termination Notice in Days $ 60    
Rosenthal & Rosenthal, Inc. [Member]      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Line of Credit Facility, Maximum Borrowing Capacity   $ 50,000 $ 30,000
London Interbank Offered Rate (LIBOR) [Member]      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Debt Instrument, Basis Spread on Variable Rate 1.00%