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Credit Agreement (Details) - USD ($)
6 Months Ended
May 04, 2021
Jun. 30, 2021
Dec. 31, 2020
Line of Credit Facility [Line Items]      
Borrowings outstanding   $ 8,000,000 $ 0
Revolving Credit Facility      
Line of Credit Facility [Line Items]      
Maximum borrowing capacity $ 40,000,000.0    
Borrowings outstanding   $ 8,000,000.0  
Weighted average interest rate   2.75%  
Letters of credit   $ 9,200,000  
Commitment fee 0.25% 1.75%  
Applicable margin 1.75%    
Leverage ratio   3.00  
Current ratio   1.25  
Coverage ratio   3.00  
Goodwill and intangible assets requirement   $ 100,000,000.0  
Debt issuance costs   $ 300,000  
Revolving Credit Facility | Federal Funds Rate      
Line of Credit Facility [Line Items]      
Basis spread on variable rate 0.50%    
Revolving Credit Facility | LIBOR      
Line of Credit Facility [Line Items]      
Basis spread on variable rate 1.00%    
Revolving Credit Facility | LIBOR | Minimum      
Line of Credit Facility [Line Items]      
Basis spread on variable rate 1.00%    
Revolving Credit Facility | Base Rate      
Line of Credit Facility [Line Items]      
Basis spread on variable rate 0.75%