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Debt - Narrative (Details)
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2021
USD ($)
loan
entity
Jun. 30, 2021
USD ($)
loan
entity
Mar. 31, 2021
USD ($)
Jun. 30, 2020
USD ($)
loan
entity
Jun. 30, 2021
USD ($)
loan
entity
Jun. 30, 2020
USD ($)
entity
Dec. 31, 2024
USD ($)
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Oct. 02, 2019
USD ($)
Debt Instrument [Line Items]                        
Long-term debt $ 332,335,000 $ 332,335,000     $ 332,335,000           $ 375,397,000  
Amortization of debt issuance costs   604,000   $ 740,000 1,264,000 $ 1,492,000            
Gain (loss) on extinguishment of debt   $ 1,401,000   $ 0 $ 1,064,000 $ 0            
Number of entities | entity 2 2   2 2 2            
Ownership interest in subsidiaries 50.00% 50.00%   50.00% 50.00% 50.00%            
Paycheck protection loans received, CARES Act | loan       3                
Paycheck protection program loan amount, CARES Act       $ 9,800,000   $ 9,800,000            
Loans the SBA forgave, CARES Act | loan 1 1     1              
Loans remaining, CARES Act | loan 2 2     2              
Credit Agreement                        
Debt Instrument [Line Items]                        
Cash flow prepayment term         5 days              
Term Loan Facility                        
Debt Instrument [Line Items]                        
Gain (loss) on extinguishment of debt       $ (94,000)   $ (431,000)            
Paycheck Protection Program                        
Debt Instrument [Line Items]                        
Gain (loss) on extinguishment of debt   $ 1,495,000                    
Loan amount forgiven   $ 3,000,000                    
Secured Debt | Credit Agreement                        
Debt Instrument [Line Items]                        
Debt instrument face amount                       $ 475,000,000
Secured Debt | Term Loan Facility                        
Debt Instrument [Line Items]                        
Weighted average interest rate 5.49% 5.49%     5.49%              
Repayments of debt         $ 16,556,000              
Excess cash flow payment     $ 18,000,000   18,000,000              
Optional prepayment   $ 5,444,000     5,444,000              
Long-term debt $ 315,000,000 315,000,000     315,000,000           $ 355,000,000  
Line of Credit | Revolving Credit Facility                        
Debt Instrument [Line Items]                        
Long-term debt $ 0 0     0              
Revolving Credit Facility | Secured Debt | Term Loan Facility                        
Debt Instrument [Line Items]                        
Debt instrument face amount                       400,000,000
Revolving Credit Facility | Line of Credit | Revolving Credit Facility                        
Debt Instrument [Line Items]                        
Line of credit, maximum borrowing capacity                       75,000,000
Debt instrument, LIBOR interest rate 0.095%                      
Line of credit, remaining borrowing capacity $ 75,000,000 75,000,000     75,000,000              
Revolving Credit Facility | Line of Credit | Revolving Credit Facility | London Interbank Offered Rate (LIBOR)                        
Debt Instrument [Line Items]                        
Basis spread on variable rate 2.50%                      
Swing Line Loan | Line of Credit | Revolving Credit Facility                        
Debt Instrument [Line Items]                        
Line of credit, maximum borrowing capacity                       $ 15,000,000
Interest Rate Swap | Secured Debt                        
Debt Instrument [Line Items]                        
Derivative, notional amount $ 275,000,000 $ 275,000,000     $ 275,000,000              
Forecast | Secured Debt | Term Loan Facility                        
Debt Instrument [Line Items]                        
Periodic payments             $ 18,300,000 $ 22,300,000 $ 16,200,000 $ 24,700,000