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Debt - Narrative (Details)
12 Months Ended
Dec. 31, 2020
USD ($)
creditAgreement
Jul. 15, 2020
Oct. 25, 2019
USD ($)
May 30, 2021
USD ($)
May 31, 2020
May 29, 2022
USD ($)
Apr. 30, 2022
USD ($)
Feb. 23, 2020
Dec. 02, 2019
USD ($)
Nov. 30, 2018
USD ($)
Jun. 25, 2018
USD ($)
Nov. 01, 2016
USD ($)
Sep. 23, 2016
USD ($)
Debt Instrument [Line Items]                          
Term loan facility       $ 164,902,000   $ 98,178,000              
Number of credit agreements | creditAgreement 2                        
Debt issuance costs       5,098,000   5,534,000              
Interest Rate Swap | BMO                          
Debt Instrument [Line Items]                          
Derivative, notional amount                 $ 110,000,000.0   $ 30,000,000.0 $ 50,000,000  
London Interbank Offered Rate (LIBOR) | Interest Rate Swap | BMO                          
Debt Instrument [Line Items]                          
Interest rate swap contract notional amount                 1.53%   2.74% 1.22%  
Refinance Revolver                          
Debt Instrument [Line Items]                          
Debt instrument, face amount $ 170,000,000                        
Periodic payment     $ 3,000,000.0                    
Covenant, leverage ratio               5.00          
Line of credit facility, quarterly payment, percent of principal 5.00%                        
Percent of prepayment penalty 3.00%                        
Debt issuance costs $ 10,300,000                        
Refinance Revolver | London Interbank Offered Rate (LIBOR)                          
Debt Instrument [Line Items]                          
Base spread on variable rate 8.50%                        
Refinance Revolver | Base Rate                          
Debt Instrument [Line Items]                          
Base spread on variable rate 7.50%                        
Refinance Revolver | Revolving Credit Facility                          
Debt Instrument [Line Items]                          
Revolving line of credit $ 75,000,000   100,000,000.0       $ 20,000,000     $ 105,000,000     $ 100,000,000
Commitment fee percentage 0.375%                        
Line of credit facility, accordion feature, increase limit $ 15,000,000                        
Debt issuance costs             $ 700,000            
Write off of deferred debt issuance costs       $ 1,100,000                  
Refinance Revolver | Revolving Credit Facility | Eurodollar                          
Debt Instrument [Line Items]                          
Long-term line of credit           $ 40,000,000              
Revolver interest rate           3.00%              
Refinance Revolver | Revolving Credit Facility | Minimum | London Interbank Offered Rate (LIBOR)                          
Debt Instrument [Line Items]                          
Base spread on variable rate 2.00%                        
Refinance Revolver | Revolving Credit Facility | Minimum | Base Rate                          
Debt Instrument [Line Items]                          
Base spread on variable rate 1.00%                        
Refinance Revolver | Revolving Credit Facility | Maximum | London Interbank Offered Rate (LIBOR)                          
Debt Instrument [Line Items]                          
Base spread on variable rate 2.50%                        
Refinance Revolver | Revolving Credit Facility | Maximum | Base Rate                          
Debt Instrument [Line Items]                          
Base spread on variable rate 1.50%                        
Refinance Term Loan                          
Debt Instrument [Line Items]                          
Debt instrument, face amount     $ 120,000,000.0             $ 100,000,000     $ 50,000,000
Debt instrument, interest rate, stated percentage           9.50%              
Seventh Amendment                          
Debt Instrument [Line Items]                          
Covenant, leverage ratio               5.75          
Covenant, quarterly decrease in leverage ratio           0.0025              
Final fixed leverage ratio           3.50              
Seventh Amendment | Minimum | Prime Rate                          
Debt Instrument [Line Items]                          
Base spread on variable rate         0.25%                
Seventh Amendment | Minimum | Eurodollar                          
Debt Instrument [Line Items]                          
Base spread on variable rate       1.25%                  
Seventh Amendment | Maximum | Prime Rate                          
Debt Instrument [Line Items]                          
Base spread on variable rate         3.00%                
Seventh Amendment | Maximum | Eurodollar                          
Debt Instrument [Line Items]                          
Base spread on variable rate       4.00%                  
Eighth Amendment                          
Debt Instrument [Line Items]                          
Percentage of EBITDA, maximum limit on permitted exclusions   20.00%                      
Eighth Amendment | Minimum                          
Debt Instrument [Line Items]                          
Commitment fee percentage   0.15%                      
Eighth Amendment | Minimum | Prime Rate                          
Debt Instrument [Line Items]                          
Base spread on variable rate   0.75%                      
Eighth Amendment | Minimum | Eurodollar                          
Debt Instrument [Line Items]                          
Base spread on variable rate   1.75%                      
Eighth Amendment | Maximum                          
Debt Instrument [Line Items]                          
Commitment fee percentage   0.55%                      
Eighth Amendment | Maximum | Prime Rate                          
Debt Instrument [Line Items]                          
Base spread on variable rate   3.50%                      
Eighth Amendment | Maximum | Eurodollar                          
Debt Instrument [Line Items]                          
Base spread on variable rate   4.50%