Quarterly report pursuant to Section 13 or 15(d)

Debt and Interest Rate Swap - Schedule of Debt (Details)

v3.21.2
Debt and Interest Rate Swap - Schedule of Debt (Details) - USD ($)
$ in Thousands
Sep. 30, 2021
Dec. 31, 2020
Jul. 31, 2020
May 12, 2017
Debt Instrument [Line Items]        
Aggregate principal amount of long-term debt $ 330,000      
Less: current portion of long-term debt 0 $ 0    
Long-term debt 326,027 363,592    
Term Debt        
Debt Instrument [Line Items]        
Aggregate principal amount of long-term debt 330,000 369,812    
Unamortized debt discount (840) (1,767)    
Unamortized debt issuance costs (3,133) (4,453)    
Net carrying amount of long-term debt 326,027 363,592    
Less: current portion of long-term debt 0 0    
Long-term debt 326,027 363,592    
Initial term loan under June 23, 2021 credit agreement        
Debt Instrument [Line Items]        
Aggregate principal amount of long-term debt 330,000 0    
Unamortized debt discount     $ (900)  
Initial term loan under May 12, 2017 credit agreement        
Debt Instrument [Line Items]        
Aggregate principal amount of long-term debt 0 212,000   $ 425,000
Incremental term loan under May 12, 2017 credit agreement, as amended        
Debt Instrument [Line Items]        
Aggregate principal amount of long-term debt $ 0 $ 157,812 $ 350,000