Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt - Additional Information (Detail)

v3.21.2
Long-Term Debt - Additional Information (Detail) - USD ($)
1 Months Ended 3 Months Ended 6 Months Ended
Jan. 31, 2021
Mar. 31, 2021
Jun. 30, 2021
Dec. 31, 2020
May 03, 2019
Sep. 29, 2017
Debt Disclosure [Line Items]            
Debt Issuance Costs, Line of Credit Arrangements, Gross     $ 400,000      
Letters of credit outstanding     $ 400,000 $ 400,000    
Current Ratio     1.00      
Debt To E B I T D Ratio Maximum     3.50      
Anti-hording provision, Max cash     $ 25,000,000      
Second Lien Facility     144,985,000 200,000,000   $ 200,000,000
Debt Instrument, Unamortized Discount     1,012,000 1,604,000    
Unamortized Debt Issuance Expense     $ 3,324,000 $ 3,299,000    
First Lien Debt To E B I T D Ratio Maximum     2.50      
Amortization Payment $ 1,875,000          
Revolving Credit Facility            
Debt Disclosure [Line Items]            
Commitment fee     0.50%      
Minimum [Member] | Revolving Credit Facility            
Debt Disclosure [Line Items]            
Interest rate     1.50%      
Minimum [Member] | LIBOR | Revolving Credit Facility            
Debt Disclosure [Line Items]            
Applicable margin     2.50%      
Maximum [Member] | Revolving Credit Facility            
Debt Disclosure [Line Items]            
Interest rate     2.50%      
Maximum [Member] | LIBOR | Revolving Credit Facility            
Debt Disclosure [Line Items]            
Applicable margin     3.50%      
Revolving Credit Facility            
Debt Disclosure [Line Items]            
Line of Credit Facility, Maximum Borrowing Capacity     $ 375,000,000   $ 1,000,000,000.0  
Line of Credit Facility, Current Borrowing Capacity     $ 350,000,000      
Interest Rate at Period End     3.08%      
Revolving Credit Facility | Interest Payable One [Member]            
Debt Disclosure [Line Items]            
Debt Instrument, Interest Payable Period     1 month      
Revolving Credit Facility | Interest Payable Two [Member]            
Debt Disclosure [Line Items]            
Debt Instrument, Interest Payable Period     3 months      
Revolving Credit Facility | Interest Payable Three [Member]            
Debt Disclosure [Line Items]            
Debt Instrument, Interest Payable Period     6 months      
Line of Credit [Member] | Year 1 [Domain]            
Debt Disclosure [Line Items]            
Prepayment Premium     10200.00%      
Line of Credit [Member] | Year 2 [Domain]            
Debt Disclosure [Line Items]            
Prepayment Premium     10100.00%      
Line of Credit [Member] | Letter of Credit            
Debt Disclosure [Line Items]            
Line of Credit Facility, Maximum Borrowing Capacity     $ 25,000,000      
Second Lien Facility [Member]            
Debt Disclosure [Line Items]            
Debt Issuance Costs, Line of Credit Arrangements, Gross 1,400,000          
Interest rate option two, applicable margin rate     8.25% 7.25%    
Interest rate option one, applicable margin rate over Adjusted LIBOR   9.25% 825.00%      
Debt Instrument, Interest Rate Floor     1.00%      
Payment for Debt Extinguishment or Debt Prepayment Cost 50,000,000.0          
Repayments of Debt $ 1,300,000          
Asset Coverage Ratio 1.25          
Second Lien Facility Interest Rate     9.25%      
Second Lien Facility [Member] | Year 1 [Domain]            
Debt Disclosure [Line Items]            
Prepayment Premium     10200.00%      
Year 2 [Domain] | Year 1 [Domain]            
Debt Disclosure [Line Items]            
Prepayment Premium     10100.00%