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LONG-TERM DEBT - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended
May 11, 2021
Jun. 27, 2019
Mar. 31, 2021
Mar. 31, 2020
Debt Disclosure [Line Items]        
Amortization of deferred financing fees     $ 1.0 $ 0.7
8.500% Senior Secured Notes due 2029 | Subsequent Event        
Debt Disclosure [Line Items]        
Long-term debt, principal amount $ 400.0      
Gross proceeds from the sale of the senior secured notes 389.9      
2024 Notes | Subsequent Event        
Debt Disclosure [Line Items]        
Long-term debt, principal amount 338.1      
Long-term debt, debt issuance costs $ 18.5      
2024 Notes | Private Placement        
Debt Disclosure [Line Items]        
Long-term debt, principal amount   $ 385.0    
Gross proceeds from the sale of the senior secured notes   371.5    
Long-term debt, debt issuance costs   $ 7.0