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Prepetition Revolving Credit Facility, Senior Notes and Exit Debt - Additional Information (Detail) - USD ($)
4 Months Ended 12 Months Ended
Oct. 02, 2018
Apr. 23, 2021
Dec. 31, 2020
Dec. 31, 2021
Jan. 31, 2021
Jan. 22, 2021
Apr. 28, 2020
Apr. 26, 2020
Debt Instrument [Line Items]                
Borrowings outstanding     $ 436,000,000          
Contractual interest expense not recorded   $ 35,390,000 98,027,000          
Write-off of deferred arrangement fees and unamortized discount and debt issuance costs   1,793,000 27,552,000          
Accrued interest     47,636,000          
Unamortized premium       $ 800,000        
Debt issuance costs       $ 3,300,000        
Senior Notes [Member]                
Debt Instrument [Line Items]                
Contractual interest expense not recorded     76,700,000          
Write-off of deferred arrangement fees and unamortized discount and debt issuance costs     23,700,000          
Accrued interest   44,900,000            
Pre-tax gain on extinguishment of debt   1,100,000,000            
Revolving Credit Agreement [Member]                
Debt Instrument [Line Items]                
Borrowings outstanding           $ 950,000,000.0    
Prepetition Revolving Credit Facility [Member]                
Debt Instrument [Line Items]                
Credit facility, maturity Oct. 02, 2023              
Amount available for general purposes $ 950,000,000.0           $ 442,000,000.0 $ 950,000,000.0
Credit facility, term 5 years              
Borrowings outstanding         $ 442,000,000.0     $ 436,000,000.0
Contractual interest expense not recorded     21,300,000          
Write-off of deferred arrangement fees and unamortized discount and debt issuance costs     $ 3,900,000          
Claims settled in cash   279,600,000            
Aggregate amount of rollover debt   $ 200,000,000.0            
Prepetition Revolving Credit Facility [Member] | Financial Letter of Credit [Member]                
Debt Instrument [Line Items]                
Borrowings outstanding         $ 6,000,000.0