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DEBT - 2023 Senior Notes and Redemption of 2020 Senior Notes - Additional Information (Detail) - USD ($)
9 Months Ended
Apr. 16, 2015
Sep. 30, 2017
May 01, 2015
5.875% Senior Notes due 2023, unsecured | Unsecured Debt      
Debt Instrument [Line Items]      
Senior Notes issued amount $ 350,000,000    
Stated interest rate of senior notes 5.875%    
Redemption price (as a percent)   100.00%  
5.875% Senior Notes due 2023, unsecured | Senior Notes      
Debt Instrument [Line Items]      
Stated interest rate of senior notes   5.875%  
7.75% Senior Notes due 2020 | Unsecured Debt      
Debt Instrument [Line Items]      
Percentage of redemption price, principal amount of debt 105.813%    
7.75% Senior Notes due 2020 | Senior Notes      
Debt Instrument [Line Items]      
Stated interest rate of senior notes     7.75%