Long-Term Debt - Summary of Long-Term Debt, Net (Detail) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Debt Instrument [Line Items]
Long-term debt	$ 1,816,507	$ 1,557,883
Less discounts and debt issuance costs	(10,111)	(9,759)
Less current maturities	(15,505)	(65,505)
Total long-term debt, net	1,790,891	1,482,619
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Long-term debt	312,500	50,000
Less current maturities		(50,000)
Term B-5 Loans [Member]
Debt Instrument [Line Items]
Long-term debt	$ 1,504,007	$ 1,507,883