Equity-Based Compensation - Schedule of Equity Compensation Expense (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total equity compensation expense	$ 11,106	$ 22,152	$ 23,203
Operating Expense [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total equity compensation expense	4,076	7,387	7,049
Selling, General and Administrative Expenses [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total equity compensation expense	$ 7,030	$ 14,765	$ 16,154