Equity-Based Compensation - Schedule of Equity Compensation Expense (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total equity compensation expense	$ (3,601)	$ 3,198
Operating Expense [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total equity compensation expense	(1,751)	1,357
Selling. General and Administrative Expenses [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total equity compensation expense	$ (1,850)	$ 1,841