Related Party Transactions - Summary of Related Party Transactions (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Related Party Transaction [Line Items]
Revenue	$ (272,194)	$ (280,683)
Chief Executive Officer and a Director
Related Party Transaction [Line Items]
Revenue	(920)	(1,300)
Revenue (contra)	1,540	2,100
Total related party transaction impact to revenue	620	800
Cost of revenue	90	150
Total related party transaction expense, net	$ 710	$ 950