Revenue Recognition - Schedule of Changes in Contract Balances Due to Adoption of New Accounting Standards (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Dec. 31, 2019
Revenue From Contract With Customer [Abstract]
Contract assets	$ 151,558	$ 142,337
Contract liabilities	(29,318)	(37,413)
Net contract assets (liabilities)	122,240	$ 104,924
Change in contract assets	9,221
Change in contract liabilities	8,095
Change in net contract assets (liabilities)	$ 17,316
Percentage of change in contract assets	6.50%
Percentage of change in contract liabilities	(21.60%)
Percentage of change in net contract assets (liabilities)	16.50%