Segments - Additional Information (Detail)	3 Months Ended
	Mar. 31, 2017 USD ($) segment	Mar. 31, 2016 USD ($)	[1]
Segment Reporting Information [Line Items]
Number of reportable segments | segment	2
Revenues, net	$ 520,433,000	$ 414,262,000
Intersegment Eliminations
Segment Reporting Information [Line Items]
Revenues, net	$ 0

[1] Reflects the impact of the Company's adoption of Accounting Standards Update 2016-09, Compensation-Stock Compensation (Topic 718): Improvements to Employee Share-Based Payment Accounting, to simplify several aspects of the accounting for share-based compensation, including the income tax consequences.