Condensed Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2017	Mar. 31, 2016
Statement Of Income And Comprehensive Income [Abstract]
Net loss		$ (16,788)	$ (4,035)
Currency translation adjustment—net of tax	[1]	(28)	409
Net unrealized gain on derivatives—net of tax	[2]	(734)
Other comprehensive income (loss)—net of tax		(762)	409
Comprehensive loss		$ (17,550)	$ (3,626)

[1] Net of income tax (provision) benefit of $39 and $(271) for the three months ended March 31, 2017 and 2016, respectively.

[2] Net of income tax provision of $479 for the three months ended March 31, 2017.