Income Taxes - Schedule of Provision for Income Taxes from Operations (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Current taxes
Federal	$ 2,216	$ 5,047	$ 3,291
State	(1,112)	(1,680)	238
Foreign	10,203	12,536	24,027
Total current taxes	11,307	15,903	27,556
Deferred taxes and other
Federal	(24,411)	(7,287)	(3,975)
State	(1,723)	564	(147)
Foreign	4,079	4,821	(5,297)
Total deferred taxes and other	(22,055)	(1,902)	(9,419)
Income tax provision (benefit)	$ (10,748)	$ 14,001	$ 18,137