COMPREHENSIVE INCOME (LOSS) - Schedule of Comprehensive Loss Income (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Equity [Abstract]
Net income	$ 4,998	$ 4,825	$ 13,382	$ 7,031
Foreign currency translation adjustment	7,166	(234)	(17,227)	585
Change in unrealized gain on derivatives, net of tax	209	219	420	414
Pension liability adjustment, net of tax	(48)	(58)	7	(73)
Comprehensive income (loss)	$ 12,325	$ 4,752	$ (3,418)	$ 7,957