ACCUMULATED OTHER COMPREHENSIVE LOSS - Related Tax Effects of AOCI (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Accumulated Other Comprehensive Income (Loss) [Line Items]
Gross Amount	$ (9,221)	$ 12,102	$ (13,886)
Tax Effect	(3,045)	(2,898)	3,260
Other comprehensive income (loss) net of tax	(12,266)	9,204	(10,626)
Foreign Currency Translation Adjustments
Accumulated Other Comprehensive Income (Loss) [Line Items]
Gross Amount	(9,241)	10,607	(3,849)
Tax Effect	(2,923)	(2,919)	1,351
Other comprehensive income (loss) net of tax	(12,164)	7,688	(2,498)
Foreign Currency Hedge
Accumulated Other Comprehensive Income (Loss) [Line Items]
Gross Amount	658	(1,802)	481
Tax Effect	(162)	688	(181)
Other comprehensive income (loss) net of tax	496	(1,114)	300
Defined benefit pension plans
Accumulated Other Comprehensive Income (Loss) [Line Items]
Gross Amount	(638)	3,297	(10,518)
Tax Effect	40	(667)	2,090
Other comprehensive income (loss) net of tax	$ (598)	$ 2,630	$ (8,428)