ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance			$ (291,756)	$ (225,928)	$ (225,928)
Other comprehensive income (loss) before reclassifications			43,394		(72,732)
Amounts reclassified from accumulated other comprehensive loss			4,201		6,904
Other comprehensive income (loss), net of tax	$ 34,420	$ (30,126)	47,595	(11,409)	(65,828)
Ending balance	(244,161)		(244,161)		(291,756)
Foreign Currency Translation Adjustments, Net [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance			(172,650)	(107,810)	(107,810)
Other comprehensive income (loss) before reclassifications			43,901		(64,840)
Amounts reclassified from accumulated other comprehensive loss			0		0
Other comprehensive income (loss), net of tax			43,901		(64,840)
Ending balance	(128,749)		(128,749)		(172,650)
Total Pension and Postretirment Adjustments, Net [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance			(119,106)	$ (118,118)	(118,118)
Other comprehensive income (loss) before reclassifications			(507)		(7,892)
Amounts reclassified from accumulated other comprehensive loss			4,201		6,904
Other comprehensive income (loss), net of tax			3,694		(988)
Ending balance	$ (115,412)		$ (115,412)		$ (119,106)