COMPREHENSIVE INCOME (LOSS) - Schedule of Changes in Accumulated Other Comprehensive Income by Component (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2016 USD ($)
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	$ 751,443
Ending balance	823,427
Gain on Cash Flow Hedges
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	0
Other comprehensive (loss) income	9
Ending balance	9
Defined Benefit Pension Items
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	9
Other comprehensive (loss) income	(6)
Ending balance	3
Foreign Currency Items
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(47,911)
Other comprehensive (loss) income	7,589
Ending balance	(40,322)
Total
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(47,902)
Other comprehensive (loss) income	7,592
Ending balance	$ (40,310)