ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (ROLLFORWARD TABLE) (DETAILS) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance, value	$ 440,817	$ 463,250	$ 473,482
Ending balance, value	361,895	440,817	463,250
Accumulated Other Comprehensive Income (Loss)
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance, value	(101,365)	(52,274)	(20,586)
Other comprehensive income (loss) before reclassifications	(7,668)	(57,807)	(34,848)
Amounts reclassified from accumulated other comprehensive income (loss)	(17,931)	8,716	3,160
Net current period other comprehensive income (loss)	(25,599)	(49,091)	(31,688)
Ending balance, value	(126,964)	(101,365)	(52,274)
Foreign Currency Translation Adjustment
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance, value	(71,196)	(33,352)	(10,581)
Other comprehensive income (loss) before reclassifications	(20,812)	(37,844)	(22,771)
Net current period other comprehensive income (loss)	(20,812)	(37,844)	(22,771)
Ending balance, value	(92,008)	(71,196)	(33,352)
Derivative Valuation, Net of Tax
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance, value	(26,885)	(18,345)	(8,352)
Other comprehensive income (loss) before reclassifications	11,242	(16,349)	(12,121)
Amounts reclassified from accumulated other comprehensive income (loss)	(16,750)	7,809	2,128
Net current period other comprehensive income (loss)	(5,508)	(8,540)	(9,993)
Ending balance, value	(32,393)	(26,885)	(18,345)
Other, Net of Tax
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance, value	(3,284)	(577)	(1,653)
Other comprehensive income (loss) before reclassifications	1,902	(3,614)	44
Amounts reclassified from accumulated other comprehensive income (loss)	(1,181)	907	1,032
Net current period other comprehensive income (loss)	721	(2,707)	1,076
Ending balance, value	$ (2,563)	$ (3,284)	$ (577)