ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (ROLLFORWARD TABLE) (Details) - USD ($) $ in Thousands	9 Months Ended
Sep. 30, 2018	Sep. 30, 2017
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance, value	$ 362,845
Ending balance, value	328,858
Accumulated Other Comprehensive Income (Loss)
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance, value	(102,304)	$ (126,964)
Other comprehensive income (loss) before reclassifications	(12,927)	34,117
Amounts reclassified from accumulated other comprehensive income (loss)	(10,742)	(11,046)
Net current period other comprehensive income (loss)	(23,669)	23,071
Ending balance, value	(125,973)	(103,893)
Foreign Currency Translation Adjustment
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance, value	(84,100)	(92,008)
Other comprehensive income (loss) before reclassifications	(27,921)	8,089
Net current period other comprehensive income (loss)	(27,921)	8,089
Ending balance, value	(112,021)	(83,919)
Derivative Valuation, Net of Tax
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance, value	(15,746)	(32,393)
Other comprehensive income (loss) before reclassifications	14,374	25,290
Amounts reclassified from accumulated other comprehensive income (loss)	(10,439)	(10,694)
Net current period other comprehensive income (loss)	3,935	14,596
Ending balance, value	(11,811)	(17,797)
Other Net of Tax
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance, value	(2,458)	(2,563)
Other comprehensive income (loss) before reclassifications	620	738
Amounts reclassified from accumulated other comprehensive income (loss)	(303)	(352)
Net current period other comprehensive income (loss)	317	386
Ending balance, value	$ (2,141)	$ (2,177)

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount after tax, before reclassification adjustments, of other comprehensive income (loss), attributable to parent.

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Amount after tax of other comprehensive income (loss) attributable to parent entity.

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