ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (ROLLFORWARD TABLE) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance, value	$ 431,730	$ 352,849	$ 362,845
Ending balance, value	457,762	431,730	352,849
Accumulated Other Comprehensive Income (Loss)
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance, value	(106,234)	(124,596)	(102,304)
Other comprehensive income (loss) before reclassifications	13,059	21,645	(9,078)
Amounts reclassified from accumulated other comprehensive income (loss)	21,019	(3,283)	(13,214)
Net current period other comprehensive income (loss)	34,078	18,362	(22,292)
Ending balance, value	(72,156)	(106,234)	(124,596)
Foreign Currency Translation Adjustment
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance, value	(107,480)	(114,168)	(84,100)
Other comprehensive income (loss) before reclassifications	9,722	6,688	(30,068)
Amounts reclassified from accumulated other comprehensive income (loss)	19,619
Net current period other comprehensive income (loss)	29,341	6,688	(30,068)
Ending balance, value	(78,139)	(107,480)	(114,168)
Derivative Valuation, Net of Tax
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance, value	4,182	(8,278)	(15,746)
Other comprehensive income (loss) before reclassifications	2,321	15,545	20,278
Amounts reclassified from accumulated other comprehensive income (loss)	1,928	(3,085)	(12,810)
Net current period other comprehensive income (loss)	4,249	12,460	7,468
Ending balance, value	8,431	4,182	(8,278)
Other Net of Tax
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance, value	(2,936)	(2,150)	(2,458)
Other comprehensive income (loss) before reclassifications	1,016	(588)	712
Amounts reclassified from accumulated other comprehensive income (loss)	(528)	(198)	(404)
Net current period other comprehensive income (loss)	488	(786)	308
Ending balance, value	$ (2,448)	$ (2,936)	$ (2,150)