ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Reclassified AOCI) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other operating income, net	$ 5,499	$ 2,855	$ 20,867	$ 15,567
Comprehensive income (loss) attributable to noncontrolling interest	(3,649)	5,363	(11,808)	18,884
Income tax (expense) benefit	$ 779	$ (541)	2,274	(1,309)
Net loss from accumulated other comprehensive income			(2,502)		$ 7,687
Reclassification out of Accumulated Other Comprehensive Income
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net loss from accumulated other comprehensive income			223	3,312
Amount reclassified from accumulated other comprehensive income
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net loss from accumulated other comprehensive income			223		$ 4,400
Amount reclassified from accumulated other comprehensive income | Reclassification out of Accumulated Other Comprehensive Income
Accumulated Other Comprehensive Income (Loss) [Line Items]
Comprehensive income (loss) attributable to noncontrolling interest			(235)	(2,477)
Income tax (expense) benefit			(87)	(1,288)
Amount reclassified from accumulated other comprehensive income | Foreign currency exchange contracts | Reclassification out of Accumulated Other Comprehensive Income
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other operating income, net			43	3,928
Amount reclassified from accumulated other comprehensive income | Foreign currency option contracts | Reclassification out of Accumulated Other Comprehensive Income
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other operating income, net			$ 502	$ 3,149