ACCUMULATED OTHER COMPREHENSIVE INCOME/(LOSS) (Reclassified AOCI) (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other operating income, net	$ 8,752	$ 5,904
Comprehensive income (loss) attributable to noncontrolling interest	(1,651)	3,749
Income tax (expense) benefit	(6,281)	781
Net (gain) loss from accumulated other comprehensive income	(288)		$ (1,510)
Reclassification out of Accumulated Other Comprehensive Income
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net (gain) loss from accumulated other comprehensive income	(404)	413
Cash flow hedges
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net (gain) loss from accumulated other comprehensive income	(404)		$ 583
Cash flow hedges | Reclassification out of Accumulated Other Comprehensive Income
Accumulated Other Comprehensive Income (Loss) [Line Items]
Comprehensive income (loss) attributable to noncontrolling interest	168	(314)
Income tax (expense) benefit	156	(161)
Cash flow hedges | Reclassification out of Accumulated Other Comprehensive Income | Foreign currency exchange contracts
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other operating income, net	(446)	334
Cash flow hedges | Reclassification out of Accumulated Other Comprehensive Income | Foreign currency option contracts
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other operating income, net	$ (282)	$ 554