ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) - Reclassified AOCI (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other operating income, net	$ 21,685	$ 4,533	$ (1,140)
Interest expense	(38,768)	(31,716)	(32,066)
Income tax expense	(7,009)	(12,940)	(25,236)
Net loss (gain) on cash flow hedges reclassified from accumulated other comprehensive income	(29,784)	(67,678)	$ (117,330)
Amount reclassified from accumulated other comprehensive (loss) income
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net loss (gain) on cash flow hedges reclassified from accumulated other comprehensive income	9,498	(1,624)
Cash flow hedges, parent | Amount reclassified from accumulated other comprehensive (loss) income
Accumulated Other Comprehensive Income (Loss) [Line Items]
Income tax expense	495	(262)
Cash flow hedges, parent | Amount reclassified from accumulated other comprehensive (loss) income | Foreign currency exchange contracts
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other operating income, net	(2,324)	1,246
Cash flow hedges, parent | Amount reclassified from accumulated other comprehensive (loss) income | Foreign currency option contracts
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other operating income, net	30	(33)
Cash flow hedges, parent | Amount reclassified from accumulated other comprehensive (loss) income | Interest rate swaps
Accumulated Other Comprehensive Income (Loss) [Line Items]
Interest expense	10,769	(2,296)
Cash flow hedges, noncontrolling interest | Amount reclassified from accumulated other comprehensive (loss) income
Accumulated Other Comprehensive Income (Loss) [Line Items]
Less: Comprehensive loss (income) attributable to noncontrolling interest in consolidated affiliates	$ 528	$ (279)