ACCUMULATED OTHER COMPREHENSIVE LOSS - Reclassified AOCI (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other operating income (expense), net	$ (5,070)	$ 1,653	$ (9,474)	$ 19,247
Interest expense	(11,265)	(10,421)	(34,292)	(28,457)
Income tax expense	(2,811)	(720)	(13,114)	(7,416)
Net loss from accumulated other comprehensive income	$ (110,512)	$ 9,498	(188,963)	(17,378)
Amount reclassified from accumulated other comprehensive income (loss)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net loss from accumulated other comprehensive income			13,874	5,519
Cash flow hedges, parent | Amount reclassified from accumulated other comprehensive income (loss)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Income tax expense			(755)	557
Cash flow hedges, parent | Amount reclassified from accumulated other comprehensive income (loss) | Foreign currency exchange contracts
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other operating income (expense), net			2,322	(2,568)
Cash flow hedges, parent | Amount reclassified from accumulated other comprehensive income (loss) | Realized loss on foreign currency option contracts
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other operating income (expense), net			1,177	(15)
Cash flow hedges, parent | Amount reclassified from accumulated other comprehensive income (loss) | Interest rate swaps
Accumulated Other Comprehensive Income (Loss) [Line Items]
Interest expense			11,935	6,951
Cash flow hedges, noncontrolling interest | Amount reclassified from accumulated other comprehensive income (loss)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Comprehensive (loss) income attributable to noncontrolling interests			$ (805)	$ 594