DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES - Balance Sheet Location (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Derivatives, Fair Value [Line Items]
Derivative assets	$ 8,057	$ 3,788
Derivative liabilities	(64,633)	(11,904)
Other current assets
Derivatives, Fair Value [Line Items]
Derivative assets	6,494	575
Other assets
Derivatives, Fair Value [Line Items]
Derivative assets	1,563	3,213
Other current liabilities
Derivatives, Fair Value [Line Items]
Derivative liabilities	(11)	(806)
Other non-current liabilities
Derivatives, Fair Value [Line Items]
Derivative liabilities	(64,622)	(11,098)
Designated as Hedging Instrument | Derivatives designated as cash flow hedges | Foreign currency exchange contracts | Other current assets
Derivatives, Fair Value [Line Items]
Derivative assets	4,968	424
Designated as Hedging Instrument | Derivatives designated as cash flow hedges | Foreign currency exchange contracts | Other assets
Derivatives, Fair Value [Line Items]
Derivative assets	1,050	390
Designated as Hedging Instrument | Derivatives designated as cash flow hedges | Foreign currency exchange contracts | Other current liabilities
Derivatives, Fair Value [Line Items]
Derivative liabilities	0	(172)
Designated as Hedging Instrument | Derivatives designated as cash flow hedges | Foreign currency option contracts | Other current assets
Derivatives, Fair Value [Line Items]
Derivative assets	1,526	151
Designated as Hedging Instrument | Derivatives designated as cash flow hedges | Foreign currency option contracts | Other assets
Derivatives, Fair Value [Line Items]
Derivative assets	0	209
Designated as Hedging Instrument | Derivatives designated as cash flow hedges | Foreign currency option contracts | Other current liabilities
Derivatives, Fair Value [Line Items]
Derivative liabilities	(11)	(27)
Designated as Hedging Instrument | Derivatives designated as cash flow hedges | Foreign currency option contracts | Other non-current liabilities
Derivatives, Fair Value [Line Items]
Derivative liabilities	0	(30)
Designated as Hedging Instrument | Derivatives designated as cash flow hedges | Interest rate swaps | Other assets
Derivatives, Fair Value [Line Items]
Derivative assets	0	2,614
Designated as Hedging Instrument | Derivatives designated as cash flow hedges | Interest rate swaps | Other non-current liabilities
Derivatives, Fair Value [Line Items]
Derivative liabilities	(51,580)	(11,068)
Designated as Hedging Instrument | Derivatives designated as cash flow hedges | Forward-starting interest rate swaps | Other assets
Derivatives, Fair Value [Line Items]
Derivative assets	513	0
Designated as Hedging Instrument | Derivatives designated as cash flow hedges | Forward-starting interest rate swaps | Other non-current liabilities
Derivatives, Fair Value [Line Items]
Derivative liabilities	(13,042)	0
Derivative not designated as a hedging instrument | Carbon options | Other current liabilities
Derivatives, Fair Value [Line Items]
Derivative liabilities	$ 0	$ (607)