FAIR VALUE MEASUREMENTS AND FINANCIAL INSTRUMENTS - Foreign Currency Exchange Contracts, Narrative (Details) - Not Designated as Hedging Instrument - Foreign currency exchange contracts - USD ($)	3 Months Ended
Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Aggregate notional amounts	$ 436,000,000
Fair value, derivative liability	11,000,000		$ 8,000,000
Fair value, derivative, included in other current liabilities	11,000,000		11,000,000
Fair value, derivative, included in prepaid expenses and other current assets	0		$ 3,000,000
Net change in fair value, loss	2,000,000	$ 5,000,000
Loss related to settlements during period	$ 9,000,000	$ 0

Fair value of liability associated with financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset.

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Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.

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Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments.

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Amount of realized and unrealized loss of derivative instruments not designated or qualifying as hedging instruments.

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Nominal or face amount used to calculate payment on derivative.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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