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DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Notional Amounts Being Hedged and the Fair Value of those Derivative Instruments (Details) - USD ($) $ in Millions | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Foreign currency exchange contracts |  |
Derivative instruments and hedging activities |  |
Notional Amount | $ 14 |
Foreign currency exchange contracts | Accrued liabilities, current | Recurring | Level 2 |  |
Derivative instruments and hedging activities |  |
Derivative Liability, Current | 0 |
Foreign currency forward contracts |  |
Derivative instruments and hedging activities |  |
Notional Amount | 43 | $ 21
Foreign currency forward contracts | Accrued liabilities, current | Recurring | Level 2 |  |
Derivative instruments and hedging activities |  |
Derivative Liability, Current | 0 | (2)
Foreign currency forward contracts | Receivables | Recurring | Level 2 |  |
Derivative instruments and hedging activities |  |
Derivative Asset, Current | $ 0 |
Metals contracts |  |
Derivative instruments and hedging activities |  |
Notional Amount |  | 1
Metals contracts | Accrued liabilities, current | Recurring | Level 2 |  |
Derivative instruments and hedging activities |  |
Derivative Liability, Current |  | $ 0

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