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DERIVATIVE AND NON-DERIVATIVE FINANCIAL INSTRUMENTS Part 2 (Details) € in Millions, $ in Millions | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2018 USD ($) | Jun. 30, 2018 EUR (€) | Dec. 31, 2017 USD ($) | Dec. 31, 2017 EUR (€)
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] |  |  |  |
Derivative Assets [Abstract] |  |  |  |
Derivative Asset, Fair Value, Gross Asset | $ 62 |  | $ 39 |
Derivative Liabilities [Abstract] |  |  |  |
Derivative Liability, Fair Value, Gross Liability | 21 |  | 52 |
Derivative, Fair Value, Net | 41 |  | (13) |
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Commodity Contract [Member] | Designated as Hedging Instrument [Member] | Other Current Assets [Member] |  |  |  |
Derivative Assets [Abstract] |  |  |  |
Cash Flow Hedge Derivative Instrument Assets at Fair Value | 22 |  | 9 |
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Commodity Contract [Member] | Designated as Hedging Instrument [Member] | Other Noncurrent Assets [Member] |  |  |  |
Derivative Assets [Abstract] |  |  |  |
Cash Flow Hedge Derivative Instrument Assets at Fair Value | 9 |  | 4 |
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Commodity Contract [Member] | Designated as Hedging Instrument [Member] | Other Current Liabilities [Member] |  |  |  |
Derivative Liabilities [Abstract] |  |  |  |
Cash Flow Hedge Derivative Instrument Liabilities at Fair Value | 10 |  | 28 |
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Commodity Contract [Member] | Designated as Hedging Instrument [Member] | Other Noncurrent Liabilities [Member] |  |  |  |
Derivative Liabilities [Abstract] |  |  |  |
Cash Flow Hedge Derivative Instrument Liabilities at Fair Value | 4 |  | 10 |
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Foreign Exchange Contract [Member] | Designated as Hedging Instrument [Member] | Other Current Assets [Member] |  |  |  |
Derivative Assets [Abstract] |  |  |  |
Cash Flow Hedge Derivative Instrument Assets at Fair Value | 22 |  | 23 |
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Foreign Exchange Contract [Member] | Designated as Hedging Instrument [Member] | Other Noncurrent Assets [Member] |  |  |  |
Derivative Assets [Abstract] |  |  |  |
Cash Flow Hedge Derivative Instrument Assets at Fair Value | 4 |  | 2 |
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Foreign Exchange Contract [Member] | Designated as Hedging Instrument [Member] | Other Current Liabilities [Member] |  |  |  |
Derivative Assets [Abstract] |  |  |  |
Cash Flow Hedge Derivative Instrument Assets at Fair Value | 1 |  | 6 |
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Foreign Exchange Contract [Member] | Designated as Hedging Instrument [Member] | Other Noncurrent Liabilities [Member] |  |  |  |
Derivative Assets [Abstract] |  |  |  |
Cash Flow Hedge Derivative Instrument Assets at Fair Value | 0 |  | 4 |
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Interest Rate Contract [Member] | Designated as Hedging Instrument [Member] | Other Current Assets [Member] |  |  |  |
Derivative Assets [Abstract] |  |  |  |
Fair Value Hedge Assets | 1 |  | 1 |
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Interest Rate Contract [Member] | Designated as Hedging Instrument [Member] | Other Noncurrent Liabilities [Member] |  |  |  |
Derivative Liabilities [Abstract] |  |  |  |
Fair Value Hedge Liabilities | 6 |  | 4 |
Net Investment Hedging [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Cross Currency Interest Rate Contract [Member] | Designated as Hedging Instrument [Member] | Other Noncurrent Assets [Member] |  |  |  |
Derivative Assets [Abstract] |  |  |  |
Derivative Instruments in Hedges, Net Investment in Foreign Operations, Assets, Fair Value | 4 |  | 0 |
Net Investment Hedging [Member] | Euro Member Countries, Euro | 1.50% Notes Due 2023 and 1.875% Notes Due 2026 [Member] | Designated as Hedging Instrument [Member] |  |  |  |
Non-Derivatives, Carrying Value [Abstract] |  |  |  |
Notional Amount of Nonderivative Instruments | 1,400 | € 1,241 | 1,500 | € 1,240
Fair Value Hedging [Member] | Interest Rate Contract [Member] |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |
Hedged Liability, Fair Value Hedge | 757 |  | 760 |
Derivative Liabilities [Abstract] |  |  |  |
Hedged Liability, Discontinued Fair Value Hedge, Cumulative Increase (Decrease) | 7 |  | 6 |
Hedged Liability, Fair Value Hedge, Cumulative Increase (Decrease) | $ (13) |  | $ (10) |

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