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DERIVATIVE AND NON-DERIVATIVE FINANCIAL INSTRUMENTS Part 3 (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017 | Dec. 31, 2017
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Sales | $ 2,547 | $ 2,465 | $ 7,775 | $ 7,187 |
Cost of sales | 1,819 | 1,794 | 5,762 | 5,281 |
Net interest expense | 58 | 61 | 178 | 182 |
Amount After Tax of Gain (Loss) Recognized in Other Comprehensive Income On Derivatives, Effective Portion [Abstract] |  |  |  |  |
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax |  |  | 65 |  | $ 14
Other Comprehensive Income (Loss), Derivatives and Non-derivatives Qualifying as Hedges, before Tax [Abstract] |  |  |  |  |
Change in cumulative translation adjustment, before tax | (21) | 17 | (28) | 60 |
Summary of Derivative Instruments [Abstract] |  |  |  |  |
Monetized positions and mark to market in accumulated other comprehensive income before tax | (72) |  | (72) |  | $ (214)
Price Risk Cash Flow Hedge Unrealized Gain to be Reclassified During Next 12 Months | 51 |  | 51 |  |
Commodity Contract [Member] | Cash Flow Hedging [Member] |  |  |  |  |
Amount After Tax of Gain (Loss) Recognized in Other Comprehensive Income On Derivatives, Effective Portion [Abstract] |  |  |  |  |
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax | 28 | 49 | 57 | 42 |
Commodity Contract [Member] | Cash Flow Hedging [Member] | Cost of Sales [Member] |  |  |  |  |
Pre-tax Amount of Gain (Loss) reclassified From Accumulated Other Comprehensive Income Into Income (Effective Portion) [Abstract] |  |  |  |  |
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net | 8 | (15) | 3 | (42) |
Foreign Exchange Contract [Member] | Cash Flow Hedging [Member] |  |  |  |  |
Amount After Tax of Gain (Loss) Recognized in Other Comprehensive Income On Derivatives, Effective Portion [Abstract] |  |  |  |  |
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax | (2) | (12) | 5 | (42) |
Foreign Exchange Contract [Member] | Cash Flow Hedging [Member] | Sales [Member] |  |  |  |  |
Pre-tax Amount of Gain (Loss) reclassified From Accumulated Other Comprehensive Income Into Income (Effective Portion) [Abstract] |  |  |  |  |
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net | 7 | 6 | 18 | 28 |
Interest Rate Swap [Member] | Cash Flow Hedging [Member] |  |  |  |  |
Amount After Tax of Gain (Loss) Recognized in Other Comprehensive Income On Derivatives, Effective Portion [Abstract] |  |  |  |  |
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax | 1 | 0 | 3 | 2 |
Interest Rate Swap [Member] | Cash Flow Hedging [Member] | Net Interest Expense |  |  |  |  |
Pre-tax Amount of Gain (Loss) reclassified From Accumulated Other Comprehensive Income Into Income (Effective Portion) [Abstract] |  |  |  |  |
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net | (2) | (2) | (4) | (4) |
Interest Rate Contract [Member] | Fair Value Hedging [Member] |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Change in Unrealized Gain (Loss) on Hedged Item in Fair Value Hedge | 0 | (1) | 0 | (3) |
Interest Rate Contract [Member] | Fair Value Hedging [Member] | Net Interest Expense |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Gain (Loss) on Fair Value Hedges Recognized in Earnings | 0 | 1 | 0 | 3 |
Foreign Exchange [Member] | Net Investment Hedging [Member] |  |  |  |  |
Other Comprehensive Income (Loss), Derivatives and Non-derivatives Qualifying as Hedges, before Tax [Abstract] |  |  |  |  |
Change in cumulative translation adjustment, before tax | 12 | (49) | 51 | (158) |
Not Designated as Hedging Instrument [Member] |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net | 2 | (2) | (4) | 2 |
Cross Currency Interest Rate Contract [Member] | Net Investment Hedging [Member] |  |  |  |  |
Other Comprehensive Income (Loss), Derivatives and Non-derivatives Qualifying as Hedges, before Tax [Abstract] |  |  |  |  |
Change in cumulative translation adjustment, before tax | 3 | 0 | 18 | 0 |
AOCI, Derivative Qualifying as Hedge, Excluded Component | $ (1) | $ 0 | $ (12) | $ 0 |

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