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BORROWINGS Part 1 (Details) Schedule of Long-term Debt Instruments - USD ($) $ in Millions | 6 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2018 | Sep. 30, 2018 | Dec. 31, 2017
Debt Instrument [Line Items] |  |  |  |
Total Borrowings |  |  | $ 6,626 | $ 6,540
Borrowings due within one year |  |  | 728 | 393
Long-term borrowings |  |  | 5,898 | 6,147
5.5% notes due November 2019 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term Debt |  |  | $ 250 | 250
Debt Instrument, Interest Rate, Stated Percentage |  |  | 5.50% |
Debt Instrument, Maturity Date |  |  | Nov. 30, 2019 |
2.7% notes due January 2020 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term Debt |  |  | $ 798 | 797
Debt Instrument, Interest Rate, Stated Percentage |  |  | 2.70% |
Debt Instrument, Maturity Date |  |  | Jan. 31, 2020 |
4.5% notes due January 2021 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term Debt |  |  | $ 185 | 185
Debt Instrument, Interest Rate, Stated Percentage |  |  | 4.50% |
Debt Instrument, Maturity Date |  |  | Jan. 31, 2021 |
3.6% notes due August 2022 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term Debt |  |  | $ 739 | 738
Debt Instrument, Interest Rate, Stated Percentage |  |  | 3.60% |
Debt Instrument, Maturity Date |  |  | Aug. 31, 2022 |
1.5% notes due May 2023 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term Debt | [1] |  | $ 865 | 895
Debt Instrument, Interest Rate, Stated Percentage |  |  | 1.50% |
Debt Instrument, Maturity Date |  |  | May 31, 2023 |
7 1/4% debentures due January 2024 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term Debt |  |  | $ 198 | 197
Debt Instrument, Interest Rate, Stated Percentage |  |  | 7.25% |
Debt Instrument, Maturity Date |  |  | Jan. 31, 2024 |
7 5/8% debentures due June 2024 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term Debt |  |  | $ 43 | 43
Debt Instrument, Interest Rate, Stated Percentage |  |  | 7.625% |
Debt Instrument, Maturity Date |  |  | Jun. 30, 2024 |
3.8% notes due March 2025 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term Debt |  |  | $ 688 | 690
Debt Instrument, Interest Rate, Stated Percentage |  |  | 3.80% |
Debt Instrument, Maturity Date |  |  | Mar. 31, 2025 |
1.875% notes due 2026 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term Debt | [1] |  | $ 572 | 592
Debt Instrument, Interest Rate, Stated Percentage |  |  | 1.875% |
Debt Instrument, Maturity Date |  |  | Nov. 30, 2026 |
7.60% debentures due February 2027 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term Debt |  |  | $ 195 | 195
Debt Instrument, Interest Rate, Stated Percentage |  |  | 7.60% |
Debt Instrument, Maturity Date |  |  | Feb. 28, 2027 |
4.8% notes due September 2042 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term Debt |  |  | $ 493 | 493
Debt Instrument, Interest Rate, Stated Percentage |  |  | 4.80% |
Debt Instrument, Maturity Date |  |  | Sep. 30, 2042 |
4.65% notes due October 2044 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term Debt |  |  | $ 872 | 871
Debt Instrument, Interest Rate, Stated Percentage |  |  | 4.65% |
Debt Instrument, Maturity Date |  |  | Oct. 31, 2044 |
Commercial paper and short-term borrowings [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Borrowings due within one year |  |  | $ 727 | 389
Credit Facility |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term Debt |  |  | 0 | 200
Capital Lease Obligations [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term Debt |  |  | 1 | 5
Secured Debt [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Line of Credit Facility, Current Borrowing Capacity |  |  | 250 |
Line of Credit Facility, Maximum Month-end Outstanding Amount |  | $ 25 | $ 0 | $ 0
[1] | The carrying value of the euro-denominated 1.50% notes due May 2023 and 1.875% notes due November 2026 will fluctuate with changes in the euro exchange rate. The carrying value of these euro-denominated borrowings have been designated as non-derivative net investment hedges of a portion of the Company's net investments in euro functional-currency denominated subsidiaries to offset foreign currency fluctuations.

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