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OTHER LIABILITIES, INCLUDING EMPLOYEE BENEFITS (Schedule of FV of Financial Assets for Pension Plans) (Details) - USD ($) $ in Millions | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | --- | ---
Domestic Plan [Member] |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | $ 1,433 | $ 1,588 | $ 1,329
Domestic Plan [Member] | Global equity |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 291 | 404 |
NAV | 291 | 404 |
Domestic Plan [Member] | Fixed income securities |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 144 | 154 |
NAV | 144 | 154 |
Domestic Plan [Member] | Global fixed income securities |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 108 | 115 |
NAV | 108 | 115 |
Domestic Plan [Member] | Real estate property |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 55 | 50 |
NAV | 55 | 50 |
Domestic Plan [Member] | Emerging markets equity |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 71 | 87 |
NAV | 71 | 87 |
Domestic Plan [Member] | U.S. small-cap equity |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 54 | 67 |
NAV | 54 | 67 |
Domestic Plan [Member] | International small-cap equity |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 47 | 72 |
NAV | 47 | 72 |
Domestic Plan [Member] | U.S. real estate securities |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 41 | 45 |
NAV | 41 | 45 |
Domestic Plan [Member] | Short-term investments |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 15 | 12 |
NAV | 15 | 12 |
Domestic Plan [Member] | Government bonds |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 224 | 208 |
NAV | 0 | 0 |
Domestic Plan [Member] | Corporate bonds |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 211 | 168 |
NAV | 0 | 0 |
Domestic Plan [Member] | Global large-cap equity securities [Domain] |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 94 | 119 |
NAV | 0 | 0 |
Domestic Plan [Member] | Private equity investments |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 15 | 20 |
NAV | 15 | 20 |
Domestic Plan [Member] | Other investments |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 61 | 62 |
NAV | 0 | 0 |
Domestic Plan [Member] | Total investments |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 1,431 | 1,583 |
NAV | 841 | 1,026 |
Domestic Plan [Member] | Cash and receivables |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 32 | 21 |
Domestic Plan [Member] | Payables |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | (30) | (16) |
Domestic Plan [Member] | Level 1 | Global equity |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 1 | Fixed income securities |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 1 | Global fixed income securities |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 1 | Real estate property |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 1 | Emerging markets equity |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 1 | U.S. small-cap equity |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 1 | International small-cap equity |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 1 | U.S. real estate securities |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 1 | Short-term investments |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 1 | Government bonds |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 1 | Corporate bonds |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 1 | Global large-cap equity securities [Domain] |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 94 | 119 |
Domestic Plan [Member] | Level 1 | Private equity investments |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 1 | Other investments |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 16 | 19 |
Domestic Plan [Member] | Level 1 | Total investments |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 110 | 138 |
Domestic Plan [Member] | Level 2 | Global equity |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 2 | Fixed income securities |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 2 | Global fixed income securities |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 2 | Real estate property |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 2 | Emerging markets equity |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 2 | U.S. small-cap equity |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 2 | International small-cap equity |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 2 | U.S. real estate securities |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 2 | Short-term investments |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 2 | Government bonds |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 224 | 208 |
Domestic Plan [Member] | Level 2 | Corporate bonds |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 211 | 168 |
Domestic Plan [Member] | Level 2 | Global large-cap equity securities [Domain] |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 2 | Private equity investments |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 2 | Other investments |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 45 | 43 |
Domestic Plan [Member] | Level 2 | Total investments |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 480 | 419 |
Domestic Plan [Member] | Level 3 | Global equity |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 3 | Fixed income securities |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 3 | Global fixed income securities |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 3 | Real estate property |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 3 | Emerging markets equity |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 3 | U.S. small-cap equity |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 3 | International small-cap equity |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 3 | U.S. real estate securities |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 3 | Short-term investments |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 3 | Government bonds |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 3 | Corporate bonds |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 3 | Global large-cap equity securities [Domain] |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 3 | Private equity investments |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 3 | Other investments |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Domestic Plan [Member] | Level 3 | Total investments |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Foreign Plan [Member] |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 238 | 269 | $ 284
Foreign Plan [Member] | Total investments |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 164 | 175 |
Foreign Plan [Member] | Common Stock |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 72 | 78 |
Foreign Plan [Member] | Government bonds |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 72 | 81 |
Foreign Plan [Member] | Mutual funds |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 20 | 16 |
Foreign Plan [Member] | Cash and receivables |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 75 | 94 |
Foreign Plan [Member] | Payables |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | (1) |  |
Foreign Plan [Member] | Level 1 | Total investments |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 164 | 175 |
Foreign Plan [Member] | Level 1 | Common Stock |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 72 | 78 |
Foreign Plan [Member] | Level 1 | Government bonds |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 72 | 81 |
Foreign Plan [Member] | Level 1 | Mutual funds |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 20 | 16 |
Foreign Plan [Member] | Level 2 | Total investments |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Foreign Plan [Member] | Level 2 | Common Stock |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Foreign Plan [Member] | Level 2 | Government bonds |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Foreign Plan [Member] | Level 2 | Mutual funds |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Foreign Plan [Member] | Level 3 | Total investments |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Foreign Plan [Member] | Level 3 | Common Stock |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Foreign Plan [Member] | Level 3 | Government bonds |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | 0 | 0 |
Foreign Plan [Member] | Level 3 | Mutual funds |  |  |
Fair value of plan assets measurement [Line items] |  |  |
Total pension plan net assets | $ 0 | $ 0 |

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