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COMMITMENTS (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Unconditional Purchase Obligations (Excluding Capital Stock Redemptions) [Abstract] |  |  |
Unrecorded Unconditional Purchase Obligation, Purchases | $ 2,900 |  |
Unrecorded Unconditional Purchase Obligation, Term | 30 years |  |
Leases, Operating [Abstract] |  |  |
Operating Lease Commitments Cancelable Noncancelable | $ 270 |  |
Lessee, Operating Lease, Term of Contract | 40 years |  |
Rental expense, net of sublease income | $ 94 | $ 90 | $ 79
Other Commitment, Fiscal Year Maturity [Abstract] |  |  |
2018 | 1,152 |  |
2019 | 842 |  |
2020 | 1,322 |  |
2021 | 792 |  |
2022 | 1,191 |  |
2023 and beyond | 8,730 |  |
Other Commitment | 14,029 |  |
Transfers and Servicing [Abstract] |  |  |
Receivable Sold Under Factoring Arrangement | 35 |  |
Guarantees [Abstract] |  |  |
Operating Lease Residual Value Guarantees | $ 71 |  |
Guarantor Obligations, Term | 30 |  |
Maximum potential future payment, other guarantees | $ 35 |  |
Debt Securities [Member] |  |  |
Other Commitment, Fiscal Year Maturity [Abstract] |  |  |
2018 | 0 |  |
2019 | 250 |  |
2020 | 797 |  |
2021 | 185 |  |
2022 | 738 |  |
2023 and beyond | 3,976 |  |
Other Commitment | 5,946 |  |
Revolving Credit Facility [Member] |  |  |
Other Commitment, Fiscal Year Maturity [Abstract] |  |  |
2018 | 393 |  |
2019 | 1 |  |
2020 | 0 |  |
2021 | 200 |  |
2022 | 0 |  |
2023 and beyond | 0 |  |
Other Commitment | 594 |  |
Interest payable [Member] |  |  |
Other Commitment, Fiscal Year Maturity [Abstract] |  |  |
2018 | 228 |  |
2019 | 229 |  |
2020 | 207 |  |
2021 | 190 |  |
2022 | 178 |  |
2023 and beyond | 1,619 |  |
Other Commitment | 2,651 |  |
Obligations [Member] |  |  |
Other Commitment, Fiscal Year Maturity [Abstract] |  |  |
2018 | 230 |  |
2019 | 222 |  |
2020 | 184 |  |
2021 | 92 |  |
2022 | 160 |  |
2023 and beyond | 2,032 |  |
Other Commitment | 2,920 |  |
Operating leases [Member] |  |  |
Other Commitment, Fiscal Year Maturity [Abstract] |  |  |
2018 | 67 |  |
2019 | 55 |  |
2020 | 44 |  |
2021 | 34 |  |
2022 | 23 |  |
2023 and beyond | 47 |  |
Other Commitment | 270 |  |
Other Liabilities [Member] |  |  |
Other Commitment, Fiscal Year Maturity [Abstract] |  |  |
2018 | 234 |  |
2019 | 85 |  |
2020 | 90 |  |
2021 | 91 |  |
2022 | 92 |  |
2023 and beyond | 1,056 |  |
Other Commitment | $ 1,648 |  |
Real property |  |  |
Leases, Operating [Abstract] |  |  |
Percent of total lease commitments | 50.00% |  |
Railcars |  |  |
Leases, Operating [Abstract] |  |  |
Percent of total lease commitments | 40.00% |  |
Machinery and Equipment [Member] |  |  |
Leases, Operating [Abstract] |  |  |
Percent of total lease commitments | 10.00% |  |

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- Definition Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. + References No definition available. + Details
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- Definition Minimum amount of other commitment maturing in the next fiscal year following the latest fiscal year for commitments not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in this taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. + References No definition available. + Details
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- Definition Minimum amount of other commitment maturing in the third fiscal year following the latest fiscal year for commitments not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in this taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. + References No definition available. + Details
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