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NOTES PAYABLE, LONG-TERM DEBT AND AVAILABLE CREDIT FACILITIES Long-Term Debt (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021 | Dec. 31, 2021
Debt Instrument [Line Items] |  |  |  |  |
Finance lease obligations 2 | $ 826 |  | $ 826 |  |
Unamortized debt discount and issuance costs | (275) |  | (275) |  | $ (297)
Long-term debt due within one year 3 | (361) |  | (361) |  | (231)
Long-Term Debt | 13,065 |  | 13,065 |  | 14,280
Long Term Debt, Accumulated Fair Value Adjustment | 47 |  | 47 |  | $ 47
Long-term Debt, Maturities, Repayments of Principal, Remainder of Fiscal Year | 58 |  | 58 |  |
Long-Term Debt, Maturity, Year One | 388 |  | 388 |  |
Long-term Debt, Maturities, Repayments of Principal in Year Two | 81 |  | 81 |  |
Long-term Debt, Maturities, Repayments of Principal in Year Three | 386 |  | 386 |  |
Long-term Debt, Maturities, Repayments of Principal in Year Four | 78 |  | 78 |  |
Long-term Debt, Maturities, Repayments of Principal in Year Five | 1,113 |  | 1,113 |  |
Gain (Loss) on Extinguishment of Debt | (8) | $ (102) | (8) | $ (102) |
Repayments of Long-term Debt |  |  | $ 121 | 120 |
Three Point Six Two Five Percent Notes Due May 2026 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Repayments of Debt | $ 750 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 3.625% |  | 3.625% |  |
3.625 Percent Notes Due May 2026 | Sundry Income (Expense), Net [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Gain (Loss) on Extinguishment of Debt | $ 8 |  |  |  |
InterNotes redeemed [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Notes Issued |  |  | $ 49 | 68 |
Repayments of Notes Payable |  |  |  | 18 |
Long-term Debt Repayment - Variable Interest Entity |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Repayments of Debt |  |  |  | 13 |
InterNotes Redeemed, Various Maturities |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Repayments of Notes Payable |  |  |  | $ 204 |
InterNotes Redeemed, Various Maturities | Sundry Income (Expense), Net [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Gain (Loss) on Extinguishment of Debt |  | 1 |  |  |
Three Point One Five Percent Notes Due 2024 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Repayments of Debt |  | $ 208 |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 3.15% |  | 3.15% |
Three Point Five Percent Notes Due 2024 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Repayments of Debt |  | $ 811 |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 3.50% |  | 3.50% |
3.15 Percent Notes Due 2024 and 3.50 Percent Notes Due 2024 | Sundry Income (Expense), Net [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Gain (Loss) on Extinguishment of Debt |  | $ 101 |  |  |
Loans Payable [Member] | Promissory Notes and Debentures, Final Maturity, Current Year [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Long-term Debt, Weighted Average Interest Rate, at Point in Time | 0.00% |  | 0.00% |  | 8.64%
Long-term Debt, Gross | $ 0 |  | $ 0 |  | $ 121
Loans Payable [Member] | Promissory Notes and Debentures, Final Maturity, Year One [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Long-term Debt, Weighted Average Interest Rate, at Point in Time | 7.63% |  | 7.63% |  | 7.63%
Long-term Debt, Gross | $ 250 |  | $ 250 |  | $ 250
Loans Payable [Member] | Promissory Notes and Debentures, Final Maturity, Year Three [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Long-term Debt, Weighted Average Interest Rate, at Point in Time | 5.63% |  | 5.63% |  | 5.63%
Long-term Debt, Gross | $ 333 |  | $ 333 |  | $ 333
Loans Payable [Member] | Promissory Notes and Debentures, Final Maturity, Year Four [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Long-term Debt, Weighted Average Interest Rate, at Point in Time | 0.00% |  | 0.00% |  | 3.63%
Long-term Debt, Gross | $ 0 |  | $ 0 |  | $ 750
Loans Payable [Member] | Promissory Notes and Debentures, Final Maturity, Year Six and Thereafter [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Long-term Debt, Weighted Average Interest Rate, at Point in Time | 5.15% |  | 5.15% |  | 5.15%
Long-term Debt, Gross | $ 9,364 |  | $ 9,364 |  | $ 9,363
Loans Payable [Member] | Foreign Currency Loans [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Long-term Debt, Weighted Average Interest Rate, at Point in Time | 1.16% |  | 1.16% |  | 1.17%
Long-term Debt, Gross | $ 2,492 |  | $ 2,492 |  | $ 2,730
Medium-term Notes [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Long-term Debt, Weighted Average Interest Rate, at Point in Time | 3.44% |  | 3.44% |  | 3.37%
Long-term Debt, Gross | $ 436 |  | $ 436 |  | $ 392
Finance Leases [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Finance lease obligations 2 | $ 826 |  | $ 826 |  | $ 869

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