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DISPOSITIONS AND ACQUISITIONS (Timok) (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Proceeds from sales of assets | $ 108 | $ 247 | $ 704 |
Disposed of by Sale, Discontinued Operations | Timok, Lower Zone [Member] |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Divestiture of Businesses, Deferred Payments Receivable |  |  |  | $ 150
Divestiture of Businesses, Deferred Payments Receivable, Demand Amount |  |  |  | 60
Disposed of by Sale, Discontinued Operations | Timok, Upper Zone [Member] |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Divestiture of Businesses, Contingent Consideration |  |  |  | $ 107
Proceeds from sales of assets | $ 12 | $ 50 | $ 45 |

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