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NON-FINANCIAL ASSETS AND LIABILITIES (Details 5) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
IfrsStatementLineItems [Line Items] |  |  |  |  |
Increases for incorporation | [1] | $ 295 |  |  |
Provisions For Contingencies [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Provisions, beginning |  | 106 | 103 |  | $ 139
Increases |  | 5 | 16 |  | 21
Increases for incorporation | [2] |  |  |  |
Decreases |  | (1) |  |  | (1)
Gain on monetary position net |  | (2) |  |  | (15)
Reversal of unused amounts |  | (1) | (13) | [3] | (8)
Provisions, ending |  | 107 | 106 |  | 103
Reclasification liabilities associated to assets classified as held for sale |  |  |  |  | (33)
Asset Retirement Obligation [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Provisions, beginning |  | 21 | 21 |  | 22
Increases |  | 6 | 3 |  | 2
Increases for incorporation | [2] | 1 |  |  |
Decreases |  |  | (1) |  |
Gain on monetary position net |  |  |  |  |
Reversal of unused amounts |  | (1) | (2) | [3] | (3)
Provisions, ending |  | 27 | 21 |  | 21
Reclasification liabilities associated to assets classified as held for sale |  |  |  |  |
Environmental Remediations [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Provisions, beginning |  | 18 | 3 |  | 3
Increases |  |  | 15 |  |
Increases for incorporation | [2] |  |  |  |
Decreases |  | (1) |  |  |
Gain on monetary position net |  |  |  |  |
Reversal of unused amounts |  |  |  | [3] |
Provisions, ending |  | $ 17 | $ 18 |  | 3
Reclasification liabilities associated to assets classified as held for sale |  |  |  |  |
[1] | See Notes 5.1.3 and 5.1.5.
[2] | See Note 5.1.3.
[3] | Includes recovery of US$ 12.5 million related to waive the timely granted dispatch of Las Armas Wind Farm (see Note 2.1.2.3).

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