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DEFERRED INCOME TAXES - Expiry Dates of Tax Losses and AMT (Details)
$ in Millions
Dec. 31, 2024
USD ($)
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses, net $ 4,261
Not later than one year [member]  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses, net 219
Later than one year and not later than two years [member]  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses, net 4
Later than two years and not later than three years [member]  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses, net 172
Later than three years and not later than four years [member]  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses, net 74
Later than four years [Member]  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses, net 1,963
No maturity date [Member]  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses, net 1,829
Non-capital tax losses  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 4,943
Non-capital tax losses | BARBADOS  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 343
Non-capital tax losses | Canada  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 2,035
Non-capital tax losses | Chile  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 1,131
Non-capital tax losses | Peru  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 150
Non-capital tax losses | Tanzania  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 973
Non-capital tax losses | UNITED KINGDOM  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 164
Non-capital tax losses | All other countries [Member]  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 147
Non-capital tax losses | Not later than one year [member]  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 219
Non-capital tax losses | Not later than one year [member] | BARBADOS  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 218
Non-capital tax losses | Not later than one year [member] | Canada  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | Not later than one year [member] | Chile  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | Not later than one year [member] | Peru  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | Not later than one year [member] | Tanzania  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | Not later than one year [member] | UNITED KINGDOM  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | Not later than one year [member] | All other countries [Member]  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 1
Non-capital tax losses | Later than one year and not later than two years [member]  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 4
Non-capital tax losses | Later than one year and not later than two years [member] | BARBADOS  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 2
Non-capital tax losses | Later than one year and not later than two years [member] | Canada  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 1
Non-capital tax losses | Later than one year and not later than two years [member] | Chile  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | Later than one year and not later than two years [member] | Peru  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | Later than one year and not later than two years [member] | Tanzania  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | Later than one year and not later than two years [member] | UNITED KINGDOM  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | Later than one year and not later than two years [member] | All other countries [Member]  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 1
Non-capital tax losses | Later than two years and not later than three years [member]  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 172
Non-capital tax losses | Later than two years and not later than three years [member] | BARBADOS  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 119
Non-capital tax losses | Later than two years and not later than three years [member] | Canada  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 1
Non-capital tax losses | Later than two years and not later than three years [member] | Chile  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | Later than two years and not later than three years [member] | Peru  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | Later than two years and not later than three years [member] | Tanzania  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | Later than two years and not later than three years [member] | UNITED KINGDOM  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | Later than two years and not later than three years [member] | All other countries [Member]  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 52
Non-capital tax losses | Later than three years and not later than four years [member]  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 74
Non-capital tax losses | Later than three years and not later than four years [member] | BARBADOS  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 2
Non-capital tax losses | Later than three years and not later than four years [member] | Canada  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 72
Non-capital tax losses | Later than three years and not later than four years [member] | Chile  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | Later than three years and not later than four years [member] | Peru  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | Later than three years and not later than four years [member] | Tanzania  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | Later than three years and not later than four years [member] | UNITED KINGDOM  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | Later than three years and not later than four years [member] | All other countries [Member]  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | Later than four years [Member]  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 1,963
Non-capital tax losses | Later than four years [Member] | BARBADOS  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 2
Non-capital tax losses | Later than four years [Member] | Canada  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 1,961
Non-capital tax losses | Later than four years [Member] | Chile  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | Later than four years [Member] | Peru  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | Later than four years [Member] | Tanzania  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | Later than four years [Member] | UNITED KINGDOM  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | Later than four years [Member] | All other countries [Member]  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | No maturity date [Member]  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 2,511
Non-capital tax losses | No maturity date [Member] | BARBADOS  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | No maturity date [Member] | Canada  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 0
Non-capital tax losses | No maturity date [Member] | Chile  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 1,131
Non-capital tax losses | No maturity date [Member] | Peru  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 150
Non-capital tax losses | No maturity date [Member] | Tanzania  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 973
Non-capital tax losses | No maturity date [Member] | UNITED KINGDOM  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised 164
Non-capital tax losses | No maturity date [Member] | All other countries [Member]  
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]  
Unused tax losses for which no deferred tax asset recognised $ 93