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FAIR VALUE MEASUREMENTS - Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - Recurring fair value measurement - USD ($)
$ in Millions
Dec. 31, 2022
Dec. 31, 2021
Disclosure of fair value measurement of assets [line items]    
Financial assets, at fair value $ 359 $ 709
Quoted Prices in Active Markets for Identical Assets (Level 1)    
Disclosure of fair value measurement of assets [line items]    
Financial assets, at fair value 112 414
Significant Other Observable Inputs (Level 2)    
Disclosure of fair value measurement of assets [line items]    
Financial assets, at fair value 247 295
Significant Unobservable Inputs (Level 3)    
Disclosure of fair value measurement of assets [line items]    
Financial assets, at fair value 0 0
Other investments [Member]    
Disclosure of fair value measurement of assets [line items]    
Financial assets, at fair value 112 414
Other investments [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1)    
Disclosure of fair value measurement of assets [line items]    
Financial assets, at fair value 112 414
Other investments [Member] | Significant Other Observable Inputs (Level 2)    
Disclosure of fair value measurement of assets [line items]    
Financial assets, at fair value 0 0
Other investments [Member] | Significant Unobservable Inputs (Level 3)    
Disclosure of fair value measurement of assets [line items]    
Financial assets, at fair value 0 0
Derivatives    
Disclosure of fair value measurement of assets [line items]    
Financial assets, at fair value 59 53
Derivatives | Quoted Prices in Active Markets for Identical Assets (Level 1)    
Disclosure of fair value measurement of assets [line items]    
Financial assets, at fair value 0 0
Derivatives | Significant Other Observable Inputs (Level 2)    
Disclosure of fair value measurement of assets [line items]    
Financial assets, at fair value 59 53
Derivatives | Significant Unobservable Inputs (Level 3)    
Disclosure of fair value measurement of assets [line items]    
Financial assets, at fair value 0 0
Receivables from provisional copper and gold sales [Member]    
Disclosure of fair value measurement of assets [line items]    
Financial assets, at fair value 188 242
Receivables from provisional copper and gold sales [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1)    
Disclosure of fair value measurement of assets [line items]    
Financial assets, at fair value 0 0
Receivables from provisional copper and gold sales [Member] | Significant Other Observable Inputs (Level 2)    
Disclosure of fair value measurement of assets [line items]    
Financial assets, at fair value 188 242
Receivables from provisional copper and gold sales [Member] | Significant Unobservable Inputs (Level 3)    
Disclosure of fair value measurement of assets [line items]    
Financial assets, at fair value $ 0 $ 0