BUSINESS SEGMENTS INFORMATION (Product Revenue) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Product revenue [Line Items]
Revenues	$ 22,780	$ 22,845	$ 14,198
Treatment and refining charges included in copper concentrates revenues	(503)	(445)	(362)
Royalty Expense	(366)	(330)	(165)
Export Duties Expense	(325)	(218)	(92)
Revenue from Contract with Customer, Excluding Assessed Tax	23,271	22,422	13,894
Indonesia
Product revenue [Line Items]
Revenues	3,026	3,132	1,760
Indonesia | Disputes
Product revenue [Line Items]
Export Duties Expense	(18)
Copper in concentrate
Product revenue [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	9,650	8,705	4,294
Rod and other refined copper products
Product revenue [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	3,699	3,369	2,052
Purchased Copper [Member]
Product revenue [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	481	757	821
Copper Cathode
Product revenue [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	5,134	5,900	4,204
Gold
Product revenue [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	3,397	2,580	1,702
Molybdenum
Product revenue [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	1,416	1,283	848
Other
Product revenue [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	688	821	592
Derivatives Not Designated as Hedging Instruments | Sales [Member]
Product revenue [Line Items]
Embedded Derivative, Gain (Loss) on Embedded Derivative, Net	$ (491)	$ 423	$ 304