LOSS ON ASSETS HELD FOR SALE (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Disposal group
Loss on sale	$ 571	$ 0	$ 571	$ 0
Total assets	39,865		39,865		$ 41,369
Conga Mill | Held for sale or disposed of by sale, not discontinued operations
Disposal group
Cash proceeds	68		68
Deposit received included in other current liabilities	17		17		$ 0
Assets carrying value included in property, plant and mine development, net	593		593
Loss on sale	571		571
Total assets	$ 900		$ 900