INCOME TAXES (Provision for (benefit from) income taxes) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Current Income Tax Expense (Benefit), Continuing Operations [Abstract]
Federal	$ 0	$ 53	$ (23)
State	11	1	(3)
Foreign	2,460	816	462
Total current	2,471	764	482
Deferred income taxes:
Federal	184	(3)	(48)
State	4	(5)	(8)
Foreign	23	306	101
Total deferred	211	298	45
Adjustments	(193)	(37)	(12)
Operating loss carryforwards	(190)	(81)	(5)
Provision for income taxes	$ 2,299	944	510
Sale of investment, tax expense		(135)
Reserve for Taxes, Other than Income Taxes
Deferred income taxes:
Tax Cuts and Jobs Act of 2017, provisional income tax expense (benefit)			29
Timok, Lower Zone [Member]
Current Income Tax Expense (Benefit), Continuing Operations [Abstract]
Federal		$ 53	$ (53)