NONCONTROLLING INTERESTS Noncontrolling Interests (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Noncontrolling Interest [Line Items]
Balance at beginning of period			$ 570
Balance at end of period	$ 580	$ 560	580	$ 560
Dividends Paid to a Joint Venture Not Included in Distributions to NCI	8	7	8	7
Noncontrolling Interest [Member]
Noncontrolling Interest [Line Items]
Balance at beginning of period	560	555	570	553
Net income attributable to noncontrolling interests	31	8	46	27
Distributions to noncontrolling interests 1	(12)	(11)	(20)	(12)
Cumulative translation adjustments	1	8	(15)	(8)
Other	0	0	(1)	0
Balance at end of period	$ 580	$ 560	$ 580	$ 560