NEW ACCOUNTING STANDARDS (Details) - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Deferred income taxes	$ 136	$ 155
Other current liabilities	1,016	866
Deferred credits and other	2,119	2,062
Retained earnings	13,673	11,130
Other noncontrolling interests	$ 1,541	1,856
Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Accounts receivable – trade, net		(1)
Due from unconsolidated affiliates – noncurrent		(6)
Deferred income taxes		4
Other current liabilities		4
Deferred credits and other		2
Retained earnings		(7)
Other noncontrolling interests		$ (2)