NEW ACCOUNTING STANDARDS (Details) - USD ($) $ in Millions	Mar. 31, 2020	Jan. 01, 2020	Dec. 31, 2019	[1]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Accounts receivable – trade, net	$ 1,222		$ 1,261
Due from unconsolidated affiliates - noncurrent	592		742
Deferred income tax assets	265		155
Other current liabilities	990		866
Deferred credits and other	2,136		2,048
Retained earnings	11,577		11,130
Other noncontrolling interests	$ 1,978		$ 1,856
Cumulative Effect, Period Of Adoption, Adjustment [Member] | Accounting Standards Update 2016-13 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Accounts receivable – trade, net		$ (1)
Due from unconsolidated affiliates - noncurrent		(6)
Deferred income tax assets		4
Other current liabilities		4
Deferred credits and other		2
Retained earnings		(7)
Other noncontrolling interests		$ (2)

[1] Derived from audited financial statements.