Investments In and Advances To Affiliates (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Investments in and Advances to Affiliates [Line Items]
Revenue	$ 2,852	$ 2,635
Operating margin (loss)	530	664
Gain (Loss) on Disposition of Business	$ 1	(5)
Equity Method Investment, Ownership Percentage	10.00%
Income (Loss) from Equity Method Investments	$ (33)	(30)
Contributions and loans to equity affiliates	93	64
Minority Owned Affiliates [Member]
Investments in and Advances to Affiliates [Line Items]
Revenue	302	506
Operating margin (loss)	(214)	32
Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest	$ (254)	(17)
sPower [Member]
Investments in and Advances to Affiliates [Line Items]
Business Combination, Consideration Transferred		$ 77