(Schedule of Unrecognized Tax Benefits Rollforward) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Tax Disclosure [Abstract]
Balance at January 1	$ (166)	$ (143)	$ (166)
(Additions) reductions for tax positions related to current year	(7)	(13)	(10)
(Additions) for tax positions related to prior years	(10)	(23)	(10)
Reductions for tax positions related to prior years	3	1	30
Settlements	1	10	13
Expiration of statutes of limitations	1	1	1
Unrecognized Tax Benefits, Increase Resulting from Foreign Currency Translation	1	1	1
Balance at December 31	$ (177)	$ (166)	$ (143)