Basis of Presentation (Narrative) (Details) - USD ($) $ in Millions	1 Months Ended	3 Months Ended		9 Months Ended
	Mar. 31, 2022	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022	Feb. 28, 2022
Debt Instrument [Line Items]
Investments		$ 89		$ 89		$ 77
Equity method investment		7	$ 7	11	$ 10
Royalty fee
Debt Instrument [Line Items]
Revenue		$ 53	$ 51	$ 139	127
Disposed of by Sale
Debt Instrument [Line Items]
Assets held for sale							$ 13
Gain on write down of assets held for sale					2
Amount of consideration received	$ 15
Restructuring and other related charges					$ 7