Goodwill and Intangible Assets (Schedule of Other Intangible Asset Balances) (Details) - USD ($) $ in Millions		Jun. 30, 2022	Dec. 31, 2021
Finite Lived and Indefinite Lived Intangible Assets by Major Class [Line Items]
Gross		$ 375	$ 375
Accumulated Amortization		(220)	(216)
Net		155	159
Customer Relationships [Member]
Finite Lived and Indefinite Lived Intangible Assets by Major Class [Line Items]
Gross		173	173
Accumulated Amortization		(172)	(172)
Developed Technology [Member]
Finite Lived and Indefinite Lived Intangible Assets by Major Class [Line Items]
Gross		25	25
Accumulated Amortization		(15)	(12)
Net		10	13
Other [Member]
Finite Lived and Indefinite Lived Intangible Assets by Major Class [Line Items]
Gross		37	37
Accumulated Amortization		(33)	(32)
Net		4	5
Trade Names [Member]
Finite Lived and Indefinite Lived Intangible Assets by Major Class [Line Items]
Gross	[1]	141	141
Net	[1]	$ 141	$ 141

[1] Not subject to amortization.