Goodwill and Other Intangible Assets (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Goodwill [Line Items]
Amortization of Intangible Assets	$ 69	$ 54	$ 45
Goodwill	1,177	1,061
Goodwill, Acquired During Period	340
Goodwill	$ 3,788	$ 3,672