Goodwill and Other Intangible Assets - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Finite-Lived Intangible Assets [Line Items]
Impairment charge			$ 31
Amortization of other intangible assets	$ 622	$ 388
Useful Life (Years)	15 years 1 month 6 days
Other intangible assets
Finite-Lived Intangible Assets [Line Items]
Amortization of other intangible assets	$ 622	$ 388	$ 311