Goodwill and Other Intangible Assets, Other Intangible Assets (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Other Intangible Assets [Abstract]
Finite-lived intangible assets, gross carrying amount	$ 78	$ 718
Finite-lived intangible assets, accumulated amortization	32	172
Indefinite-lived intangible assets, gross carrying amount	63	64
Total other intangible assets, gross carrying amount	141	782
Total other intangible assets, accumulated amortization	32	172
Amortization Expense [Abstract]
Amortization expense	3	61	$ 45
Estimated amortization expense in 2022	3
Customer relationships
Other Intangible Assets [Abstract]
Finite-lived intangible assets, gross carrying amount	59	647
Finite-lived intangible assets, accumulated amortization	17	111
Other
Other Intangible Assets [Abstract]
Finite-lived intangible assets, gross carrying amount	19	71
Finite-lived intangible assets, accumulated amortization	$ 15	$ 61