Goodwill and Intangible Assets - Schedule of Intangible Assets (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 106	$ 127
Accumulated Amortization	(92)	(96)
Net Carrying Amount	$ 14	$ 31
Weighted Average Remaining Life in Years	4 years 10 months 24 days	4 years 4 months 24 days
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 74	$ 86
Accumulated Amortization	(62)	(65)
Net Carrying Amount	$ 12	$ 21
Weighted Average Remaining Life in Years	5 years 7 months 6 days	5 years 6 months
Technology(1)
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 25	$ 33
Accumulated Amortization	(25)	(27)
Net Carrying Amount	$ 0	$ 6
Weighted Average Remaining Life in Years	2 years 1 month 6 days	1 year 4 months 24 days
Trade name
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 7	$ 8
Accumulated Amortization	(5)	(4)
Net Carrying Amount	$ 2	$ 4
Weighted Average Remaining Life in Years	1 year 7 months 6 days	2 years 7 months 6 days