Goodwill and Intangible Assets, Net - Components of Intangible Assets with Definite Lives (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Finite Lived Intangible Assets [Line Items]
Weighted Average Remaining Life (in years)	2 years 8 months 12 days
Gross Carrying Amount	$ 221	$ 219
Accumulated Amortization	(208)	(198)
Intangible assets with definite lives, net	$ 13	21
Trade Names and Trademarks
Finite Lived Intangible Assets [Line Items]
Weighted Average Remaining Life (in years)	10 months 24 days
Gross Carrying Amount	$ 48	47
Accumulated Amortization	(45)	(40)
Intangible assets with definite lives, net	$ 3	7
Customer Lists and Supplier Relationships
Finite Lived Intangible Assets [Line Items]
Weighted Average Remaining Life (in years)	3 years 9 months 18 days
Gross Carrying Amount	$ 97	95
Accumulated Amortization	(90)	(87)
Intangible assets with definite lives, net	$ 7	8
Subscriber Relationships
Finite Lived Intangible Assets [Line Items]
Weighted Average Remaining Life (in years)	2 years 3 months 18 days
Gross Carrying Amount	$ 34	34
Accumulated Amortization	(33)	(33)
Intangible assets with definite lives, net	$ 1	1
Technology and Other
Finite Lived Intangible Assets [Line Items]
Weighted Average Remaining Life (in years)	1 year 9 months 18 days
Gross Carrying Amount	$ 42	43
Accumulated Amortization	(40)	(38)
Intangible assets with definite lives, net	$ 2	$ 5