Goodwill, Customer Relationships and Other Intangible Assets - Additional Information (Details) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)	Jun. 30, 2024 USD ($) reporting_unit	Jun. 30, 2023 USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]
Number of reporting units | reporting_unit			1
Intangible assets, gross (including goodwill)	$ 9,000		$ 9,000
Amortization of intangible assets	$ 12	$ 16	$ 25	$ 33
Minimum | Measurement Input, Revenue Multiple
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill Impairment, Measurement Input		1.5		1.5
Goodwill [Line Items]
Goodwill Impairment, Measurement Input		1.5		1.5
Minimum | Measurement Input, EBITDA Multiple
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill Impairment, Measurement Input		4.6		4.6
Goodwill [Line Items]
Goodwill Impairment, Measurement Input		4.6		4.6
Maximum | Measurement Input, Revenue Multiple
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill Impairment, Measurement Input		4.3		4.3
Goodwill [Line Items]
Goodwill Impairment, Measurement Input		4.3		4.3
Maximum | Measurement Input, EBITDA Multiple
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill Impairment, Measurement Input		10.5		10.5
Goodwill [Line Items]
Goodwill Impairment, Measurement Input		10.5		10.5