Goodwill and Intangible Assets - Schedule of Goodwill (Details) - USD ($) $ in Millions	Mar. 31, 2025	Dec. 31, 2024
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill, less accumulated impairment losses of $2,405 and $2,405	$ 6,955	$ 6,955
Intangible assets, less accumulated amortization of $1,702 and $1,841	95	84
Goodwill, accumulated impairment losses	2,405	2,405
Intangible assets, accumulated amortization	$ 1,702	$ 1,841