Variable Interest Entities - Schedule of the Impact of Qualifying LIHTC Investments (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Low income housing tax credits
Variable Interest Entity [Line Items]
Amortization of qualifying investments	$ 17	$ 15
Tax credits and Other tax benefits related to qualifying investments	(20)	(17)
Other tax benefits related to qualifying LIHTC investments
Variable Interest Entity [Line Items]
Tax credits and Other tax benefits related to qualifying investments	$ (2)	$ (2)