CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Statement of Financial Position [Abstract]
Securities available for sale, amortized cost	$ 87,047	$ 94,871
Allowance for Credit Losses	(3)	(1)
Loans Held-for-sale, Fair Value Disclosure	$ 191	$ 1,000
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized	50,000,000	50,000,000
Preferred stock, shares issued	4,975,000	4,975,000
Preferred stock, shares outstanding	4,975,000	4,975,000
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	1,000,000,000	1,000,000,000
Common stock, shares issued	690,334,422	685,057,944
Common stock, shares outstanding	381,318,702	413,858,537
Treasury stock, par value (in dollars per share)	$ 0.01	$ 0.01
Treasury stock, shares	309,015,720	271,199,407