Consolidated Statements of Condition (Parenthetical) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Fair value	$ 9,060	$ 5,780
Preferred stock, par	$ 0.01	$ 0.01
Preferred stock, shares authorized	5,000,000	5,000,000
Preferred stock, Series A shares issued	515,000	515,000
Preferred stock, Series A shares outstanding	515,000	515,000
Common stock, par	$ 0.01	$ 0.01
Common stock, shares authorized	900,000,000	900,000,000
Common stock, shares issued	705,429,386	490,439,070
Common stock, shares outstanding	681,217,334	465,015,643
Treasury stock, shares	24,212,052	25,423,427
Net unrealized gain (loss) on securities available for sale, tax	$ 240	$ 17
Net unrealized loss on pension and post-retirement obligations, tax	18	12
Cash flow hedges tax component	(20)	3
Asset pledged as collateral
Fair value	$ 434	$ 1,168