Consolidated Statement of Condition (Parenthetical) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Assets:
Investment securities held-to-maturity	$ 34,166	$ 41,906
Allowance for credit losses	193	174
Accumulated depreciation	$ 7,046	$ 6,461
Shareholders’ equity:
Preferred stock, no par value (in USD per share)	$ 0	$ 0
Preferred stock authorized (in shares)	3,500,000	3,500,000
Common stock, par value (in USD per share)	$ 1	$ 1
Common stock, shares authorized (in shares)	750,000,000	750,000,000
Common stock, shares issued (in shares)	503,879,642	503,879,642
Common stock, shares outstanding (in shares)	279,077,907	288,766,452
Treasury stock, shares (in shares)	224,801,735	215,113,190
Series G Preferred Stock
Shareholders’ equity:
Preferred stock, shares issued (in shares)	5,000
Preferred stock, shares outstanding (in shares)	5,000
Series I Preferred Stock
Shareholders’ equity:
Preferred stock, shares issued (in shares)	15,000	15,000
Preferred stock, shares outstanding (in shares)	15,000	15,000
Series J Preferred Stock
Shareholders’ equity:
Preferred stock, shares issued (in shares)	8,500	8,500
Preferred stock, shares outstanding (in shares)	8,500	8,500
Series K Preferred Stock
Shareholders’ equity:
Preferred stock, shares issued (in shares)	7,500	7,500
Preferred stock, shares outstanding (in shares)	7,500	7,500