v3.26.1
Earnings per common share - Computations of Diluted Earnings Per Common Share (Detail) - USD ($)
$ / shares in Units, shares in Thousands, $ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Earnings Per Share [Abstract]        
Net income available to common equity $ 783 $ 681 $ 1,404 $ 1,229
Less: Income attributable to unvested stock-based compensation awards (2) (2) (3) (3)
Net income available to common shareholders $ 781 $ 679 $ 1,401 $ 1,226
Adjusted weighted-average shares outstanding:        
Common shares outstanding (including common stock issuable) and unvested stock-based compensation awards (in shares) 146,200 159,559 147,835 162,025
Less: Unvested stock-based compensation awards (in shares) (309) (338) (286) (324)
Plus: Incremental shares from assumed conversion of stock-based compensation awards (in shares) 867 784 875 810
Adjusted weighted-average shares outstanding (in shares) 146,758 160,005 148,424 162,511
Diluted earnings per common share (in USD per share) $ 5.32 $ 4.24 $ 9.44 $ 7.55