v3.26.1
Earnings Per Common Share - Computation of Basic and Diluted Earnings Per Common Share (Details) - USD ($)
$ / shares in Units, $ in Millions
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Income (loss) from continuing operations, net of tax $ 2,181 $ 1,404
Income (loss) from discontinued operations, net of tax (7) 0
Net income 2,174 1,404
Dividends and undistributed earnings allocated to participating securities (20) (22)
Preferred stock dividends (73) (57)
Discount on redeemed preferred stock 0  
Preferred Stock Redemption Discount   0
Net income available to common stockholders $ 2,081 $ 1,325
Total weighted-average basic common shares outstanding (in shares) 622,500,000 383,100,000
Effect of dilutive securities:    
Stock options (in shares) 0.0 200,000
Other contingently issuable shares (in shares) 900,000 700,000
Total effect of dilutive securities (in shares) 900,000 900,000
Total weighted-average diluted common shares outstanding (in shares) 623,400,000 384,000,000.0
Basic earnings per common share:    
Net income (loss) from continuing operations (in dollars per share) $ 3.35 $ 3.46
Net loss from discontinued operations (in dollars per share) (0.01) 0.00
Net income per basic common share (in dollars per share) 3.34 3.46
Diluted earnings per common share:    
Net income (loss) from continuing operations (in dollars per share) 3.35 3.45
Net loss from discontinued operations (in dollars per share) (0.01) 0.00
Net income (loss) per diluted common share (in dollars per share) $ 3.34 $ 3.45
Award    
Diluted earnings per common share:    
Anti-dilutive options excluded from the computation of diluted earnings per share (in shares) 0 0
Stock options    
Diluted earnings per common share:    
Anti-dilutive options excluded from the computation of diluted earnings per share (in shares) 0 0