Earnings Per Common Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Earnings Per Share [Abstract]
Net income	$ 764	$ 644
Less:
Preferred stock dividends	(58)	(46)
Dividends and undistributed earnings allocated to participating securities	(1)	(1)
Net income available to common shareholders, basic	705	597
Net income available to common shareholders, diluted	$ 705	$ 597
Average common shares outstanding (In thousands):
Basic average common shares (in shares)	278,434	288,562
Effect of dilutive securities: equity-based awards (in shares)	4,440	4,154
Diluted average common shares (in shares)	282,874	292,716
Anti-dilutive securities (in shares)	0	0
Earnings per common share:
Basic (in USD per share)	$ 2.53	$ 2.07
Diluted (in USD per share)	$ 2.49	$ 2.04