Consolidated Statement of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Statement of Comprehensive Income [Abstract]
Net income	$ 1,722	$ 1,524	$ 4,659	$ 4,597
Other Comprehensive Income (Loss)
Changes in unrealized gains (losses) on investment securities available-for-sale	1,297	(1,881)	1,048	(1,036)
Changes in unrealized gains (losses) on derivative hedges	460	(349)	8	(610)
Foreign currency translation	12	3	16	21
Changes in unrealized gains (losses) on retirement plans	0	(1)	0	0
Reclassification to earnings of realized (gains) losses	328	170	736	475
Income taxes related to other comprehensive income (loss)	(535)	521	(458)	302
Total other comprehensive income (loss)	1,562	(1,537)	1,350	(848)
Comprehensive income (loss)	3,284	(13)	6,009	3,749
Comprehensive (income) loss attributable to noncontrolling interests	(8)	(1)	(23)	(15)
Comprehensive income (loss) attributable to U.S. Bancorp	$ 3,276	$ (14)	$ 5,986	$ 3,734