Consolidated Statement of Shareholders' Equity (Unaudited) (USD $) In Millions	Total	Common Stock [Member]	Preferred Stock [Member]	Capital Surplus [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total U.S. Bancorp Shareholders' Equity [Member]	Noncontrolling Interests [Member]
Beginning Balance at Dec. 31, 2013	$ 41,807	$ 21	$ 4,756	$ 8,216	$ 38,667	$ (9,476)	$ (1,071)	$ 41,113	$ 694
Shares, Beginning Balance at Dec. 31, 2013		1,825
Net income (loss)	1,412				1,397			1,397	15
Other comprehensive income (loss)	221						221	221
Preferred stock dividends	(60)				(60)			(60)
Common stock dividends	(420)				(420)			(420)
Issuance of common and treasury stock	245			(20)		265		245
Issuance of common and treasury stock, shares		8
Purchase of treasury stock	(482)					(482)		(482)
Purchase of treasury stock, shares		(12)
Distributions to noncontrolling interests	(15)								(15)
Net other changes in noncontrolling interests	(5)								(5)
Stock option and restricted stock grants	40			40				40
Ending Balance at Mar. 31, 2014	42,743	21	4,756	8,236	39,584	(9,693)	(850)	42,054	689
Shares, Ending Balance at Mar. 31, 2014		1,821
Beginning Balance at Dec. 31, 2014	44,168	21	4,756	8,313	42,530	(11,245)	(896)	43,479	689
Shares, Beginning Balance at Dec. 31, 2014		1,786
Net income (loss)	1,444				1,431			1,431	13
Other comprehensive income (loss)	182						182	182
Preferred stock dividends	(60)				(60)			(60)
Common stock dividends	(438)				(438)			(438)
Issuance of common and treasury stock	156			(43)		199		156
Issuance of common and treasury stock, shares		6
Purchase of treasury stock	(518)					(518)		(518)
Purchase of treasury stock, shares		(12)
Distributions to noncontrolling interests	(14)								(14)
Net other changes in noncontrolling interests	0							0
Stock option and restricted stock grants	45			45				45
Ending Balance at Mar. 31, 2015	$ 44,965	$ 21	$ 4,756	$ 8,315	$ 43,463	$ (11,564)	$ (714)	$ 44,277	$ 688
Shares, Ending Balance at Mar. 31, 2015		1,780