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, 2012	$ 40,267	$ 21	$ 4,769	$ 8,201	$ 34,720	$ (7,790)	$ (923)	$ 38,998	$ 1,269
Shares, Beginning Balance at Dec. 31, 2012		1,869
Net income (loss)	2,831
Net (income) loss attributable to noncontrolling interests	(81)								(81)
Net income attributable to U.S. Bancorp	2,912				2,912			2,912
Other comprehensive income (loss)	(365)						(365)	(365)
Redemption of preferred stock	(500)		(500)	8	(8)			(500)
Preferred stock dividends	(128)				(128)			(128)
Common stock dividends	(789)				(789)			(789)
Issuance of preferred stock	487		487					487
Issuance of common and treasury stock	175			(119)		294		175
Issuance of common and treasury stock, shares		10
Purchase of treasury stock	(1,184)					(1,184)		(1,184)
Purchase of treasury stock, shares		(35)
Distributions to noncontrolling interests	(30)								(30)
Net other changes in noncontrolling interests	209								209
Stock option and restricted stock grants	77			77				77
Ending Balance at Jun. 30, 2013	41,050	21	4,756	8,167	36,707	(8,680)	(1,288)	39,683	1,367
Shares, Ending Balance at Jun. 30, 2013		1,844
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)	2,921
Net (income) loss attributable to noncontrolling interests	29								29
Net income attributable to U.S. Bancorp	2,892				2,892			2,892
Other comprehensive income (loss)	389						389	389
Preferred stock dividends	(121)				(121)			(121)
Common stock dividends	(865)				(865)			(865)
Issuance of common and treasury stock	343			(14)		357		343
Issuance of common and treasury stock, shares		11
Purchase of treasury stock	(1,113)					(1,113)		(1,113)
Purchase of treasury stock, shares		(27)
Distributions to noncontrolling interests	(30)								(30)
Net other changes in noncontrolling interests	(7)								(7)
Stock option and restricted stock grants	62			62				62
Ending Balance at Jun. 30, 2014	$ 43,386	$ 21	$ 4,756	$ 8,264	$ 40,573	$ (10,232)	$ (682)	$ 42,700	$ 686
Shares, Ending Balance at Jun. 30, 2014		1,809