Consolidated Statement of Cash Flows (Unaudited) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Operating Activities
Net income attributable to U.S. Bancorp	$ 2,892	$ 2,912
Adjustments to reconcile net income to net cash provided by operating activities
Provision for credit losses	630	765
Depreciation and amortization of premises and equipment	149	148
Amortization of intangibles	97	112
Provision for deferred income taxes	(35)	(106)
(Gain) loss on sale of loans held for sale	(347)	(874)
(Gain) loss on sale of securities and other assets	(303)	(26)
Loans originated for sale in the secondary market, net of repayments	(12,259)	(36,607)
Proceeds from sales of loans held for sale	12,864	40,097
Other, net	196	95
Net cash provided by operating activities	3,884	6,516
Investing Activities
Proceeds from sales of available-for-sale investment securities	361	679
Proceeds from maturities of held-to-maturity investment securities	4,912	4,688
Proceeds from maturities of available-for-sale investment securities	2,832	6,074
Purchases of held-to-maturity investment securities	(8,018)	(5,026)
Purchases of available-for-sale investment securities	(10,160)	(7,731)
Net increase in loans outstanding	(7,825)	(5,139)
Proceeds from sales of loans	500	533
Purchases of loans	(1,143)	(1,312)
Acquisitions, net of cash acquired	3,691
Other, net	338	(109)
Net cash used in investing activities	(14,512)	(7,343)
Financing Activities
Net increase in deposits	9,346	2,385
Net increase (decrease) in short-term borrowings	1,247	(123)
Proceeds from issuance of long-term debt	7,970	131
Principal payments or redemption of long-term debt	(2,089)	(1,374)
Proceeds from issuance of preferred stock		487
Proceeds from issuance of common stock	326	169
Redemption of preferred stock		(500)
Repurchase of common stock	(1,051)	(1,119)
Cash dividends paid on preferred stock	(121)	(133)
Cash dividends paid on common stock	(841)	(730)
Net cash provided by (used in) financing activities	14,787	(807)
Change in cash and due from banks	4,159	(1,634)
Cash and due from banks at beginning of period	8,477	8,252
Cash and due from banks at end of period	$ 12,636	$ 6,618