Consolidated Statement of Cash Flows (Unaudited) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Operating Activities
Net income attributable to U.S. Bancorp	$ 2,914	$ 2,892
Adjustments to reconcile net income to net cash provided by operating activities
Provision for credit losses	545	630
Depreciation and amortization of premises and equipment	154	149
Amortization of intangibles	86	97
(Gain) loss on sale of loans held for sale	(467)	(347)
(Gain) loss on sale of securities and other assets	(137)	(303)
Loans originated for sale in the secondary market, net of repayments	(21,688)	(12,259)
Proceeds from sales of loans held for sale	21,059	12,864
Other, net	931	161
Net cash provided by operating activities	3,397	3,884
Investing Activities
Proceeds from sales of available-for-sale investment securities	269	361
Proceeds from maturities of held-to-maturity investment securities	5,437	4,912
Proceeds from maturities of available-for-sale investment securities	6,709	2,832
Purchases of held-to-maturity investment securities	(6,723)	(8,018)
Purchases of available-for-sale investment securities	(8,153)	(10,160)
Net increase in loans outstanding	(4,416)	(7,825)
Proceeds from sales of loans	970	500
Purchases of loans	(1,080)	(1,143)
Acquisitions, net of cash acquired		3,691
Other, net	(1,137)	338
Net cash used in investing activities	(8,124)	(14,512)
Financing Activities
Net increase in deposits	14,115	9,346
Net increase (decrease) in short-term borrowings	(2,109)	1,247
Proceeds from issuance of long-term debt	3,382	7,970
Principal payments or redemption of long-term debt	(1,491)	(2,089)
Proceeds from issuance of common stock	188	326
Repurchase of common stock	(1,089)	(1,051)
Cash dividends paid on preferred stock	(121)	(121)
Cash dividends paid on common stock	(877)	(841)
Net cash provided by financing activities	11,998	14,787
Change in cash and due from banks	7,271	4,159
Cash and due from banks at beginning of period	10,654	8,477
Cash and due from banks at end of period	$ 17,925	$ 12,636