Consolidated Statement of Cash Flows - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Operating Activities
Net income attributable to U.S. Bancorp	$ 3,440	$ 5,428
Adjustments to reconcile net income to net cash provided by operating activities
Provision for credit losses	3,365	1,109
Depreciation and amortization of premises and equipment	264	248
Amortization of intangibles	129	124
(Gain) loss on sale of loans held for sale	(1,613)	(504)
(Gain) loss on sale of securities and other assets	(274)	(351)
Loans originated for sale, net of repayments	(46,456)	(24,795)
Proceeds from sales of loans held for sale	45,469	23,146
Other, net	461	546
Net cash provided by operating activities	4,785	4,951
Investing Activities
Proceeds from sales of available-for-sale investment securities	13,920	5,776
Proceeds from maturities of held-to-maturity investment securities		6,256
Proceeds from maturities of available-for-sale investment securities	24,992	7,885
Purchases of held-to-maturity investment securities		(6,701)
Purchases of available-for-sale investment securities	(48,481)	(20,383)
Net increase in loans outstanding	(3,915)	(8,411)
Proceeds from sales of loans	1,429	1,604
Purchases of loans	(9,561)	(2,818)
Net decrease (increase) in securities purchased under agreements to resell	732	(3,687)
Other, net	(966)	(892)
Net cash used in investing activities	(21,850)	(21,371)
Financing Activities
Net increase in deposits	51,301	14,240
Net (decrease) increase in short-term borrowings	(10,000)	440
Proceeds from issuance of long-term debt	14,282	7,968
Principal payments or redemption of long-term debt	(13,088)	(8,225)
Proceeds from issuance of common stock	11	51
Repurchase of common stock	(1,660)	(2,232)
Cash dividends paid on preferred stock	(222)	(223)
Cash dividends paid on common stock	(1,917)	(1,780)
Net cash provided by financing activities	38,707	10,239
Change in cash and due from banks	21,642	(6,181)
Cash and due from banks at beginning of period	22,405	21,453
Cash and due from banks at end of period	$ 44,047	$ 15,272