Consolidated Statement of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Operating Activities
Net income attributable to U.S. Bancorp	$ 1,557	$ 2,280
Adjustments to reconcile net income to net cash provided by operating activities
Provision for credit losses	112	(827)
Depreciation and amortization of premises and equipment	85	84
Amortization of intangibles	47	38
(Gain) loss on sale of loans held for sale	62	(213)
(Gain) loss on sale of securities and other assets	(42)	(66)
Loans originated for sale, net of repayments	(9,827)	(20,928)
Proceeds from sales of loans held for sale	13,874	20,397
Other, net	2,609	172
Net cash provided by operating activities	8,477	937
Investing Activities
Proceeds from sales of available-for-sale investment securities	12,527	1,062
Proceeds from maturities of held-to-maturity investment securities	1,173
Proceeds from maturities of available-for-sale investment securities	5,498	12,550
Purchases of held-to-maturity investment securities	(2,932)
Purchases of available-for-sale investment securities	(15,989)	(36,182)
Net (increase) decrease in loans outstanding	(7,278)	3,562
Proceeds from sales of loans	1,309	1,062
Purchases of loans	(1,073)	(1,600)
Net increase in securities purchased under agreements to resell	(147)	(26)
Other, net	(452)	106
Net cash used in investing activities	(7,364)	(19,466)
Financing Activities
Net increase in deposits	5,463	3,991
Net increase in short-term borrowings	9,246	332
Proceeds from issuance of long-term debt	2,153	69
Principal payments or redemption of long-term debt	(1,118)	(3,830)
Proceeds from issuance of preferred stock	437	730
Proceeds from issuance of common stock	15	17
Repurchase of preferred stock	(1,100)	(500)
Repurchase of common stock	(54)	(646)
Cash dividends paid on preferred stock	(70)	(76)
Cash dividends paid on common stock	(687)	(637)
Net cash provided by (used in) financing activities	14,285	(550)
Change in cash and due from banks	15,398	(19,079)
Cash and due from banks at beginning of period	28,905	62,580
Cash and due from banks at end of period	$ 44,303	$ 43,501