Consolidated Statement of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2016	Mar. 31, 2015
Statement of Comprehensive Income [Abstract]
Net income	$ 1,401	$ 1,444
Other Comprehensive Income (Loss)
Changes in unrealized gains and losses on securities available-for-sale	488	208
Other-than-temporary impairment not recognized in earnings on securities available-for-sale	(2)
Changes in unrealized gains and losses on derivative hedges	(96)	(28)
Foreign currency translation	(16)	17
Reclassification to earnings of realized gains and losses	76	99
Income taxes related to other comprehensive income (loss)	(175)	(114)
Total other comprehensive income (loss)	275	182
Comprehensive income	1,676	1,626
Comprehensive (income) loss attributable to noncontrolling interests	(15)	(13)
Comprehensive income attributable to U.S. Bancorp	$ 1,661	$ 1,613

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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