CONSOLIDATED STATEMENT OF INCOME - USD ($) shares in Millions, $ in Millions		3 Months Ended
		Mar. 31, 2016	Mar. 31, 2015
Revenues
Interest revenue		$ 14,167	$ 14,600
Interest expense		2,940	3,028
Net interest revenue		11,227	11,572
Commissions and fees		2,463	3,170
Principal transactions		1,840	1,971
Administration and other fiduciary fees		811	962
Realized gains on sales of investments, net		186	307
Other-than-temporary impairment losses on investments
Gross impairment losses		(465)	(72)
Less: Impairments recognized in AOCI		0	0
Net impairment losses recognized in earnings		(465)	(72)
Insurance premiums		264	497
Other revenue		1,229	1,329
Total non-interest revenues		6,328	8,164
Total revenues, net of interest expense		17,555	19,736
Provisions for credit losses and for benefits and claims
Provision for loan losses		1,886	1,755
Policyholder benefits and claims		88	197
Provision (release) for unfunded lending commitments		71	(37)
Total provisions for credit losses and for benefits and claims		2,045	1,915
Operating expenses
Compensation and benefits		5,556	5,520
Premises and equipment		651	709
Technology/communication		1,649	1,600
Advertising and marketing		390	392
Other operating		2,277	2,663
Total operating expenses		10,523	10,884
Income from continuing operations before income taxes		4,987	6,937
Provision for income taxes		1,479	2,120
Income from continuing operations		3,508	4,817
Discontinued operations
Loss from discontinued operations		(3)	(8)
Gain on sale		0	0
Benefit for income taxes		(1)	(3)
Loss from discontinued operations, net of taxes		(2)	(5)
Net income before attribution of noncontrolling interests		3,506	4,812
Noncontrolling interests		5	42
Citigroup’s net income		$ 3,501	$ 4,770
Basic earnings per share
Income from continuing operations (in dollars per share)	[1]	$ 1.11	$ 1.51
Income (loss) from discontinued operations, net of taxes (in dollars per share)	[1]	0.00	0.00
Net income (in dollars per share)	[1]	$ 1.10	$ 1.51
Weighted average common shares outstanding (in shares)		2,943.0	3,034.2
Diluted earnings per share
Income from continuing operations (in dollars per share)	[1]	$ 1.11	$ 1.51
Income (loss) from discontinued operations, net of taxes (in dollars per share)	[1]	0.00	0.00
Net income (in dollars per share)	[1]	$ 1.10	$ 1.51
Adjusted weighted average common shares outstanding (in shares)		2,943.1	3,039.3

[1] Due to rounding, earnings per share on continuing operations and discontinued operations may not sum to earnings per share on net income.