CONSOLIDATED STATEMENT OF INCOME (UNAUDITED) - USD ($) shares in Millions, $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Revenues
Interest income		$ 35,987	$ 32,647	$ 72,210	$ 62,042
Interest expense		22,494	18,747	45,210	34,794
Net interest income		13,493	13,900	27,000	27,248
Commissions and fees		2,662	2,132	5,386	4,498
Principal transactions		2,874	2,528	6,148	6,467
Administration and other fiduciary fees		1,046	989	2,083	1,885
Realized gains on sales of investments, net		23	49	138	121
Impairment losses on investments:
Impairment losses on investments		(17)	(71)	(47)	(157)
(Provision) releases for credit losses on AFS debt securities	[1]	(4)	1	(4)	0
Net impairment losses recognized in earnings		(21)	(70)	(51)	(157)
Other revenue		62	(92)	539	821
Total non-interest revenues		6,646	5,536	14,243	13,635
Total revenues, net of interest expense		20,139	19,436	41,243	40,883
Provisions for credit losses and for benefits and claims
Provision for credit losses on loans		2,359	1,761	4,781	3,498
Provision (release) for credit losses on HTM debt securities		(5)	(4)	5	(21)
Provision for credit losses on other assets		112	149	116	574
Policyholder benefits and claims		18	14	45	38
Provision (release) for credit losses on unfunded lending commitments		(8)	(96)	(106)	(290)
Total provisions for credit losses and for benefits and claims	[2]	2,476	1,824	4,841	3,799
Operating expenses
Compensation and benefits		6,888	7,388	14,561	14,926
Premises and equipment		597	595	1,182	1,193
Technology/communication		2,238	2,309	4,484	4,436
Advertising and marketing		280	361	508	692
Restructuring		36	0	261	0
Other operating		3,314	2,917	6,552	5,612
Total operating expenses		13,353	13,570	27,548	26,859
Income from continuing operations before income taxes		4,310	4,042	8,854	10,225
Provision for income taxes		1,047	1,090	2,183	2,621
Income from continuing operations		3,263	2,952	6,671	7,604
Discontinued operations
Income (loss) from discontinued operations		0	(1)	(1)	(2)
Benefit for income taxes		0	0	0	0
Income (loss) from discontinued operations, net of taxes		0	(1)	(1)	(2)
Net income before attribution to noncontrolling interests		3,263	2,951	6,670	7,602
Noncontrolling interests		46	36	82	81
Citigroup’s net income		$ 3,217	$ 2,915	$ 6,588	$ 7,521
Basic earnings per share
Income from continuing operations (in dollars per share)	[3]	$ 1.54	$ 1.34	$ 3.14	$ 3.55
Income from discontinued operations, net of taxes (in dollars per share)	[3]	0	0	0	0
Net income (in dollars per share)	[3]	$ 1.54	$ 1.34	$ 3.14	$ 3.54
Weighted-average common shares outstanding (in shares)		1,907.7	1,942.8	1,909.1	1,943.2
Diluted earnings per share
Income from continuing operations (in dollars per share)	[3]	$ 1.52	$ 1.33	$ 3.10	$ 3.52
Income (loss) from discontinued operations, net of taxes (in dollars per share)	[3]	0	0	0	0
Net income (in dollars per share)	[3]	$ 1.52	$ 1.33	$ 3.10	$ 3.52
Adjusted weighted-average diluted common shares outstanding (in shares)		1,945.7	1,968.6	1,944.4	1,966.3

[1] In accordance with ASC 326, which requires the provision for credit losses on AFS debt securities to be included in revenue.

[2] This total excludes the provision for credit losses on AFS debt securities, which is disclosed separately above.

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