CONSOLIDATED STATEMENT OF INCOME - USD ($) shares in Millions, $ in Millions		12 Months Ended
		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Revenues
Interest and Dividend Income, Operating		$ 133,258	$ 74,408	$ 50,475
Interest expense		78,358	25,740	7,981
Net interest income		54,900	48,668	42,494
Commissions and fees		8,905	9,175	13,672
Principal transactions		10,948	14,159	10,154
Administration and other fiduciary fees		3,781	3,784	3,943
Realized gains on sales of investments, net		188	67	665
Impairment losses on investments:
Impairment losses on investments		(323)	(499)	(206)
Provision for credit losses on AFS debt securities	[1]	(4)	5	(3)
Net impairment losses recognized in earnings		(327)	(494)	(209)
Other revenue		67	(21)	1,165
Total non-interest revenues		23,562	26,670	29,390
Total revenues, net of interest expense		78,462	75,338	71,884
Provisions for credit losses and for benefits and claims
Provision for credit losses on loans		7,786	4,745	(3,103)
Provision for credit losses on HTM debt securities		(24)	33	(3)
Provision for credit losses on other assets		1,762	76	0
Policyholder benefits and claims		87	94	116
Provision for credit losses on unfunded lending commitments		(425)	291	(788)
Total provisions for credit losses and for benefits and claims	[2]	9,186	5,239	(3,778)
Operating expenses
Compensation and benefits		29,232	26,655	25,134
Premises and equipment		2,508	2,320	2,314
Technology/communication		9,106	8,587	7,828
Advertising and marketing		1,393	1,556	1,490
Restructuring		781	0	0
Other operating		13,346	12,174	11,427
Total operating expenses		56,366	51,292	48,193
Income from continuing operations before income taxes		12,910	18,807	27,469
Provision (benefit) for income taxes		3,528	3,642	5,451
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest, Total		9,382	15,165	22,018
Discontinued operations
Income (loss) from discontinued operations		(1)	(272)	7
Benefit for income taxes		0	(41)	0
Income (loss) from discontinued operations, net of taxes		(1)	(231)	7
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest, Total		9,381	14,934	22,025
Net Income (Loss) Attributable to Noncontrolling Interest		153	89	73
Net income		$ 9,228	$ 14,845	$ 21,952
Basic earnings per share
Income from continuing operations (in dollars per share)	[3]	$ 4.07	$ 7.16	$ 10.21
Loss from discontinued operations, net of taxes (in dollars per share)	[3]	0	(0.12)	0
Net income (in dollars per share)	[3]	$ 4.07	$ 7.04	$ 10.21
Weighted-average common shares outstanding (in shares)		1,930.1	1,946.7	2,033.0
Diluted earnings per share
Income from continuing operations (in dollars per share)	[3]	$ 4.04	$ 7.11	$ 10.14
Loss from discontinued operations, net of taxes (in dollars per share)	[3]	0	(0.12)	0
Net income (in dollars per share)	[3]	$ 4.04	$ 7.00	$ 10.14
Adjusted weighted-average common shares outstanding (in shares)		1,955.8	1,964.3	2,049.4

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

[2] This total excludes the provision for credit losses on AFS 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.