Quarterly report [Sections 13 or 15(d)]

Business Segment Information - Results of Business Segments and All Other (Details)

v3.25.1
Business Segment Information - Results of Business Segments and All Other (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Dec. 31, 2024
Segment Reporting Information [Line Items]      
Interest Income (Expense) Net, Full Tax Equivalent Basis $ 14,588 $ 14,190  
Noninterest Income 12,923 11,786  
Revenues, Net Of Interest Expense, Full Tax Equivalent Basis 27,511 25,976  
Provision for credit losses 1,480 1,319  
Noninterest Expense [Abstract]      
Compensation and benefits 10,889 10,195  
Other Noninterest Expense 6,881 7,042  
Total noninterest expense 17,770 17,237  
Income (Loss) From Continuing Operations Before Income Taxes, Extraordinary Items, Noncontrolling Interest, Full Tax Equivalent Basis 8,261 7,420  
Income Tax Expense (Benefit), Full Tax Equivalent Basis 865 746  
Net income 7,396 6,674  
Assets 3,349,424 3,273,803 $ 3,261,519
Additional net interest income and income tax expense, related to tax-exempt securities 145 158  
Operating Segments | Consumer Banking      
Segment Reporting Information [Line Items]      
Interest Income (Expense) Net, Full Tax Equivalent Basis 8,505 8,197  
Noninterest Income 1,988 1,969  
Revenues, Net Of Interest Expense, Full Tax Equivalent Basis 10,493 10,166  
Provision for credit losses 1,292 1,150  
Noninterest Expense [Abstract]      
Compensation and benefits 1,685 1,637  
Other Noninterest Expense 4,141 3,838  
Total noninterest expense 5,826 5,475  
Income (Loss) From Continuing Operations Before Income Taxes, Extraordinary Items, Noncontrolling Interest, Full Tax Equivalent Basis 3,375 3,541  
Income Tax Expense (Benefit), Full Tax Equivalent Basis 844 885  
Net income 2,531 2,656  
Assets 1,054,637 1,060,482  
Operating Segments | Global Wealth and Investment Management Segment      
Segment Reporting Information [Line Items]      
Interest Income (Expense) Net, Full Tax Equivalent Basis 1,765 1,814  
Noninterest Income 4,251 3,777  
Revenues, Net Of Interest Expense, Full Tax Equivalent Basis 6,016 5,591  
Provision for credit losses 14 (13)  
Noninterest Expense [Abstract]      
Compensation and benefits 3,031 2,795  
Other Noninterest Expense 1,628 1,469  
Total noninterest expense 4,659 4,264  
Income (Loss) From Continuing Operations Before Income Taxes, Extraordinary Items, Noncontrolling Interest, Full Tax Equivalent Basis 1,343 1,340  
Income Tax Expense (Benefit), Full Tax Equivalent Basis 336 335  
Net income 1,007 1,005  
Assets 329,816 343,718  
Operating Segments | Global Banking Segment      
Segment Reporting Information [Line Items]      
Interest Income (Expense) Net, Full Tax Equivalent Basis 3,151 3,460  
Noninterest Income 2,826 2,520  
Revenues, Net Of Interest Expense, Full Tax Equivalent Basis 5,977 5,980  
Provision for credit losses 154 229  
Noninterest Expense [Abstract]      
Compensation and benefits 1,190 1,180  
Other Noninterest Expense 1,994 1,832  
Total noninterest expense 3,184 3,012  
Income (Loss) From Continuing Operations Before Income Taxes, Extraordinary Items, Noncontrolling Interest, Full Tax Equivalent Basis 2,639 2,739  
Income Tax Expense (Benefit), Full Tax Equivalent Basis 726 753  
Net income 1,913 1,986  
Assets 687,702 623,204  
Operating Segments | Global Markets      
Segment Reporting Information [Line Items]      
Interest Income (Expense) Net, Full Tax Equivalent Basis 1,189 681  
Noninterest Income 5,395 5,202  
Revenues, Net Of Interest Expense, Full Tax Equivalent Basis 6,584 5,883  
Provision for credit losses 28 (36)  
Noninterest Expense [Abstract]      
Compensation and benefits 1,051 964  
Other Noninterest Expense 2,760 2,528  
Total noninterest expense 3,811 3,492  
Income (Loss) From Continuing Operations Before Income Taxes, Extraordinary Items, Noncontrolling Interest, Full Tax Equivalent Basis 2,745 2,427  
Income Tax Expense (Benefit), Full Tax Equivalent Basis 796 704  
Net income 1,949 1,723  
Assets 959,533 902,741  
All Other      
Segment Reporting Information [Line Items]      
Interest Income (Expense) Net, Full Tax Equivalent Basis (22) 38  
Noninterest Income (1,537) (1,682)  
Revenues, Net Of Interest Expense, Full Tax Equivalent Basis (1,559) (1,644)  
Provision for credit losses (8) (11)  
Noninterest Expense [Abstract]      
Compensation and benefits 0 0  
Other Noninterest Expense 290 994  
Total noninterest expense 290 994  
Income (Loss) From Continuing Operations Before Income Taxes, Extraordinary Items, Noncontrolling Interest, Full Tax Equivalent Basis (1,841) (2,627)  
Income Tax Expense (Benefit), Full Tax Equivalent Basis (1,837) (1,931)  
Net income (4) (696)  
Assets $ 317,736 $ 343,658