v3.25.2
REPORTABLE BUSINESS SEGMENTS AND ALL OTHER - Operations by Segment (Details)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2025
USD ($)
Jun. 30, 2024
USD ($)
Jun. 30, 2025
USD ($)
segment
Jun. 30, 2024
USD ($)
Dec. 31, 2024
USD ($)
Segment Reporting [Abstract]          
Number of operating segments | segment     5    
Segment Reporting Information [Line Items]          
Net interest income [1] $ 15,175 $ 13,493 $ 29,187 $ 27,000  
Non-interest revenue 6,493 6,539 14,077 14,048  
Total revenues, net of interest expense [1] 21,668 20,032 43,264 41,048  
Total operating expenses [1] 13,577 13,246 27,002 27,353  
Provisions for credit losses and for benefits and claims 2,872 2,476 5,595 4,841  
Provision (benefits) for income taxes 1,186 1,047 2,526 2,183  
Income (loss) from continuing operations 4,033 3,263 8,141 6,671  
Identifiable assets 2,622,772   2,622,772   $ 2,352,945
Average loans 712,000 680,000 702,000 679,000  
Average deposits 1,343,000 1,310,000 1,324,000 1,318,000  
Operating Segments          
Segment Reporting Information [Line Items]          
Income (loss) from continuing operations 4,213 3,295 8,336 6,797  
Operating Segments | Services          
Segment Reporting Information [Line Items]          
Net interest income 3,630 3,225 7,128 6,542  
Non-interest revenue 1,432 1,450 2,823 2,896  
Total revenues, net of interest expense 5,062 4,675 9,951 9,438  
Compensation expense 641 572 1,273 1,196  
Non-compensation expense 2,038 2,157 3,990 4,196  
Total operating expenses 2,679 2,729 5,263 5,392  
Provisions for credit losses and for benefits and claims 353 (27) 404 37  
Provision (benefits) for income taxes 582 475 1,226 996  
Income (loss) from continuing operations 1,448 1,498 3,058 3,013  
Identifiable assets 618,000   618,000   584,000
Average loans 94,000 82,000 91,000 82,000  
Average deposits 857,000 804,000 842,000 806,000  
Operating Segments | Markets          
Segment Reporting Information [Line Items]          
Net interest income 2,902 2,038 4,915 3,744  
Non-interest revenue 2,977 3,048 6,950 6,699  
Total revenues, net of interest expense 5,879 5,086 11,865 10,443  
Compensation expense 992 896 2,010 1,874  
Non-compensation expense 2,517 2,409 4,967 4,815  
Total operating expenses 3,509 3,305 6,977 6,689  
Provisions for credit losses and for benefits and claims 108 (11) 309 188  
Provision (benefits) for income taxes 513 323 1,035 676  
Income (loss) from continuing operations 1,749 1,469 3,544 2,890  
Identifiable assets 1,166,000   1,166,000   949,000
Average loans 136,000 119,000 132,000 120,000  
Average deposits 18,000 25,000 17,000 25,000  
Operating Segments | Banking          
Segment Reporting Information [Line Items]          
Net interest income 530 527 1,021 1,109  
Non-interest revenue 1,391 1,100 2,852 2,254  
Total revenues, net of interest expense 1,921 1,627 3,873 3,363  
Compensation expense 695 695 1,327 1,419  
Non-compensation expense 442 436 844 891  
Total operating expenses 1,137 1,131 2,171 2,310  
Provisions for credit losses and for benefits and claims 173 (32) 387 (161)  
Provision (benefits) for income taxes 150 119 312 278  
Income (loss) from continuing operations 461 409 1,003 936  
Identifiable assets 148,000   148,000   143,000
Average loans 84,000 89,000 83,000 89,000  
Average deposits 0 1,000 0 1,000  
Operating Segments | Wealth          
Segment Reporting Information [Line Items]          
Net interest income 1,278 1,047 2,552 2,028  
Non-interest revenue 888 760 1,710 1,466  
Total revenues, net of interest expense 2,166 1,807 4,262 3,494  
Compensation expense 619 627 1,288 1,273  
Non-compensation expense 939 908 1,909 1,898  
Total operating expenses 1,558 1,535 3,197 3,171  
Provisions for credit losses and for benefits and claims (26) (9) 72 (179)  
Provision (benefits) for income taxes 140 71 215 117  
Income (loss) from continuing operations 494 210 778 385  
Identifiable assets 228,000   228,000   224,000
Average loans 149,000 150,000 148,000 150,000  
Average deposits 308,000 316,000 309,000 316,000  
Operating Segments | USPB          
Segment Reporting Information [Line Items]          
Net interest income 5,471 5,103 11,012 10,329  
Non-interest revenue (352) (271) (665) (388)  
Total revenues, net of interest expense 5,119 4,832 10,347 9,941  
Compensation expense 537 553 1,091 1,117  
Non-compensation expense 1,844 1,802 3,732 3,688  
Total operating expenses 2,381 2,355 4,823 4,805  
Provisions for credit losses and for benefits and claims 1,885 2,315 3,696 4,519  
Provision (benefits) for income taxes 204 41 434 149  
Income (loss) from continuing operations 649 121 1,394 468  
Identifiable assets 251,000   251,000   252,000
Average loans 217,000 206,000 217,000 205,000  
Average deposits 90,000 93,000 90,000 97,000  
All Other          
Segment Reporting Information [Line Items]          
Net interest income 1,364 1,553 2,559 3,248  
Non-interest revenue 334 419 584 1,100  
Total revenues, net of interest expense 1,698 1,972 3,143 4,348  
Total operating expenses 2,276 2,106 4,500 4,791  
Provisions for credit losses and for benefits and claims 374 243 733 429  
Provision (benefits) for income taxes (364) 35 (649) 23  
Income (loss) from continuing operations (588) (412) (1,441) (895)  
Identifiable assets 212,000   212,000   $ 201,000
Average loans 32,000 34,000 31,000 33,000  
Average deposits 70,000 71,000 66,000 73,000  
Reconciling Items          
Segment Reporting Information [Line Items]          
Net interest income 0 0 0 0  
Non-interest revenue (177) 33 (177) 21  
Total revenues, net of interest expense (177) 33 (177) 21  
Total operating expenses 37 85 71 195  
Provisions for credit losses and for benefits and claims 5 (3) (6) 8  
Provision (benefits) for income taxes (39) (17) (47) (56)  
Income (loss) from continuing operations $ (180) $ (32) $ (195) $ (126)  
[1]     Effective January 1, 2025, certain transaction processing fees paid by Citi, primarily to credit card networks, which were previously presented within Other operating expenses, are presented as contra-revenue within Commissions and fees reported in Non-interest revenue. Prior periods were conformed to reflect this change in presentation.