v3.26.1
Reportable Operating Segments (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Segment Reporting Information [Line Items]      
Number of reportable segments not disclosed flag segments    
Total non-interest revenues $ 14,215 $ 12,798  
Revenue from contracts with customers 10,517 9,626  
Interest income 6,665 6,135  
Interest expense 1,973 1,966  
Net interest income 4,692 4,169  
Total revenues net of interest expense 18,907 16,967  
Provisions for credit losses 1,251 1,150  
Total revenues net of interest expense after provisions for credit losses 17,656 15,817  
Card Member rewards, business development and Card Member services 8,457 7,235  
Marketing 1,480 1,486  
Salaries and employee benefits and other operating expenses 3,941 3,766  
Total expenses 13,878 12,487  
Pretax income 3,778 3,330  
Total assets 308,894 282,244 $ 300,052
Operating Segments      
Segment Reporting Information [Line Items]      
Total non-interest revenues 14,200 12,814  
Revenue from contracts with customers 10,528 9,635  
Interest income 6,155 5,573  
Interest expense 1,374 1,352  
Net interest income 4,781 4,221  
Total revenues net of interest expense 18,980 17,035  
Provisions for credit losses 1,253 1,150  
Total revenues net of interest expense after provisions for credit losses 17,728 15,885  
Card Member rewards, business development and Card Member services 8,448 7,223  
Marketing 1,472 1,478  
Salaries and employee benefits and other operating expenses 3,339 3,245  
Total expenses 13,260 11,946  
Pretax income 4,469 3,939  
Total assets 255,126 233,601  
Corporate and Other      
Segment Reporting Information [Line Items]      
Total non-interest revenues 15 (16)  
Revenue from contracts with customers (11) (9)  
Interest income 510 562  
Interest expense 599 614  
Net interest income (88) (52)  
Total revenues net of interest expense (73) (68)  
Provisions for credit losses 0 0  
Total revenues net of interest expense after provisions for credit losses (73) (68)  
Card Member rewards, business development and Card Member services 8 12  
Marketing 7 8  
Salaries and employee benefits and other operating expenses 602 521  
Total expenses 618 541  
Pretax income (691) (609)  
Total assets 53,769 48,643  
USCS | Operating Segments      
Segment Reporting Information [Line Items]      
Total non-interest revenues 5,803 5,243  
Revenue from contracts with customers 3,989 3,634  
Interest income 4,072 3,763  
Interest expense 751 757  
Net interest income 3,321 3,006  
Total revenues net of interest expense 9,123 8,249  
Provisions for credit losses 631 631  
Total revenues net of interest expense after provisions for credit losses 8,493 7,618  
Card Member rewards, business development and Card Member services 4,605 3,882  
Marketing 764 765  
Salaries and employee benefits and other operating expenses 1,367 1,239  
Total expenses 6,736 5,886  
Pretax income 1,757 1,732  
Total assets 119,517 110,886  
CS | Operating Segments      
Segment Reporting Information [Line Items]      
Total non-interest revenues 3,408 3,265  
Revenue from contracts with customers 2,931 2,828  
Interest income 1,345 1,202  
Interest expense 432 432  
Net interest income 913 770  
Total revenues net of interest expense 4,321 4,035  
Provisions for credit losses 380 329  
Total revenues net of interest expense after provisions for credit losses 3,941 3,706  
Card Member rewards, business development and Card Member services 1,986 1,746  
Marketing 311 337  
Salaries and employee benefits and other operating expenses 828 787  
Total expenses 3,126 2,870  
Pretax income 816 836  
Total assets 66,076 62,012  
ICS | Operating Segments      
Segment Reporting Information [Line Items]      
Total non-interest revenues 3,164 2,646  
Revenue from contracts with customers 1,977 1,688  
Interest income 728 596  
Interest expense 360 306  
Net interest income 367 290  
Total revenues net of interest expense 3,532 2,936  
Provisions for credit losses 238 192  
Total revenues net of interest expense after provisions for credit losses 3,294 2,744  
Card Member rewards, business development and Card Member services 1,551 1,312  
Marketing 332 300  
Salaries and employee benefits and other operating expenses 630 751  
Total expenses 2,513 2,363  
Pretax income 781 381  
Total assets 50,180 42,620  
GMNS | Operating Segments      
Segment Reporting Information [Line Items]      
Total non-interest revenues 1,825 1,660  
Revenue from contracts with customers 1,631 1,485  
Interest income 10 12  
Interest expense (169) (143)  
Net interest income 180 155  
Total revenues net of interest expense 2,004 1,815  
Provisions for credit losses 4 (2)  
Total revenues net of interest expense after provisions for credit losses 2,000 1,817  
Card Member rewards, business development and Card Member services 306 283  
Marketing 65 76  
Salaries and employee benefits and other operating expenses 514 468  
Total expenses 885 827  
Pretax income 1,115 990  
Total assets $ 19,353 $ 18,083