v3.26.1
Loans - Loan Portfolio Composition and Aging Analysis (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Financing Receivable, Past Due [Line Items]    
Current $ 433,238 $ 437,321
Total $ 447,754 $ 453,622
Current, percentage of total loans 96.76% 96.41%
Percentage of total loans 100.00% 100.00%
Unamortized premiums and discounts, deferred fees and costs $ 1,000 $ 980
Credit Card:    
Financing Receivable, Past Due [Line Items]    
Current 260,630 268,561
Total 270,558 279,570
Credit Card: | Personal loans    
Financing Receivable, Past Due [Line Items]    
Current 8,906 9,325
Total 9,070 9,499
Consumer Banking:    
Financing Receivable, Past Due [Line Items]    
Current 82,882 79,929
Total 86,873 84,790
Consumer Banking: | Auto    
Financing Receivable, Past Due [Line Items]    
Current 81,729 78,758
Total 85,700 83,600
Consumer Banking: | Retail banking    
Financing Receivable, Past Due [Line Items]    
Current 1,153 1,171
Total 1,173 1,190
Commercial Banking:    
Financing Receivable, Past Due [Line Items]    
Current 89,726 88,831
Total 90,323 89,262
Commercial Banking: | Commercial and multifamily real estate    
Financing Receivable, Past Due [Line Items]    
Current 33,604 33,501
Total 33,809 33,618
Commercial Banking: | Commercial and industrial    
Financing Receivable, Past Due [Line Items]    
Current 56,122 55,330
Total 56,514 55,644
30-59 days    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans $ 5,697 $ 6,492
Delinquent Loans, percentage of total loans 1.27% 1.43%
30-59 days | Credit Card:    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans $ 2,803 $ 3,204
30-59 days | Credit Card: | Personal loans    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 68 72
30-59 days | Consumer Banking:    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 2,784 3,177
30-59 days | Consumer Banking: | Auto    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 2,770 3,165
30-59 days | Consumer Banking: | Retail banking    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 14 12
Total 14 12
30-59 days | Commercial Banking:    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 110 111
30-59 days | Commercial Banking: | Commercial and multifamily real estate    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 90 54
30-59 days | Commercial Banking: | Commercial and industrial    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 20 57
60-89 days    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans $ 3,264 $ 3,773
Delinquent Loans, percentage of total loans 0.73% 0.83%
60-89 days | Credit Card:    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans $ 2,154 $ 2,444
60-89 days | Credit Card: | Personal loans    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 49 53
60-89 days | Consumer Banking:    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 966 1,325
60-89 days | Consumer Banking: | Auto    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 962 1,323
60-89 days | Consumer Banking: | Retail banking    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 4 2
Total 4 2
60-89 days | Commercial Banking:    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 144 4
60-89 days | Commercial Banking: | Commercial and multifamily real estate    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 40 1
60-89 days | Commercial Banking: | Commercial and industrial    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 104 3
Greater than 90 days    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans $ 5,555 $ 6,036
Delinquent Loans, percentage of total loans 1.24% 1.33%
Greater than 90 days | Credit Card:    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans $ 4,971 $ 5,361
Greater than 90 days | Credit Card: | Personal loans    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 47 49
Greater than 90 days | Consumer Banking:    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 241 359
Greater than 90 days | Consumer Banking: | Auto    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 239 354
Greater than 90 days | Consumer Banking: | Retail banking    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 2 5
Total 2 5
Greater than 90 days | Commercial Banking:    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 343 316
Greater than 90 days | Commercial Banking: | Commercial and multifamily real estate    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 75 62
Greater than 90 days | Commercial Banking: | Commercial and industrial    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 268 254
Total Delinquent Loans    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans $ 14,516 $ 16,301
Total Delinquent Loans, percentage of total loans 3.24% 3.59%
Total Delinquent Loans | Credit Card:    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans $ 9,928 $ 11,009
Total Delinquent Loans | Credit Card: | Personal loans    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 164 174
Total Delinquent Loans | Consumer Banking:    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 3,991 4,861
Total Delinquent Loans | Consumer Banking: | Auto    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 3,971 4,842
Total Delinquent Loans | Consumer Banking: | Retail banking    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 20 19
Total Delinquent Loans | Commercial Banking:    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 597 431
Total Delinquent Loans | Commercial Banking: | Commercial and multifamily real estate    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 205 117
Total Delinquent Loans | Commercial Banking: | Commercial and industrial    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 392 314
Domestic credit card: | Credit Card:    
Financing Receivable, Past Due [Line Items]    
Current 244,633 251,932
Total 254,028 262,403
Domestic credit card: | 30-59 days | Credit Card:    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 2,617 3,015
Total 2,617 3,015
Domestic credit card: | 60-89 days | Credit Card:    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 2,021 2,308
Total 2,021 2,308
Domestic credit card: | Greater than 90 days | Credit Card:    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 4,757 5,148
Total 4,757 5,148
Domestic credit card: | Total Delinquent Loans | Credit Card:    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 9,395 10,471
International card businesses: | Credit Card:    
Financing Receivable, Past Due [Line Items]    
Current 7,091 7,304
Total 7,460 7,668
International card businesses: | 30-59 days | Credit Card:    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 118 117
Total 118 117
International card businesses: | 60-89 days | Credit Card:    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 84 83
Total 84 83
International card businesses: | Greater than 90 days | Credit Card:    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans 167 164
Total 167 164
International card businesses: | Total Delinquent Loans | Credit Card:    
Financing Receivable, Past Due [Line Items]    
Delinquent Loans $ 369 $ 364