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Loans - Financing Receivable, Modified - Modification to Borrowers (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 2,264 | $ 1,300 | $ 5,461 | $ 2,725
% of total class of receivables | 0.51% | 0.41% | 1.23% | 0.85%
Financial receivable, modified, commitment to lend, overtime |  |  | $ 1,300 |
Interest rate reduction |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 1,215 | $ 242 | 3,254 | $ 594
Term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 295 | 731 | 841 | 1,229
Principal balance reduction |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 11 | 9 | 22 | 34
Principal balance reduction and term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 11 |  | 11 |
Interest rate reduction and term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 454 | 264 | 893 | 588
Other |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 278 | 54 | 440 | 280
Credit Card: |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 1,287 | $ 238 | $ 3,434 | $ 593
% of total class of receivables | 0.47% | 0.15% | 1.27% | 0.38%
Credit Card: | Interest rate reduction |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 1,215 | $ 233 | $ 3,251 | $ 585
Credit Card: | Term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 10 | 0 | 31 | 0
Credit Card: | Principal balance reduction |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 0 | 0 | 0 | 0
Credit Card: | Principal balance reduction and term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 0 |  | 0 |
Credit Card: | Interest rate reduction and term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 26 | 5 | 62 | 8
Credit Card: | Other |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 36 | 0 | 90 | 0
Credit Card: | Domestic credit card |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 1,164 | $ 178 | $ 3,148 | $ 480
% of total class of receivables | 0.46% | 0.12% | 1.24% | 0.32%
Credit Card: | Domestic credit card | Interest rate reduction |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 1,158 | $ 173 | $ 3,138 | $ 472
Weighted-average interest rate reduction | 15.45% | 20.49% | 15.09% | 20.19%
Credit Card: | Domestic credit card | Term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 0 | $ 0 | $ 0 | $ 0
Payment delay duration (in months) | 12 months | 12 months | 12 months | 12 months
Credit Card: | Domestic credit card | Principal balance reduction |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 0 | $ 0 | $ 0 | $ 0
Principal balance reduction | 85 | 0 | 230 | 0
Interest and fees forgiven | 68 |  | 201 |
Credit Card: | Domestic credit card | Principal balance reduction and term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 0 |  | 0 |
Credit Card: | Domestic credit card | Interest rate reduction and term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 6 | 5 | 10 | 8
Credit Card: | Domestic credit card | Other |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 0 | 0 | 0 | 0
Credit Card: | Personal loans |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 66 |  | $ 173 |
% of total class of receivables | 0.69% |  | 1.80% |
Credit Card: | Personal loans | Interest rate reduction |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 0 |  | $ 0 |
Weighted-average interest rate reduction | 14.13% |  | 13.99% |
Credit Card: | Personal loans | Term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 10 |  | $ 31 |
Payment delay duration (in months) | 28 months |  | 34 months |
Credit Card: | Personal loans | Principal balance reduction |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 0 |  | $ 0 |
Principal balance reduction | 0 |  | 0 |
Interest and fees forgiven | 0 |  | 0 |
Credit Card: | Personal loans | Interest rate reduction and term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 20 |  | 52 |
Credit Card: | Personal loans | Other |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 36 |  | 90 |
Credit Card: | International card businesses |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 57 | $ 60 | $ 113 | $ 113
% of total class of receivables | 0.77% | 0.83% | 1.52% | 1.56%
Credit Card: | International card businesses | Interest rate reduction |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 57 | $ 60 | $ 113 | $ 113
Weighted-average interest rate reduction | 26.21% | 27.01% | 25.90% | 26.76%
Credit Card: | International card businesses | Term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 0 | $ 0 | $ 0 | $ 0
Credit Card: | International card businesses | Principal balance reduction |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 0 | 0 | 0 | 0
Principal balance reduction | 0 | 0 | 0 | 0
Interest and fees forgiven | 0 |  | 0 |
Credit Card: | International card businesses | Principal balance reduction and term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 0 |  | 0 |
Credit Card: | International card businesses | Interest rate reduction and term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 0 | 0 | 0 | 0
Credit Card: | International card businesses | Other |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 0 | 0 | 0 | 0
Consumer Banking: |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 471 | $ 282 | $ 872 | $ 617
% of total class of receivables | 0.57% | 0.37% | 1.05% | 0.80%
Consumer Banking: | Interest rate reduction |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 0 | $ 0 | $ 0 | $ 0
Consumer Banking: | Term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 44 | 13 | 79 | 21
Consumer Banking: | Principal balance reduction |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 11 | 9 | 22 | 19
Consumer Banking: | Principal balance reduction and term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 0 |  | 0 |
Consumer Banking: | Interest rate reduction and term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 412 | 258 | 766 | 573
Consumer Banking: | Other |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 4 | 2 | 5 | 4
Consumer Banking: | Auto |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 467 | $ 279 | $ 867 | $ 612
% of total class of receivables | 0.57% | 0.37% | 1.06% | 0.81%
Consumer Banking: | Auto | Interest rate reduction |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 0 | $ 0 | $ 0 | $ 0
Weighted-average interest rate reduction | 8.48% | 8.83% | 8.85% | 8.78%
Consumer Banking: | Auto | Term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 41 | $ 10 | $ 75 | $ 17
Payment delay duration (in months) | 6 months | 6 months | 6 months | 6 months
Consumer Banking: | Auto | Principal balance reduction |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 11 | $ 9 | $ 22 | $ 19
Principal balance reduction | 0 | 0 | 0 | 0
Interest and fees forgiven | 0 |  | 0 |
Consumer Banking: | Auto | Principal balance reduction and term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 0 |  | 0 |
Consumer Banking: | Auto | Interest rate reduction and term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 412 | 258 | 766 | 573
Consumer Banking: | Auto | Other |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 3 | 2 | 4 | 3
Consumer Banking: | Retail banking |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 4 | $ 3 | $ 5 | $ 5
% of total class of receivables | 0.35% | 0.22% | 0.40% | 0.42%
Consumer Banking: | Retail banking | Interest rate reduction |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 0 | $ 0 | $ 0 | $ 0
Weighted-average interest rate reduction | 0.00% | 0.00% | 0.50% | 3.48%
Consumer Banking: | Retail banking | Term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 3 | $ 3 | $ 4 | $ 4
Payment delay duration (in months) | 56 months | 25 months | 33 months | 4 months
Consumer Banking: | Retail banking | Principal balance reduction |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 0 | $ 0 | $ 0 | $ 0
Principal balance reduction | 0 | 0 | 0 | 0
Interest and fees forgiven | 0 |  | 0 |
Consumer Banking: | Retail banking | Principal balance reduction and term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 0 |  | 0 |
Consumer Banking: | Retail banking | Interest rate reduction and term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 0 | 0 | 0 | 0
Consumer Banking: | Retail banking | Other |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 1 | 0 | 1 | 1
Commercial Banking: |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 506 | $ 780 | $ 1,155 | $ 1,515
% of total class of receivables | 0.57% | 0.90% | 1.30% | 1.74%
Commercial Banking: | Interest rate reduction |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 0 | $ 9 | $ 3 | $ 9
Commercial Banking: | Term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 241 | 718 | 731 | 1,208
Commercial Banking: | Principal balance reduction |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 0 | 0 | 0 | 15
Commercial Banking: | Principal balance reduction and term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 11 |  | 11 |
Commercial Banking: | Interest rate reduction and term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 16 | 1 | 65 | 7
Commercial Banking: | Other |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 238 | 52 | 345 | 276
Commercial Banking: | Commercial and multifamily real estate |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 83 | $ 307 | $ 383 | $ 672
% of total class of receivables | 0.25% | 0.96% | 1.15% | 2.09%
Commercial Banking: | Commercial and multifamily real estate | Interest rate reduction |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 0 | $ 0 | $ 3 | $ 0
Weighted-average interest rate reduction | 0.00% | 0.00% | 0.85% | 0.79%
Commercial Banking: | Commercial and multifamily real estate | Term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 61 | $ 286 | $ 328 | $ 513
Payment delay duration (in months) | 5 months | 18 months | 7 months | 11 months
Commercial Banking: | Commercial and multifamily real estate | Principal balance reduction |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 0 | $ 0 | $ 0 | $ 0
Principal balance reduction | 0 | 0 | 0 | 0
Interest and fees forgiven | 0 |  | 0 |
Commercial Banking: | Commercial and multifamily real estate | Principal balance reduction and term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 0 |  | 0 |
Commercial Banking: | Commercial and multifamily real estate | Interest rate reduction and term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 0 | 0 | 0 | 0
Commercial Banking: | Commercial and multifamily real estate | Other |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 22 | 21 | 52 | 159
Commercial Banking: | Commercial and industrial |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 423 | $ 473 | $ 772 | $ 843
% of total class of receivables | 0.76% | 0.87% | 1.39% | 1.54%
Commercial Banking: | Commercial and industrial | Interest rate reduction |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 0 | $ 9 | $ 0 | $ 9
Weighted-average interest rate reduction | 5.75% | 2.14% | 2.34% | 1.90%
Commercial Banking: | Commercial and industrial | Term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 180 | $ 432 | $ 403 | $ 695
Payment delay duration (in months) | 8 months | 18 months | 13 months | 16 months
Commercial Banking: | Commercial and industrial | Principal balance reduction |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 0 | $ 0 | $ 0 | $ 15
Principal balance reduction | 19 | 0 | 19 | 15
Interest and fees forgiven | 0 |  | 0 |
Commercial Banking: | Commercial and industrial | Principal balance reduction and term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 11 |  | 11 |
Commercial Banking: | Commercial and industrial | Interest rate reduction and term extension |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | 16 | 1 | 65 | 7
Commercial Banking: | Commercial and industrial | Other |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total loans modified | $ 216 | $ 31 | $ 293 | $ 117

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- Definition Amount of accrued interest on financing receivable modified during period for debtor experiencing financial difficulty. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 41 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-41 + Details
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