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Business Segments and Revenue from Contracts with Customers - Segment Results and Reconciliation (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2023
Segment Reporting Information [Line Items] |  |  |  |  |
Net interest income (loss) | $ 7,546 | $ 7,113 | $ 15,034 | $ 14,299 |
Non-interest income | 1,960 | 1,899 | 3,874 | 3,616 |
Total net revenue (loss) | 9,506 | 9,012 | 18,908 | 17,915 |
Provision for credit losses | 3,909 | 2,490 | 6,592 | 5,285 |
Non-interest expense | 4,946 | 4,794 | 10,083 | 9,739 |
Income (Loss) from continuing operations before income taxes | 651 | 1,728 | 2,233 | 2,891 |
Income tax provision (benefit) | 54 | 297 | 356 | 500 |
Income (loss) from continuing operations, net of tax | 597 | 1,431 | 1,877 | 2,391 |
Loans held for investment | 318,186 | 311,323 | 318,186 | 311,323 |
Deposits | 351,442 | 343,705 | 351,442 | 343,705 | $ 348,413
Uncollectible portion of billed finance charges and fees | 649 | 443 | 1,300 | 848 |
Operating segments | Credit Card |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net interest income (loss) | 5,294 | 4,727 | 10,566 | 9,384 |
Non-interest income | 1,506 | 1,499 | 2,982 | 2,862 |
Total net revenue (loss) | 6,800 | 6,226 | 13,548 | 12,246 |
Provision for credit losses | 3,545 | 2,084 | 5,804 | 4,345 |
Non-interest expense | 3,134 | 3,020 | 6,363 | 6,058 |
Income (Loss) from continuing operations before income taxes | 121 | 1,122 | 1,381 | 1,843 |
Income tax provision (benefit) | 30 | 265 | 329 | 437 |
Income (loss) from continuing operations, net of tax | 91 | 857 | 1,052 | 1,406 |
Loans held for investment | 153,895 | 142,491 | 153,895 | 142,491 |
Deposits | 0 | 0 | 0 | 0 |
Operating segments | Consumer Banking |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net interest income (loss) | 2,025 | 2,269 | 4,036 | 4,629 |
Non-interest income | 172 | 149 | 331 | 284 |
Total net revenue (loss) | 2,197 | 2,418 | 4,367 | 4,913 |
Provision for credit losses | 330 | 259 | 756 | 534 |
Non-interest expense | 1,250 | 1,231 | 2,496 | 2,514 |
Income (Loss) from continuing operations before income taxes | 617 | 928 | 1,115 | 1,865 |
Income tax provision (benefit) | 146 | 219 | 263 | 440 |
Income (loss) from continuing operations, net of tax | 471 | 709 | 852 | 1,425 |
Loans held for investment | 75,663 | 77,280 | 75,663 | 77,280 |
Deposits | 305,422 | 286,174 | 305,422 | 286,174 |
Operating segments | Commercial Banking |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net interest income (loss) | 609 | 632 | 1,208 | 1,280 |
Non-interest income | 271 | 257 | 552 | 469 |
Total net revenue (loss) | 880 | 889 | 1,760 | 1,749 |
Provision for credit losses | 34 | 146 | 32 | 405 |
Non-interest expense | 483 | 482 | 998 | 1,012 |
Income (Loss) from continuing operations before income taxes | 363 | 261 | 730 | 332 |
Income tax provision (benefit) | 85 | 61 | 172 | 78 |
Income (loss) from continuing operations, net of tax | 278 | 200 | 558 | 254 |
Loans held for investment | 88,628 | 91,552 | 88,628 | 91,552 |
Deposits | 29,210 | 36,793 | 29,210 | 36,793 |
Other |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net interest income (loss) | (382) | (515) | (776) | (994) |
Non-interest income | 11 | (6) | 9 | 1 |
Total net revenue (loss) | (371) | (521) | (767) | (993) |
Provision for credit losses | 0 | 1 | 0 | 1 |
Non-interest expense | 79 | 61 | 226 | 155 |
Income (Loss) from continuing operations before income taxes | (450) | (583) | (993) | (1,149) |
Income tax provision (benefit) | (207) | (248) | (408) | (455) |
Income (loss) from continuing operations, net of tax | (243) | (335) | (585) | (694) |
Loans held for investment | 0 | 0 | 0 | 0 |
Deposits | $ 16,810 | $ 20,738 | $ 16,810 | $ 20,738 |

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