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Loans - 90+ Day Delinquent Loans Accruing Interest and Nonperforming Loans (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2025 | Mar. 31, 2024 | Dec. 31, 2024
Financing Receivable, Past Due [Line Items] |  |  |
> 90 Days and Accruing | $ 3,365 |  | $ 3,807
Nonperforming Loans | 1,817 |  | 1,995
Nonperforming Loans Without an Allowance | $ 563 |  | $ 846
Percentage, 90 Days Past Due and Accruing | 1.04% |  | 1.16%
Percentage, Nonperforming Loans | 0.56% |  | 0.61%
Percentage, Nonperforming Loans Without an Allowance | 0.17% |  | 0.26%
Interest income for loans classified as nonperforming | $ 3 | $ 5 |
Credit Card: |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
> 90 Days and Accruing | 3,365 |  | $ 3,711
Nonperforming Loans | 9 |  | 10
Nonperforming Loans Without an Allowance | 0 |  | 0
Credit Card: | Domestic credit card: |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
> 90 Days and Accruing | 3,224 |  | 3,577
Nonperforming Loans Without an Allowance | 0 |  | 0
Credit Card: | International card businesses: |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
> 90 Days and Accruing | 141 |  | 134
Nonperforming Loans | 9 |  | 10
Nonperforming Loans Without an Allowance | 0 |  | 0
Consumer Banking: |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
> 90 Days and Accruing | 0 |  | 0
Nonperforming Loans | 584 |  | 775
Nonperforming Loans Without an Allowance | 10 |  | 12
Consumer Banking: | Auto |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
> 90 Days and Accruing | 0 |  | 0
Nonperforming Loans | 561 |  | 750
Nonperforming Loans Without an Allowance | 0 |  | 0
Consumer Banking: | Retail banking |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
> 90 Days and Accruing | 0 |  | 0
Nonperforming Loans | 23 |  | 25
Nonperforming Loans Without an Allowance | 10 |  | 12
Commercial Banking: |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
> 90 Days and Accruing | 0 |  | 96
Nonperforming Loans | 1,224 |  | 1,210
Nonperforming Loans Without an Allowance | 553 |  | 834
Commercial Banking: | Commercial and multifamily real estate |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
> 90 Days and Accruing | 0 |  | 0
Nonperforming Loans | 393 |  | 509
Nonperforming Loans Without an Allowance | 240 |  | 227
Commercial Banking: | Commercial and industrial |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
> 90 Days and Accruing | 0 |  | 96
Nonperforming Loans | 831 |  | 701
Nonperforming Loans Without an Allowance | $ 313 |  | $ 607

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