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v3.25.2

Investment Securities - Summary of Unrealized Loss Positions on Investment Securities (Details) $ in Millions | Jun. 30, 2025 USD ($) security | Dec. 31, 2024 USD ($) security
--- | --- | ---
Debt Securities, Available-for-sale [Line Items] |  |
Number of Debt Securities | security | 595 | 609
Fair Value |  |
Less than Twelve Months | $ 2,047 | $ 1,674
Twelve Months or Longer | 5,377 | 5,592
Total | 7,424 | 7,266
Unrealized Loss |  |
Less than Twelve Months | 8 | 3
Twelve Months or Longer | 797 | 929
Total | $ 805 | $ 932
Debt Securities | GSE CMOs |  |
Debt Securities, Available-for-sale [Line Items] |  |
Number of Debt Securities | security | 219 | 223
Fair Value |  |
Less than Twelve Months | $ 2,012 | $ 1,636
Twelve Months or Longer | 2,800 | 2,822
Total | 4,812 | 4,458
Unrealized Loss |  |
Less than Twelve Months | 8 | 3
Twelve Months or Longer | 394 | 444
Total | $ 402 | $ 447
Debt Securities | U.S. Government agency and GSE obligations |  |
Debt Securities, Available-for-sale [Line Items] |  |
Number of Debt Securities | security | 33 | 33
Fair Value |  |
Less than Twelve Months | $ 0 | $ 0
Twelve Months or Longer | 1,262 | 1,203
Total | 1,262 | 1,203
Unrealized Loss |  |
Less than Twelve Months | 0 | 0
Twelve Months or Longer | 240 | 299
Total | $ 240 | $ 299
Debt Securities | GSE certificates |  |
Debt Securities, Available-for-sale [Line Items] |  |
Number of Debt Securities | security | 323 | 328
Fair Value |  |
Less than Twelve Months | $ 10 | $ 38
Twelve Months or Longer | 949 | 1,040
Total | 959 | 1,078
Unrealized Loss |  |
Less than Twelve Months | 0 | 0
Twelve Months or Longer | 141 | 167
Total | $ 141 | $ 167
Debt Securities | U. S. Treasury obligations |  |
Debt Securities, Available-for-sale [Line Items] |  |
Number of Debt Securities | security | 0 |
Fair Value |  |
Less than Twelve Months | $ 0 |
Twelve Months or Longer | 0 |
Total | 0 |
Unrealized Loss |  |
Less than Twelve Months | 0 |
Twelve Months or Longer | 0 |
Total | $ 0 |
Debt Securities | Corporate bonds |  |
Debt Securities, Available-for-sale [Line Items] |  |
Number of Debt Securities | security | 7 | 11
Fair Value |  |
Less than Twelve Months | $ 0 | $ 0
Twelve Months or Longer | 167 | 308
Total | 167 | 308
Unrealized Loss |  |
Less than Twelve Months | 0 | 0
Twelve Months or Longer | 7 | 6
Total | $ 7 | $ 6
Debt Securities | Asset-backed securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Number of Debt Securities | security | 5 | 5
Fair Value |  |
Less than Twelve Months | $ 21 | $ 0
Twelve Months or Longer | 145 | 154
Total | 166 | 154
Unrealized Loss |  |
Less than Twelve Months | 0 | 0
Twelve Months or Longer | 4 | 2
Total | $ 4 | $ 2
Debt Securities | Capital trust notes |  |
Debt Securities, Available-for-sale [Line Items] |  |
Number of Debt Securities | security | 5 | 5
Fair Value |  |
Less than Twelve Months | $ 0 | $ 0
Twelve Months or Longer | 33 | 33
Total | 33 | 33
Unrealized Loss |  |
Less than Twelve Months | 0 | 0
Twelve Months or Longer | 10 | 10
Total | $ 10 | $ 10
Debt Securities | Private Label CMOs |  |
Debt Securities, Available-for-sale [Line Items] |  |
Number of Debt Securities | security | 2 | 2
Fair Value |  |
Less than Twelve Months | $ 4 | $ 0
Twelve Months or Longer | 16 | 17
Total | 20 | 17
Unrealized Loss |  |
Less than Twelve Months | 0 | 0
Twelve Months or Longer | 1 | 1
Total | $ 1 | $ 1
Debt Securities | Foreign notes |  |
Debt Securities, Available-for-sale [Line Items] |  |
Number of Debt Securities | security | 0 | 1
Fair Value |  |
Less than Twelve Months | $ 0 | $ 0
Twelve Months or Longer | 0 | 10
Total | 0 | 10
Unrealized Loss |  |
Less than Twelve Months | 0 | 0
Twelve Months or Longer | 0 | 0
Total | $ 0 | $ 0
Debt Securities | Municipal bonds |  |
Debt Securities, Available-for-sale [Line Items] |  |
Number of Debt Securities | security | 1 | 1
Fair Value |  |
Less than Twelve Months | $ 0 | $ 0
Twelve Months or Longer | 5 | 5
Total | 5 | 5
Unrealized Loss |  |
Less than Twelve Months | 0 | 0
Twelve Months or Longer | 0 | 0
Total | $ 0 | $ 0

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