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Fair Value Measurements - Schedule of Assets and Liabilities Measured at Fair Value on Nonrecurring Basis (Details) - Nonrecurring - USD ($) $ in Millions | Jun. 30, 2026 | Dec. 31, 2025
--- | --- | ---
ASSETS MEASURED ON A NONRECURRING BASIS |  |
Collateral-dependent loans | $ 186 | $ 56
Accrued income and other assets | 14 | 32
Total assets on a recurring basis at fair value | 200 | 88
Level 1 |  |
ASSETS MEASURED ON A NONRECURRING BASIS |  |
Collateral-dependent loans | 0 | 0
Accrued income and other assets | 0 | 0
Total assets on a recurring basis at fair value | 0 | 0
Level 2 |  |
ASSETS MEASURED ON A NONRECURRING BASIS |  |
Collateral-dependent loans | 0 | 0
Accrued income and other assets | 0 | 0
Total assets on a recurring basis at fair value | 0 | 0
Level 3 |  |
ASSETS MEASURED ON A NONRECURRING BASIS |  |
Collateral-dependent loans | 186 | 56
Accrued income and other assets | 14 | 32
Total assets on a recurring basis at fair value | $ 200 | $ 88

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