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Loans and Leases - Quality of Loans Held for Sale (Details) - USD ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023
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Financing Receivable, Recorded Investment, Past Due |  |
Total non-accrual loans held for sale | $ 323 | $ 164
Loans held for investment | Multi-family |  |
Financing Receivable, Recorded Investment, Past Due |  |
Total non-accrual loans held for sale | 51 | 0
Loans held for investment | Commercial real estate |  |
Financing Receivable, Recorded Investment, Past Due |  |
Total non-accrual loans held for sale | 215 | 163
Loans held for investment | One-to-four family first mortgage |  |
Financing Receivable, Recorded Investment, Past Due |  |
Total non-accrual loans held for sale | 57 | 0
Loans held for investment | Acquisition, development, and construction |  |
Financing Receivable, Recorded Investment, Past Due |  |
Total non-accrual loans held for sale | $ 0 | $ 1

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