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Mortgage Banking - Schedule of Mortgage Loans Sold and Serviced for Others (Details) - USD ($) $ in Thousands | Dec. 31, 2025 | Dec. 31, 2024
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Mortgage Loans On Real Estate [Line Items] |  |
Total mortgage loans sold and serviced for others | $ 8,955,962 | $ 8,762,709
Federal National Mortgage Association [Member] |  |
Mortgage Loans On Real Estate [Line Items] |  |
Total mortgage loans sold and serviced for others | 4,745,556 | 4,821,246
Government National Mortgage Association [Member] |  |
Mortgage Loans On Real Estate [Line Items] |  |
Total mortgage loans sold and serviced for others | 3,872,151 | 3,695,419
Federal Home Loan Mortgage Corporation [Member] |  |
Mortgage Loans On Real Estate [Line Items] |  |
Total mortgage loans sold and serviced for others | 314,383 | 213,358
Other [Member] |  |
Mortgage Loans On Real Estate [Line Items] |  |
Total mortgage loans sold and serviced for others | $ 23,872 | $ 32,686

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