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Securities (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2023
Debt Securities, Available-for-Sale, Allowance for Credit Loss |  |  | $ 0
Accrued interest receivable on held-to-maturity securities | $ 3,700,000 |  |
Accrued interest receivable on available-for-sale debt securities |  |  | 7,100,000
Proceeds from Sale of Debt Securities, Available-for-sale | 84,200,000 | $ 45,000,000.0 |
Mortgage Backed Securities Available for Sale Amortized Cost | 56,600,000 | $ 340,800,000 | 5,400,000
Other Assets [Member] | Non-qualified Deferred Compensation Plan [Member] |  |  |
Deferred Compensation Plan, Amounts Held in Rabbi Trust | 24,300,000 |  | 26,500,000
Collateralized Mortgage Obligations by Commercial Real Estate [Member] |  |  |
Debt Securities, Available-for-Sale, Allowance for Credit Loss | 0 |  | 0
Held-to-maturity Securities |  |  |
Specific reserve for outstanding balance of financing receivable in active forbearance | 1,100,000 |  | 1,100,000
Accrued interest receivable on held-to-maturity securities | $ 100,000 |  | $ 100,000

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