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Fair Value of Financial Instruments - Quantitative Information About Recurring Level 3 Fair Value of Financial Instruments (Details) $ in Thousands | Sep. 30, 2023 USD ($) | Dec. 31, 2022 USD ($)
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Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | $ 943,519 | $ 826,881
Valuation Technique, Discounted Cash Flow [Member] | Junior Subordinated Debentures [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Borrowings | $ 48,329 | $ 50,507
Valuation Technique, Discounted Cash Flow [Member] | Weighted Average [Member] | Junior Subordinated Debentures [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Liabilities, Weighted average | 0.044 | 0.036
Trust Preferred Securities [Member] | Valuation Technique, Discounted Cash Flow [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | $ 1,451 | $ 1,516
Trust Preferred Securities [Member] | Valuation Technique, Discounted Cash Flow [Member] | Weighted Average [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Assets, Weighted average | 0.044 | 0.036

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