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Fair Value of Financial Instruments - Fair Value Measured on a Recurring Basis (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Dec. 31, 2022
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Securities available for sale, at fair value: (assets pledged of $193,558 and $172,235, respectively; $13,192 and $13,023 at fair value pursuant to the fair value option, respectively) | $ 811,928 | $ 735,357
Collateralized Mortgage Backed Securities |  |
Securities available for sale, at fair value: (assets pledged of $193,558 and $172,235, respectively; $13,192 and $13,023 at fair value pursuant to the fair value option, respectively) | 380,110 | 384,283
Other Securities [Member] |  |
Securities available for sale, at fair value: (assets pledged of $193,558 and $172,235, respectively; $13,192 and $13,023 at fair value pursuant to the fair value option, respectively) | 1,445 | 1,516
Fair Value, Measurements, Recurring [Member] |  |
Total assets | 877,000 | 809,943
Financial and Nonfinancial Liabilities, Fair Value Disclosure | 66,846 | 68,914
Fair Value, Measurements, Recurring [Member] | Collateralized Mortgage Backed Securities |  |
Securities available for sale, at fair value: (assets pledged of $193,558 and $172,235, respectively; $13,192 and $13,023 at fair value pursuant to the fair value option, respectively) | 380,110 | 384,283
Fair Value, Measurements, Recurring [Member] | Other Securities [Member] |  |
Securities available for sale, at fair value: (assets pledged of $193,558 and $172,235, respectively; $13,192 and $13,023 at fair value pursuant to the fair value option, respectively) | 431,818 | 351,074
Fair Value, Measurements, Recurring [Member] | Interest Rate Swap [Member] |  |
Interest Rate Swaps, Net Amount | 65,072 | 74,586
Interest Rate Swaps, Net Amount | 18,729 | 18,407
Fair Value, Measurements, Recurring [Member] | Junior Subordinated Debentures [Member] |  |
Borrowings | 48,117 | 50,507
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Total assets | 11,460 | 11,211
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Other Securities [Member] |  |
Securities available for sale, at fair value: (assets pledged of $193,558 and $172,235, respectively; $13,192 and $13,023 at fair value pursuant to the fair value option, respectively) | 11,460 | 11,211
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Total assets | 864,095 | 797,216
Financial and Nonfinancial Liabilities, Fair Value Disclosure | 18,729 | 18,407
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Collateralized Mortgage Backed Securities |  |
Securities available for sale, at fair value: (assets pledged of $193,558 and $172,235, respectively; $13,192 and $13,023 at fair value pursuant to the fair value option, respectively) | 380,110 | 384,283
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Other Securities [Member] |  |
Securities available for sale, at fair value: (assets pledged of $193,558 and $172,235, respectively; $13,192 and $13,023 at fair value pursuant to the fair value option, respectively) | 418,913 | 338,347
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Interest Rate Swap [Member] |  |
Interest Rate Swaps, Net Amount | 65,072 | 74,586
Interest Rate Swaps, Net Amount | 18,729 | 18,407
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Total assets | 1,445 | 1,516
Financial and Nonfinancial Liabilities, Fair Value Disclosure | 48,117 | 50,507
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Other Securities [Member] |  |
Securities available for sale, at fair value: (assets pledged of $193,558 and $172,235, respectively; $13,192 and $13,023 at fair value pursuant to the fair value option, respectively) | 1,445 | 1,516
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Junior Subordinated Debentures [Member] |  |
Borrowings | 48,117 | 50,507
Fair Value, Measurements, Nonrecurring [Member] |  |
Total assets | 8,535 | 18,330
Financial and Nonfinancial Liabilities, Fair Value Disclosure | 0 | 0
Fair Value, Measurements, Nonrecurring [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Total assets | $ 8,535 | $ 18,330

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