Fair Value Measurements - Fair value of assets measured at fair value on a recurring basis (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Securities available-for-sale:
Equity securities, at fair value	$ 2,590	$ 2,115
Total assets at fair value		360,908
Fair Value, Inputs, Level 1
Securities available-for-sale:
Total assets at fair value		2,115
Fair Value, Inputs, Level 2
Securities available-for-sale:
Total assets at fair value		358,793
Fair Value, Recurring
Securities available-for-sale:
Equity securities, at fair value	2,590	2,115
Total assets at fair value	343,787
Total liabilities at fair value	1,038	1,217
Fair Value, Recurring \| Interest Rate Swap [Member]
Securities available-for-sale:
Derivative assets	1,038
Total assets at fair value		1,217
Derivative liability	1,038	1,217
Fair Value, Recurring \| U.S Treasuries
Securities available-for-sale:
Securities available-for-sale	50,568	59,210
Fair Value, Recurring \| U.S. government and federal agencies
Securities available-for-sale:
Securities available-for-sale	35,283	34,760
Fair Value, Recurring \| Corporate bonds
Securities available-for-sale:
Securities available-for-sale	2,639	2,614
Fair Value, Recurring \| Collateralized mortgage obligations
Securities available-for-sale:
Securities available-for-sale	37,988	38,474
Fair Value, Recurring \| Tax-exempt municipal
Securities available-for-sale:
Securities available-for-sale	2,666	4,645
Fair Value, Recurring \| Taxable municipal
Securities available-for-sale:
Securities available-for-sale	582	579
Fair Value, Recurring \| Mortgage-backed
Securities available-for-sale:
Securities available-for-sale	210,433	217,294
Fair Value, Recurring \| Fair Value, Inputs, Level 1
Securities available-for-sale:
Equity securities, at fair value	2,590	2,115
Total assets at fair value	2,590
Fair Value, Recurring \| Fair Value, Inputs, Level 2
Securities available-for-sale:
Total assets at fair value	341,197
Total liabilities at fair value	1,038	1,217
Fair Value, Recurring \| Fair Value, Inputs, Level 2 \| Interest Rate Swap [Member]
Securities available-for-sale:
Derivative assets	1,038
Total assets at fair value		1,217
Derivative liability	1,038	1,217
Fair Value, Recurring \| Fair Value, Inputs, Level 2 \| U.S Treasuries
Securities available-for-sale:
Securities available-for-sale	50,568	59,210
Fair Value, Recurring \| Fair Value, Inputs, Level 2 \| U.S. government and federal agencies
Securities available-for-sale:
Securities available-for-sale	35,283	34,760
Fair Value, Recurring \| Fair Value, Inputs, Level 2 \| Corporate bonds
Securities available-for-sale:
Securities available-for-sale	2,639	2,614
Fair Value, Recurring \| Fair Value, Inputs, Level 2 \| Collateralized mortgage obligations
Securities available-for-sale:
Securities available-for-sale	37,988	38,474
Fair Value, Recurring \| Fair Value, Inputs, Level 2 \| Tax-exempt municipal
Securities available-for-sale:
Securities available-for-sale	2,666	4,645
Fair Value, Recurring \| Fair Value, Inputs, Level 2 \| Taxable municipal
Securities available-for-sale:
Securities available-for-sale	582	579
Fair Value, Recurring \| Fair Value, Inputs, Level 2 \| Mortgage-backed
Securities available-for-sale:
Securities available-for-sale	$ 210,433	$ 217,294

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), classified as current.

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Fair value of financial and nonfinancial obligations.

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