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Fair Value of Financial Instruments - Estimated Fair Value and Related Carrying or Notional Amounts of Financial Instruments (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Assets:
Investment securities available-for-sale	$ 126,551	$ 130,795
Investment securities held-to-maturity	1,183	1,769
Carrying Amount [Member]
Assets:
Cash and cash equivalents	66,129	30,152
Investment securities available-for-sale	126,551	130,795
Investment securities held-to-maturity	1,272	1,862
Federal funds sold	1,143	1,768
Federal Home Loan Bank stock	2,151	1,359
Loans, net of allowance for credit losses/loan and lease losses	803,920	764,451
Other assets - derivatives	537	2,306
Liabilities:
Deposits	927,038	870,025
Short-term borrowings	30,000	20,038
Long-term borrowings	10,781	10,726
Estimate of Fair Value Measurement [Member]
Assets:
Cash and cash equivalents	66,129	30,152
Investment securities available-for-sale	126,551	130,795
Investment securities held-to-maturity	1,183	1,769
Federal funds sold	1,143	1,768
Federal Home Loan Bank stock	2,151	1,359
Loans, net of allowance for credit losses/loan and lease losses	769,466	730,961
Other assets - derivatives	537	2,306
Liabilities:
Deposits	829,435	788,161
Short-term borrowings	30,000	20,038
Long-term borrowings	9,226	9,702
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 1 [Member]
Assets:
Cash and cash equivalents	66,129	30,152
Investment securities available-for-sale	52,895	52,882
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 2 [Member]
Assets:
Investment securities available-for-sale	73,656	76,913
Investment securities held-to-maturity	1,183	1,769
Federal funds sold	1,143	1,768
Other assets - derivatives	537	2,306
Liabilities:
Deposits	829,435	788,161
Short-term borrowings	30,000	20,038
Long-term borrowings	9,226	9,702
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 3 [Member]
Assets:
Investment securities available-for-sale		1,000
Federal Home Loan Bank stock	2,151	1,359
Loans, net of allowance for credit losses/loan and lease losses	$ 769,466	$ 730,961

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