Fair Value - Assets And Liabilities Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt securities available-for-sale		$ 95,393
Debt securities available-for-sale	$ 92,122
Equity securities	8,013	9,793
U.S. Government sponsored entities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt securities available-for-sale		16,305
Debt securities available-for-sale	16,325
State and political subdivisions
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt securities available-for-sale		613
Debt securities available-for-sale	362
Residential mortgage-backed securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt securities available-for-sale		15,475
Debt securities available-for-sale	13,670
Corporate and other securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt securities available-for-sale		63,000
Debt securities available-for-sale	61,765
Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt securities available-for-sale		95,393
Debt securities available-for-sale	92,122
Equity securities	8,013	9,793
Swap agreements	1,264	1,537
Liabilities measured at fair value	0	0
Recurring \| Quoted Prices in Active Markets for Identical Assets (Level 1)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Equity securities	8,013
Recurring \| Significant Other Observable Inputs (Level 2)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt securities available-for-sale		90,718
Debt securities available-for-sale	87,859
Equity securities		9,793
Swap agreements	1,264	1,537
Recurring \| Significant Unobservable Inputs (Level 3)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt securities available-for-sale		4,675
Debt securities available-for-sale	4,263
Recurring \| U.S. Government sponsored entities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt securities available-for-sale		16,305
Debt securities available-for-sale	16,325
Recurring \| U.S. Government sponsored entities \| Significant Other Observable Inputs (Level 2)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt securities available-for-sale		16,305
Debt securities available-for-sale	16,325
Recurring \| State and political subdivisions
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt securities available-for-sale		613
Debt securities available-for-sale	362
Recurring \| State and political subdivisions \| Significant Other Observable Inputs (Level 2)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt securities available-for-sale		613
Debt securities available-for-sale	362
Recurring \| Residential mortgage-backed securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt securities available-for-sale		15,475
Debt securities available-for-sale	13,670
Recurring \| Residential mortgage-backed securities \| Significant Other Observable Inputs (Level 2)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt securities available-for-sale		15,475
Debt securities available-for-sale	13,670
Recurring \| Corporate and other securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt securities available-for-sale		63,000
Debt securities available-for-sale	61,765
Recurring \| Corporate and other securities \| Significant Other Observable Inputs (Level 2)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt securities available-for-sale		58,325
Debt securities available-for-sale	57,502
Recurring \| Corporate and other securities \| Significant Unobservable Inputs (Level 3)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt securities available-for-sale		4,675
Debt securities available-for-sale	4,263
Recurring \| Interest Rate Swap
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Swap agreements	1,264	1,537
Recurring \| Interest Rate Swap \| Significant Other Observable Inputs (Level 2)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Swap agreements	$ 1,264	$ 1,537

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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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).

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Fair values as of the balance sheet date of the net amount of all assets and liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments.

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Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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Fair value of financial and nonfinancial obligations.

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