Fair Value - Assets And Liabilities Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands	Mar. 31, 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	$ 94,113
Equity securities	8,327	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	16,398
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	593
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	15,410
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	61,712
Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt securities available-for-sale		95,393
Debt securities available-for-sale	94,113
Equity securities	8,327	9,793
Swap agreements	1,302	1,537
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	89,603
Equity securities	8,327	9,793
Swap agreements	1,302	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	4,510
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	16,398
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	16,398
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	593
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	593
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	15,410
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	15,410
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	61,712
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	57,202
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	4,510
Recurring \| Interest Rate Swap
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Swap agreements	1,302	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	$ 1,302	$ 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).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(6))
-URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 30
-Section 45
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 45
-Paragraph 1
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-URI https://asc.fasb.org/extlink&oid=124260329&loc=d3e26610-111562

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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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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 30
-Section 45
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454

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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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-SubTopic 10
-Section 45
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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).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 45
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