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Loans (Details 4) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2022	Dec. 31, 2022
Financing Receivable, Past Due [Line Items]
Impaired Financing Receivable, Average Recorded Investment	$ 4,954	$ 5,009
Impaired Financing Receivable, Interest Income, Accrual Method	120	355
Impaired Financing Receivable, Related Allowance
Impaired Financing Receivable, Recorded Investment			4,983
Impaired Financing Receivable, Unpaid Principal Balance			5,508
Commercial Financial And Agricultural Loans [Member]
Financing Receivable, Past Due [Line Items]
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment
Impaired Financing Receivable, with No Related Allowance, Interest Income, Accrual Method
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment
Impaired Financing Receivable, with Related Allowance, Interest Income, Accrual Method
Impaired Financing Receivable, Average Recorded Investment
Impaired Financing Receivable, Interest Income, Accrual Method
Impaired Financing Receivable, with No Related Allowance, Recorded Investment			29
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance			29
Impaired Financing Receivable, with Related Allowance, Recorded Investment
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance
Impaired Financing Receivable, Related Allowance
Impaired Financing Receivable, Recorded Investment			29
Impaired Financing Receivable, Unpaid Principal Balance			29
Construction Loans [Member]
Financing Receivable, Past Due [Line Items]
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment
Impaired Financing Receivable, with No Related Allowance, Interest Income, Accrual Method
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment
Impaired Financing Receivable, with Related Allowance, Interest Income, Accrual Method
Impaired Financing Receivable, Average Recorded Investment
Impaired Financing Receivable, Interest Income, Accrual Method
Impaired Financing Receivable, with No Related Allowance, Recorded Investment
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance
Impaired Financing Receivable, with Related Allowance, Recorded Investment
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance
Impaired Financing Receivable, Related Allowance
Impaired Financing Receivable, Recorded Investment
Impaired Financing Receivable, Unpaid Principal Balance
Residential Mortgage [Member]
Financing Receivable, Past Due [Line Items]
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment	39	45
Impaired Financing Receivable, with No Related Allowance, Interest Income, Accrual Method	1	2
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment
Impaired Financing Receivable, with Related Allowance, Interest Income, Accrual Method
Impaired Financing Receivable, Average Recorded Investment	39	45
Impaired Financing Receivable, Interest Income, Accrual Method	1	2
Impaired Financing Receivable, with No Related Allowance, Recorded Investment			34
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance			51
Impaired Financing Receivable, with Related Allowance, Recorded Investment
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance
Impaired Financing Receivable, Related Allowance
Impaired Financing Receivable, Recorded Investment			34
Impaired Financing Receivable, Unpaid Principal Balance			51
Commercial Real Estate [Member]
Financing Receivable, Past Due [Line Items]
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment	4,747	4,795
Impaired Financing Receivable, with No Related Allowance, Interest Income, Accrual Method	117	347
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment
Impaired Financing Receivable, with Related Allowance, Interest Income, Accrual Method
Impaired Financing Receivable, Average Recorded Investment	4,747	4,795
Impaired Financing Receivable, Interest Income, Accrual Method	117	347
Impaired Financing Receivable, with No Related Allowance, Recorded Investment			4,752
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance			5,260
Impaired Financing Receivable, with Related Allowance, Recorded Investment
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance
Impaired Financing Receivable, Related Allowance
Impaired Financing Receivable, Recorded Investment			4,752
Impaired Financing Receivable, Unpaid Principal Balance			5,260
Home Equity Line of Credit [Member]
Financing Receivable, Past Due [Line Items]
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment	168	169
Impaired Financing Receivable, with No Related Allowance, Interest Income, Accrual Method	2	6
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment
Impaired Financing Receivable, with Related Allowance, Interest Income, Accrual Method
Impaired Financing Receivable, Average Recorded Investment	168	169
Impaired Financing Receivable, Interest Income, Accrual Method	2	6
Impaired Financing Receivable, with No Related Allowance, Recorded Investment			168
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance			168
Impaired Financing Receivable, with Related Allowance, Recorded Investment
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance
Impaired Financing Receivable, Related Allowance
Impaired Financing Receivable, Recorded Investment			168
Impaired Financing Receivable, Unpaid Principal Balance			168
Consumer Portfolio Segment [Member]
Financing Receivable, Past Due [Line Items]
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment
Impaired Financing Receivable, with No Related Allowance, Interest Income, Accrual Method
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment
Impaired Financing Receivable, with Related Allowance, Interest Income, Accrual Method
Impaired Financing Receivable, Average Recorded Investment
Impaired Financing Receivable, Interest Income, Accrual Method
Impaired Financing Receivable, with No Related Allowance, Recorded Investment
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance
Impaired Financing Receivable, with Related Allowance, Recorded Investment
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance
Impaired Financing Receivable, Related Allowance
Impaired Financing Receivable, Recorded Investment
Impaired Financing Receivable, Unpaid Principal Balance

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