LOANS AND RELATED ALLOWANCE FOR CREDIT LOSSES (Allowance for Credit Loss Activity By Loan Class) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Financing Receivable, Allowance for Credit Losses
Beginning balance	$ 6,183	$ 5,677
Provision for credit losses	104	120
Loans charged off	(11)	(9)
Recoveries collected	2	4
Total ending allowance balance	6,278	5,792
Commercial, financial and agricultural | Commercial Portfolio Segment
Financing Receivable, Allowance for Credit Losses
Beginning balance	994	740
Provision for credit losses	126	40
Total ending allowance balance	1,120	780
Commercial Loan | Commercial Portfolio Segment
Financing Receivable, Allowance for Credit Losses
Beginning balance	3,010	2,799
Provision for credit losses	90	144
Total ending allowance balance	3,100	2,943
1-4 family residential construction | Consumer Portfolio Segment
Financing Receivable, Allowance for Credit Losses
Beginning balance	32	104
Provision for credit losses	(22)	1
Total ending allowance balance	10	105
Other construction loans | Commercial Portfolio Segment
Financing Receivable, Allowance for Credit Losses
Beginning balance	821	778
Provision for credit losses	(109)	(30)
Total ending allowance balance	712	748
Mortgage Loan | Consumer Portfolio Segment
Financing Receivable, Allowance for Credit Losses
Beginning balance	1,258	1,157
Provision for credit losses	15	(50)
Loans charged off	(4)
Recoveries collected		1
Total ending allowance balance	1,269	1,108
Obligations of states and political subdivisions | Commercial Portfolio Segment
Financing Receivable, Allowance for Credit Losses
Beginning balance	24	39
Provision for credit losses		18
Total ending allowance balance	24	57
Personal Loan | Consumer Portfolio Segment
Financing Receivable, Allowance for Credit Losses
Beginning balance	44	60
Provision for credit losses	4	(3)
Loans charged off	(7)	(9)
Recoveries collected	2	3
Total ending allowance balance	$ 43	$ 51