LOANS AND RELATED ALLOWANCE FOR CREDIT LOSSES (Loan Portfolio by Class) (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Accounts, Notes, Loans and Financing Receivable
Financing receivables, gross	$ 536,716	$ 525,394
Commercial, Financial and Agricultural | Commercial Portfolio Segment
Accounts, Notes, Loans and Financing Receivable
Financing receivables, gross	69,178	65,821
Commercial Loan | Commercial Portfolio Segment
Accounts, Notes, Loans and Financing Receivable
Financing receivables, gross	236,442	223,077
1-4 family residential construction | Commercial Portfolio Segment
Accounts, Notes, Loans and Financing Receivable
Financing receivables, gross	5,002	5,085
Other construction loans | Commercial Portfolio Segment
Accounts, Notes, Loans and Financing Receivable
Financing receivables, gross	45,025	47,504
Mortgage Loan | Consumer Portfolio Segment
Accounts, Notes, Loans and Financing Receivable
Financing receivables, gross	160,439	162,385
Obligations of State and Political Subdivisions | Commercial Portfolio Segment
Accounts, Notes, Loans and Financing Receivable
Financing receivables, gross	16,630	17,232
Personal Loan | Consumer Portfolio Segment
Accounts, Notes, Loans and Financing Receivable
Financing receivables, gross	$ 4,000	$ 4,290