LOANS AND RELATED ALLOWANCE FOR CREDIT LOSSES (Loan Portfolio by Class) (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Accounts, Notes, Loans and Financing Receivable
Financing receivables, gross	$ 514,132	$ 484,512
Commercial, Financial and Agricultural | Commercial Portfolio Segment
Accounts, Notes, Loans and Financing Receivable
Financing receivables, gross	63,265	61,458
Commercial Loan | Commercial Portfolio Segment
Accounts, Notes, Loans and Financing Receivable
Financing receivables, gross	212,816	199,206
Construction Loan | Commercial Portfolio Segment
Accounts, Notes, Loans and Financing Receivable
Financing receivables, gross		50,748
1-4 family residential construction | Commercial Portfolio Segment
Accounts, Notes, Loans and Financing Receivable
Financing receivables, gross	6,788	7,995
Other construction loans | Commercial Portfolio Segment
Accounts, Notes, Loans and Financing Receivable
Financing receivables, gross	46,852	42,753
Mortgage Loan | Consumer Portfolio Segment
Accounts, Notes, Loans and Financing Receivable
Financing receivables, gross	160,036	150,290
Obligations of State and Political Subdivisions | Commercial Portfolio Segment
Accounts, Notes, Loans and Financing Receivable
Financing receivables, gross	19,985	18,770
Personal Loan | Consumer Portfolio Segment
Accounts, Notes, Loans and Financing Receivable
Financing receivables, gross	$ 4,390	$ 4,040