LOANS AND RELATED ALLOWANCE FOR CREDIT LOSSES (Classes of the Loan Portfolio Summarized by the Aggregate Risk Rating) (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022
Financing Receivable, Recorded Investment
Financing receivables, gross	$ 525,394	$ 514,132	$ 505,184	$ 488,497	$ 484,512
Pass
Financing Receivable, Recorded Investment
Financing receivables, gross	498,105				470,057
Special Mention
Financing Receivable, Recorded Investment
Financing receivables, gross	21,410				11,232
Substandard
Financing Receivable, Recorded Investment
Financing receivables, gross	5,879				3,223
Commercial Portfolio Segment
Financing Receivable, Recorded Investment
Financing receivables, gross					484,512
Commercial, Financial and Agricultural | Commercial Portfolio Segment
Financing Receivable, Recorded Investment
Financing receivables, gross	65,821				61,458
Commercial, Financial and Agricultural | Commercial Portfolio Segment | Pass
Financing Receivable, Recorded Investment
Financing receivables, gross	62,952				60,990
Commercial, Financial and Agricultural | Commercial Portfolio Segment | Special Mention
Financing Receivable, Recorded Investment
Financing receivables, gross	2,851				468
Commercial, Financial and Agricultural | Commercial Portfolio Segment | Substandard
Financing Receivable, Recorded Investment
Financing receivables, gross	18
Commercial Loan | Commercial Portfolio Segment
Financing Receivable, Recorded Investment
Financing receivables, gross	223,077				199,206
Commercial Loan | Commercial Portfolio Segment | Pass
Financing Receivable, Recorded Investment
Financing receivables, gross	203,590				186,977
Commercial Loan | Commercial Portfolio Segment | Special Mention
Financing Receivable, Recorded Investment
Financing receivables, gross	13,682				9,802
Commercial Loan | Commercial Portfolio Segment | Substandard
Financing Receivable, Recorded Investment
Financing receivables, gross	5,805				2,427
Construction Loan | Commercial Portfolio Segment
Financing Receivable, Recorded Investment
Financing receivables, gross					50,748
Construction Loan | Commercial Portfolio Segment | Pass
Financing Receivable, Recorded Investment
Financing receivables, gross					50,008
Construction Loan | Commercial Portfolio Segment | Special Mention
Financing Receivable, Recorded Investment
Financing receivables, gross					740
1-4 family residential construction | Commercial Portfolio Segment
Financing Receivable, Recorded Investment
Financing receivables, gross	5,085				7,995
1-4 family residential construction | Commercial Portfolio Segment | Pass
Financing Receivable, Recorded Investment
Financing receivables, gross	5,085
Other construction loans | Commercial Portfolio Segment
Financing Receivable, Recorded Investment
Financing receivables, gross	47,504				42,753
Other construction loans | Commercial Portfolio Segment | Pass
Financing Receivable, Recorded Investment
Financing receivables, gross	42,845
Other construction loans | Commercial Portfolio Segment | Special Mention
Financing Receivable, Recorded Investment
Financing receivables, gross	4,659
Mortgage Loan | Consumer Portfolio Segment
Financing Receivable, Recorded Investment
Financing receivables, gross	162,385				150,290
Mortgage Loan | Consumer Portfolio Segment | Pass
Financing Receivable, Recorded Investment
Financing receivables, gross	162,111				149,272
Mortgage Loan | Consumer Portfolio Segment | Special Mention
Financing Receivable, Recorded Investment
Financing receivables, gross	218				222
Mortgage Loan | Consumer Portfolio Segment | Substandard
Financing Receivable, Recorded Investment
Financing receivables, gross	56				796
Obligations of State and Political Subdivisions | Commercial Portfolio Segment
Financing Receivable, Recorded Investment
Financing receivables, gross	17,232				18,770
Obligations of State and Political Subdivisions | Commercial Portfolio Segment | Pass
Financing Receivable, Recorded Investment
Financing receivables, gross	17,232				18,770
Personal Loan | Consumer Portfolio Segment
Financing Receivable, Recorded Investment
Financing receivables, gross	4,290				4,040
Personal Loan | Consumer Portfolio Segment | Pass
Financing Receivable, Recorded Investment
Financing receivables, gross	$ 4,290				$ 4,040