LOANS AND RELATED ALLOWANCE FOR CREDIT LOSSES (Amortized Cost Basis by Risk Category ) (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2024	Dec. 31, 2023
Commercial, Financial and Agricultural | Commercial Portfolio Segment
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated current fiscal year	$ 9,066	$ 10,820
Originated two years prior to current fiscal year	10,397	5,537
Originated three years prior to current fiscal year	4,779	11,793
Originated four years prior to current fiscal year	10,111	4,971
Originated five years prior to current fiscal year	2,652	3,975
Originated more than five years prior to current fiscal year	1,780	848
Revolving Loans Amortized Cost Basis	32,820	27,877
Total	71,605	65,821
Commercial, Financial and Agricultural | Commercial Portfolio Segment | Pass
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated current fiscal year	9,066	10,750
Originated two years prior to current fiscal year	10,329	5,123
Originated three years prior to current fiscal year	4,421	11,793
Originated four years prior to current fiscal year	10,111	4,971
Originated five years prior to current fiscal year	2,652	3,903
Originated more than five years prior to current fiscal year	1,692	830
Revolving Loans Amortized Cost Basis	29,827	25,582
Total	68,098	62,952
Commercial, Financial and Agricultural | Commercial Portfolio Segment | Special Mention
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated current fiscal year		70
Originated two years prior to current fiscal year	68	414
Originated three years prior to current fiscal year	358
Originated five years prior to current fiscal year		72
Revolving Loans Amortized Cost Basis	2,973	2,295
Total	3,399	2,851
Commercial, Financial and Agricultural | Commercial Portfolio Segment | Substandard
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated more than five years prior to current fiscal year	16	18
Revolving Loans Amortized Cost Basis	20
Total	36	18
Commercial, Financial and Agricultural | Commercial Portfolio Segment | Doubtful
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated more than five years prior to current fiscal year	72
Total	72
Commercial Loan | Commercial Portfolio Segment
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated current fiscal year	18,162	36,375
Originated two years prior to current fiscal year	35,569	58,396
Originated three years prior to current fiscal year	60,895	23,561
Originated four years prior to current fiscal year	27,432	24,723
Originated five years prior to current fiscal year	19,249	17,817
Originated more than five years prior to current fiscal year	72,024	59,302
Revolving Loans Amortized Cost Basis	3,229	2,887
Revolving Loans Converted to Term	14	16
Total	236,574	223,077
Commercial Loan | Commercial Portfolio Segment | Pass
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated current fiscal year	18,162	36,375
Originated two years prior to current fiscal year	35,569	53,927
Originated three years prior to current fiscal year	56,556	23,561
Originated four years prior to current fiscal year	27,432	15,952
Originated five years prior to current fiscal year	15,236	17,606
Originated more than five years prior to current fiscal year	66,070	53,465
Revolving Loans Amortized Cost Basis	3,036	2,688
Revolving Loans Converted to Term	14	16
Total	222,075	203,590
Commercial Loan | Commercial Portfolio Segment | Special Mention
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated two years prior to current fiscal year		4,469
Originated three years prior to current fiscal year	4,339
Originated four years prior to current fiscal year		3,894
Originated five years prior to current fiscal year	3,878	211
Originated more than five years prior to current fiscal year	5,044	4,909
Revolving Loans Amortized Cost Basis	193	199
Total	13,454	13,682
Commercial Loan | Commercial Portfolio Segment | Substandard
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated four years prior to current fiscal year		4,877
Originated five years prior to current fiscal year	135
Originated more than five years prior to current fiscal year	910	928
Total	1,045	5,805
1-4 family residential construction | Commercial Portfolio Segment
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated current fiscal year	1,079	1,674
Originated two years prior to current fiscal year	1,577	3,411
Originated three years prior to current fiscal year	2
Total	2,658	5,085
1-4 family residential construction | Commercial Portfolio Segment | Pass
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated current fiscal year	1,079	1,674
Originated two years prior to current fiscal year	1,577	3,411
Total	2,656	5,085
1-4 family residential construction | Commercial Portfolio Segment | Special Mention
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated three years prior to current fiscal year	2
Total	2
Other construction loans | Commercial Portfolio Segment
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated current fiscal year	853	5,254
Originated two years prior to current fiscal year	8,672	7,405
Originated three years prior to current fiscal year	3,597	17,930
Originated four years prior to current fiscal year	14,002	7,011
Originated five years prior to current fiscal year	6,926	276
Originated more than five years prior to current fiscal year	2,994	3,088
Revolving Loans Amortized Cost Basis	7,783	6,390
Revolving Loans Converted to Term	135	150
Total	44,962	47,504
Other construction loans | Commercial Portfolio Segment | Pass
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated current fiscal year	853	5,254
Originated two years prior to current fiscal year	8,672	7,405
Originated three years prior to current fiscal year	3,597	17,928
Originated four years prior to current fiscal year	14,002	2,354
Originated five years prior to current fiscal year	2,319	276
Originated more than five years prior to current fiscal year	2,766	3,088
Revolving Loans Amortized Cost Basis	7,783	6,390
Revolving Loans Converted to Term	135	150
Total	40,127	42,845
Other construction loans | Commercial Portfolio Segment | Special Mention
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated three years prior to current fiscal year		2
Originated four years prior to current fiscal year		4,657
Originated five years prior to current fiscal year	4,607
Originated more than five years prior to current fiscal year	228
Total	4,835	4,659
Mortgage Loan | Consumer Portfolio Segment
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated current fiscal year	9,549	27,062
Originated two years prior to current fiscal year	25,140	43,005
Originated three years prior to current fiscal year	44,923	19,173
Originated four years prior to current fiscal year	17,947	14,577
Originated five years prior to current fiscal year	13,589	5,524
Originated more than five years prior to current fiscal year	45,705	44,633
Revolving Loans Amortized Cost Basis	8,581	8,084
Revolving Loans Converted to Term	300	327
Total	165,734	162,385
Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Write-off By Origination Year [Abstract]
Originated more than five years prior to current fiscal year		(19)
Total		(19)
Mortgage Loan | Consumer Portfolio Segment | Pass
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated current fiscal year	9,549	27,062
Originated two years prior to current fiscal year	25,140	43,005
Originated three years prior to current fiscal year	44,923	19,173
Originated four years prior to current fiscal year	17,947	14,577
Originated five years prior to current fiscal year	13,589	5,524
Originated more than five years prior to current fiscal year	44,783	44,359
Revolving Loans Amortized Cost Basis	8,581	8,084
Revolving Loans Converted to Term	300	327
Total	164,812	162,111
Mortgage Loan | Consumer Portfolio Segment | Special Mention
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated more than five years prior to current fiscal year	206	218
Total	206	218
Mortgage Loan | Consumer Portfolio Segment | Substandard
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated more than five years prior to current fiscal year	716	56
Total	716	56
Obligations of State and Political Subdivisions | Commercial Portfolio Segment
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated current fiscal year	1,062	350
Originated two years prior to current fiscal year	343	3,876
Originated three years prior to current fiscal year	3,630	2,413
Originated four years prior to current fiscal year	2,235	5,094
Originated five years prior to current fiscal year	4,915	12
Originated more than five years prior to current fiscal year	3,591	5,486
Revolving Loans Amortized Cost Basis	79	1
Total	15,855	17,232
Obligations of State and Political Subdivisions | Commercial Portfolio Segment | Pass
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated current fiscal year	1,062	350
Originated two years prior to current fiscal year	343	3,876
Originated three years prior to current fiscal year	3,630	2,413
Originated four years prior to current fiscal year	2,235	5,094
Originated five years prior to current fiscal year	4,915	12
Originated more than five years prior to current fiscal year	3,591	5,486
Revolving Loans Amortized Cost Basis	79	1
Total	15,855	17,232
Personal Loan | Consumer Portfolio Segment
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated current fiscal year	965	2,385
Originated two years prior to current fiscal year	1,749	1,093
Originated three years prior to current fiscal year	768	362
Originated four years prior to current fiscal year	231	87
Originated five years prior to current fiscal year	31	63
Originated more than five years prior to current fiscal year	181	187
Revolving Loans Amortized Cost Basis	78	91
Revolving Loans Converted to Term	22	22
Total	4,025	4,290
Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Write-off By Origination Year [Abstract]
Originated current fiscal year		(4)
Originated two years prior to current fiscal year		(2)
Originated three years prior to current fiscal year	2
Originated four years prior to current fiscal year		(4)
Originated more than five years prior to current fiscal year	21	(18)
Total	23	(28)
Personal Loan | Consumer Portfolio Segment | Pass
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated current fiscal year	965	2,385
Originated two years prior to current fiscal year	1,749	1,093
Originated three years prior to current fiscal year	758	362
Originated four years prior to current fiscal year	231	87
Originated five years prior to current fiscal year	31	63
Originated more than five years prior to current fiscal year	181	187
Revolving Loans Amortized Cost Basis	78	91
Revolving Loans Converted to Term	22	22
Total	4,015	$ 4,290
Personal Loan | Consumer Portfolio Segment | Substandard
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Originated three years prior to current fiscal year	10
Total	$ 10