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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Impaired Loans (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Total		$ 7,548
Impaired Financing Receivable, Recorded Investment [Abstract]
Total		7,522
Allowance for Loan Losses Allocated		1,147
Average Amortized Cost Basis
Average recorded investment, total	$ 6,646	8,961
Interest Income Recognized
Total	163	56
Residential Mortgages
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
With no related allowance recorded		767
Impaired Financing Receivable, Recorded Investment [Abstract]
With no related allowance recorded		760
Average Amortized Cost Basis
With no related allowance recorded	288	864
With an allowance recorded	0	0
Interest Income Recognized
With no related allowance recorded	0	37
With an allowance recorded	0	0
Construction | Commercial Mortgages
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
With no related allowance recorded		5
Impaired Financing Receivable, Recorded Investment [Abstract]
With no related allowance recorded		5
Average Amortized Cost Basis
With no related allowance recorded	443	71
With an allowance recorded	0	0
Interest Income Recognized
With no related allowance recorded	103	0
With an allowance recorded	0	0
Commercial mortgages | Commercial Mortgages
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
With no related allowance recorded		4,346
With an allowance recorded		38
Impaired Financing Receivable, Recorded Investment [Abstract]
With no related allowance recorded		4,341
With an allowance recorded		38
Allowance for Loan Losses Allocated		38
Average Amortized Cost Basis
With no related allowance recorded	3,988	4,211
With an allowance recorded	33	1,258
Interest Income Recognized
With no related allowance recorded	5	14
With an allowance recorded	0	0
Home equity lines and loans | Consumer Loans
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
With no related allowance recorded		154
With an allowance recorded		126
Impaired Financing Receivable, Recorded Investment [Abstract]
With no related allowance recorded		138
With an allowance recorded		127
Allowance for Loan Losses Allocated		31
Average Amortized Cost Basis
With no related allowance recorded	99	153
With an allowance recorded	25	137
Interest Income Recognized
With no related allowance recorded	0	0
With an allowance recorded	0	0
Direct consumer loans | Consumer Loans
Average Amortized Cost Basis
With an allowance recorded	0	0
Interest Income Recognized
With an allowance recorded	0	0
Commercial and Agricultural Sector | Commercial and industrial
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
With no related allowance recorded		1,026
With an allowance recorded		1,086
Impaired Financing Receivable, Recorded Investment [Abstract]
With no related allowance recorded		1,025
With an allowance recorded		1,088
Allowance for Loan Losses Allocated		1,078
Average Amortized Cost Basis
With no related allowance recorded	431	814
With an allowance recorded	1,328	1,453
Interest Income Recognized
With no related allowance recorded	0	0
With an allowance recorded	55	5
Commercial and Agricultural Sector | Agricultural
Average Amortized Cost Basis
With no related allowance recorded	0	0
With an allowance recorded	11	0
Interest Income Recognized
With no related allowance recorded	0	0
With an allowance recorded	$ 0	$ 0

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- Definition

Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

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