LOANS AND ALLOWANCE FOR CREDIT LOSSES, Financing Receivables by Credit Quality Indicator (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Risk Ratings by Loan Class [Abstract]
2023	$ 37,484
2022	248,147
2021	288,542
2020	81,795
2019	91,521
Prior	171,741
Revolving loans amortized cost basis	70,063
Total	989,293		$ 984,100
Current Period Write-offs [Abstract]
2023	(1)
2022	(41)
2021	0
2020	0
2019	(86)
Prior	(3)
Revolving loans amortized cost basis	0
Total	(131)	$ (4)
Current Period Recoveries [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	23
Revolving loans amortized cost basis	0
Total	23	10
Current Period Net Write-offs [Abstract]
2023	(1)
2022	(41)
2021	0
2020	0
2019	(86)
Prior	20
Revolving loans amortized cost basis	0
Net (charge-offs)/recoveries	(108)	6
Pass [Member]
Risk Ratings by Loan Class [Abstract]
2023	37,434
2022	248,108
2021	284,810
2020	77,727
2019	81,765
Prior	169,330
Revolving loans amortized cost basis	62,876
Total	962,050		961,012
Special Mention [Member]
Risk Ratings by Loan Class [Abstract]
2023	0
2022	0
2021	0
2020	863
2019	3,692
Prior	1,259
Revolving loans amortized cost basis	0
Total	5,814		8,019
Substandard [Member]
Risk Ratings by Loan Class [Abstract]
2023	50
2022	39
2021	3,732
2020	3,205
2019	6,064
Prior	1,152
Revolving loans amortized cost basis	7,187
Total	21,429		15,069
Doubtful/Loss [Member]
Risk Ratings by Loan Class [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	0
Total	0
Doubtful [Member]
Risk Ratings by Loan Class [Abstract]
Total			0
Loss [Member]
Risk Ratings by Loan Class [Abstract]
Total			0
Commercial [Member]
Risk Ratings by Loan Class [Abstract]
2023	1,228
2022	21,990
2021	28,043
2020	7,797
2019	9,538
Prior	10,088
Revolving loans amortized cost basis	24,606
Total	103,290		106,771
Current Period Write-offs [Abstract]
2023	0
2022	(41)
2021	0
2020	0
2019	(86)
Prior	0
Revolving loans amortized cost basis	0
Total	(127)	0
Current Period Recoveries [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	23
Revolving loans amortized cost basis	0
Total	23	7
Current Period Net Write-offs [Abstract]
2023	0
2022	(41)
2021	0
2020	0
2019	(86)
Prior	23
Revolving loans amortized cost basis	0
Net (charge-offs)/recoveries	(104)	7
Commercial [Member] | Pass [Member]
Risk Ratings by Loan Class [Abstract]
2023	1,178
2022	21,990
2021	25,632
2020	7,214
2019	9,538
Prior	10,088
Revolving loans amortized cost basis	24,307
Total	99,947		106,643
Commercial [Member] | Special Mention [Member]
Risk Ratings by Loan Class [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	0
Total	0		0
Commercial [Member] | Substandard [Member]
Risk Ratings by Loan Class [Abstract]
2023	50
2022	0
2021	2,411
2020	583
2019	0
Prior	0
Revolving loans amortized cost basis	299
Total	3,343		128
Commercial [Member] | Doubtful/Loss [Member]
Risk Ratings by Loan Class [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	0
Commercial [Member] | Doubtful [Member]
Risk Ratings by Loan Class [Abstract]
Total			0
Commercial [Member] | Loss [Member]
Risk Ratings by Loan Class [Abstract]
Total			0
Commercial Real Estate [Member]
Risk Ratings by Loan Class [Abstract]
2023	26,972
2022	171,926
2021	203,751
2020	49,565
2019	71,213
Prior	131,002
Revolving loans amortized cost basis	7,116
Total	661,545		645,166
Current Period Write-offs [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	0
Total	0	0
Current Period Recoveries [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	0
Total	0	0
Current Period Net Write-offs [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	0
Net (charge-offs)/recoveries	0	0
Commercial Real Estate [Member] | Pass [Member]
Risk Ratings by Loan Class [Abstract]
2023	26,972
2022	171,926
2021	203,578
2020	46,080
2019	61,457
Prior	129,969
Revolving loans amortized cost basis	7,116
Total	647,098		631,693
Commercial Real Estate [Member] | Special Mention [Member]
Risk Ratings by Loan Class [Abstract]
2023	0
2022	0
2021	0
2020	863
2019	3,692
Prior	0
Revolving loans amortized cost basis	0
Total	4,555		6,748
Commercial Real Estate [Member] | Substandard [Member]
Risk Ratings by Loan Class [Abstract]
2023	0
2022	0
2021	173
2020	2,622
2019	6,064
Prior	1,033
Revolving loans amortized cost basis	0
Total	9,892		6,725
Commercial Real Estate [Member] | Doubtful/Loss [Member]
Risk Ratings by Loan Class [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	0
Total	0
Commercial Real Estate [Member] | Doubtful [Member]
Risk Ratings by Loan Class [Abstract]
Total			0
Commercial Real Estate [Member] | Loss [Member]
Risk Ratings by Loan Class [Abstract]
Total			0
Agriculture [Member]
Risk Ratings by Loan Class [Abstract]
2023	5,292
2022	20,525
2021	25,631
2020	9,082
2019	4,483
Prior	13,178
Revolving loans amortized cost basis	25,173
Total	103,364		114,040
Current Period Write-offs [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	0
Total	0	0
Current Period Recoveries [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	0
Total	0	0
Current Period Net Write-offs [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	0
Net (charge-offs)/recoveries	0	0
Agriculture [Member] | Pass [Member]
Risk Ratings by Loan Class [Abstract]
2023	5,292
2022	20,525
2021	24,483
2020	9,082
2019	4,483
Prior	12,114
Revolving loans amortized cost basis	18,905
Total	94,884		105,560
Agriculture [Member] | Special Mention [Member]
Risk Ratings by Loan Class [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	1,064
Revolving loans amortized cost basis	0
Total	1,064		1,064
Agriculture [Member] | Substandard [Member]
Risk Ratings by Loan Class [Abstract]
2023	0
2022	0
2021	1,148
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	6,268
Total	7,416		7,416
Agriculture [Member] | Doubtful/Loss [Member]
Risk Ratings by Loan Class [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	0
Total	0
Agriculture [Member] | Doubtful [Member]
Risk Ratings by Loan Class [Abstract]
Total			0
Agriculture [Member] | Loss [Member]
Risk Ratings by Loan Class [Abstract]
Total			0
Residential Mortgage [Member]
Risk Ratings by Loan Class [Abstract]
2023	3,643
2022	24,431
2021	27,350
2020	14,680
2019	6,205
Prior	17,030
Revolving loans amortized cost basis	0
Total	93,339		92,669
Current Period Write-offs [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	(3)
Revolving loans amortized cost basis	0
Total	(3)	0
Current Period Recoveries [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	0
Total	0	0
Current Period Net Write-offs [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	(3)
Revolving loans amortized cost basis	0
Net (charge-offs)/recoveries	(3)	0
Residential Mortgage [Member] | Pass [Member]
Risk Ratings by Loan Class [Abstract]
2023	3,643
2022	24,392
2021	27,350
2020	14,680
2019	6,205
Prior	16,716
Revolving loans amortized cost basis	0
Total	92,986		92,299
Residential Mortgage [Member] | Special Mention [Member]
Risk Ratings by Loan Class [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	195
Revolving loans amortized cost basis	0
Total	195		207
Residential Mortgage [Member] | Substandard [Member]
Risk Ratings by Loan Class [Abstract]
2023	0
2022	39
2021	0
2020	0
2019	0
Prior	119
Revolving loans amortized cost basis	0
Total	158		163
Residential Mortgage [Member] | Doubtful/Loss [Member]
Risk Ratings by Loan Class [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	0
Total	0
Residential Mortgage [Member] | Doubtful [Member]
Risk Ratings by Loan Class [Abstract]
Total			0
Residential Mortgage [Member] | Loss [Member]
Risk Ratings by Loan Class [Abstract]
Total			0
Residential Construction [Member]
Risk Ratings by Loan Class [Abstract]
2023	115
2022	8,378
2021	3,594
2020	464
2019	0
Prior	0
Revolving loans amortized cost basis	0
Total	12,551		10,167
Current Period Write-offs [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	0
Total	0	0
Current Period Recoveries [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	0
Total	0	0
Current Period Net Write-offs [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	0
Net (charge-offs)/recoveries	0	0
Residential Construction [Member] | Pass [Member]
Risk Ratings by Loan Class [Abstract]
2023	115
2022	8,378
2021	3,594
2020	464
2019	0
Prior	0
Revolving loans amortized cost basis	0
Total	12,551		10,167
Residential Construction [Member] | Special Mention [Member]
Risk Ratings by Loan Class [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	0
Total	0		0
Residential Construction [Member] | Substandard [Member]
Risk Ratings by Loan Class [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	0
Total	0		0
Residential Construction [Member] | Doubtful/Loss [Member]
Risk Ratings by Loan Class [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	0
Total	0
Residential Construction [Member] | Doubtful [Member]
Risk Ratings by Loan Class [Abstract]
Total			0
Residential Construction [Member] | Loss [Member]
Risk Ratings by Loan Class [Abstract]
Total			0
Consumer [Member]
Risk Ratings by Loan Class [Abstract]
2023	234
2022	897
2021	173
2020	207
2019	82
Prior	443
Revolving loans amortized cost basis	13,168
Total	15,204		15,287
Current Period Write-offs [Abstract]
2023	(1)
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	0
Total	(1)	(4)
Current Period Recoveries [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	0
Total	0	3
Current Period Net Write-offs [Abstract]
2023	(1)
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	0
Net (charge-offs)/recoveries	(1)	$ (1)
Consumer [Member] | Pass [Member]
Risk Ratings by Loan Class [Abstract]
2023	234
2022	897
2021	173
2020	207
2019	82
Prior	443
Revolving loans amortized cost basis	12,548
Total	14,584		14,650
Consumer [Member] | Special Mention [Member]
Risk Ratings by Loan Class [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	0
Total	0		0
Consumer [Member] | Substandard [Member]
Risk Ratings by Loan Class [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	620
Total	620		637
Consumer [Member] | Doubtful/Loss [Member]
Risk Ratings by Loan Class [Abstract]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving loans amortized cost basis	$ 0
Consumer [Member] | Doubtful [Member]
Risk Ratings by Loan Class [Abstract]
Total			0
Consumer [Member] | Loss [Member]
Risk Ratings by Loan Class [Abstract]
Total			$ 0