LOANS AND ALLOWANCE FOR CREDIT LOSSES, Financing Receivables by Credit Quality Indicator (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Risk Ratings by Loan Class [Abstract]
2023	$ 131,515		$ 131,515
2022	243,279		243,279
2021	281,144		281,144
2020	84,454		84,454
2019	81,142		81,142
Prior	159,265		159,265
Revolving loans amortized cost basis	72,345		72,345
Total	1,053,144		1,053,144		$ 984,100
Revolving loans converted to term loans	80		80
Year-to-date Charge-offs [Abstract]
2023			(1,835)
2022			(146)
2021			(36)
2020			0
2019			(87)
Prior			(3)
Revolving loans amortized cost basis			(742)
Total	(100)	$ (30)	(2,849)	$ (336)
Year-to-date Recoveries [Abstract]
2023			0
2022			0
2021			0
2020			0
2019			87
Prior			69
Revolving loans amortized cost basis			0
Total	20	226	156	255
Year-to-date Net Charge-offs [Abstract]
2023			(1,835)
2022			(146)
2021			(36)
2020			0
2019			0
Prior			66
Revolving loans amortized cost basis			(742)
Net (charge-offs)/recoveries		196	(2,693)	(81)
Pass [Member]
Risk Ratings by Loan Class [Abstract]
2023	131,073		131,073
2022	239,859		239,859
2021	274,057		274,057
2020	80,680		80,680
2019	71,247		71,247
Prior	155,488		155,488
Revolving loans amortized cost basis	67,160		67,160
Total	1,019,564		1,019,564		961,012
Special Mention [Member]
Risk Ratings by Loan Class [Abstract]
2023	0		0
2022	0		0
2021	2,219		2,219
2020	1,104		1,104
2019	3,224		3,224
Prior	2,355		2,355
Revolving loans amortized cost basis	945		945
Total	9,847		9,847		8,019
Substandard [Member]
Risk Ratings by Loan Class [Abstract]
2023	442		442
2022	3,420		3,420
2021	4,868		4,868
2020	2,670		2,670
2019	6,671		6,671
Prior	1,422		1,422
Revolving loans amortized cost basis	4,240		4,240
Total	23,733		23,733		15,069
Doubtful/Loss [Member]
Risk Ratings by Loan Class [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans amortized cost basis	0		0
Total	0		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	7,442		7,442
2022	18,546		18,546
2021	24,049		24,049
2020	6,640		6,640
2019	8,325		8,325
Prior	6,764		6,764
Revolving loans amortized cost basis	21,987		21,987
Total	93,753		93,753		106,771
Year-to-date Charge-offs [Abstract]
2023			0
2022			(146)
2021			(36)
2020			0
2019			(87)
Prior			0
Revolving loans amortized cost basis			0
Total	(91)	0	(269)	(297)
Year-to-date Recoveries [Abstract]
2023			0
2022			0
2021			0
2020			0
2019			87
Prior			68
Revolving loans amortized cost basis			0
Total	20	225	155	249
Year-to-date Net Charge-offs [Abstract]
2023			0
2022			(146)
2021			(36)
2020			0
2019			0
Prior			68
Revolving loans amortized cost basis			0
Net (charge-offs)/recoveries		225	(114)	(48)
Commercial [Member] | Pass [Member]
Risk Ratings by Loan Class [Abstract]
2023	7,398		7,398
2022	18,546		18,546
2021	22,473		22,473
2020	5,829		5,829
2019	7,999		7,999
Prior	6,764		6,764
Revolving loans amortized cost basis	20,995		20,995
Total	90,004		90,004		106,643
Commercial [Member] | Special Mention [Member]
Risk Ratings by Loan Class [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	258		258
2019	326		326
Prior	0		0
Revolving loans amortized cost basis	945		945
Total	1,529		1,529		0
Commercial [Member] | Substandard [Member]
Risk Ratings by Loan Class [Abstract]
2023	44		44
2022	0		0
2021	1,576		1,576
2020	553		553
2019	0		0
Prior	0		0
Revolving loans amortized cost basis	47		47
Total	2,220		2,220		128
Commercial [Member] | Doubtful/Loss [Member]
Risk Ratings by Loan Class [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans amortized cost basis	0		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	99,213		99,213
2022	171,601		171,601
2021	201,820		201,820
2020	53,721		53,721
2019	62,221		62,221
Prior	123,318		123,318
Revolving loans amortized cost basis	6,953		6,953
Total	718,847		718,847		645,166
Year-to-date Charge-offs [Abstract]
2023			0
2022			0
2021			0
2020			0
2019			0
Prior			0
Revolving loans amortized cost basis			0
Total	0	0	0	0
Year-to-date Recoveries [Abstract]
2023			0
2022			0
2021			0
2020			0
2019			0
Prior			0
Revolving loans amortized cost basis			0
Total	0	0	0	0
Year-to-date Net Charge-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	0
Commercial Real Estate [Member] | Pass [Member]
Risk Ratings by Loan Class [Abstract]
2023	98,815		98,815
2022	171,601		171,601
2021	197,873		197,873
2020	50,758		50,758
2019	52,652		52,652
Prior	121,005		121,005
Revolving loans amortized cost basis	6,953		6,953
Total	699,657		699,657		631,693
Commercial Real Estate [Member] | Special Mention [Member]
Risk Ratings by Loan Class [Abstract]
2023	0		0
2022	0		0
2021	2,219		2,219
2020	846		846
2019	2,898		2,898
Prior	1,291		1,291
Revolving loans amortized cost basis	0		0
Total	7,254		7,254		6,748
Commercial Real Estate [Member] | Substandard [Member]
Risk Ratings by Loan Class [Abstract]
2023	398		398
2022	0		0
2021	1,728		1,728
2020	2,117		2,117
2019	6,671		6,671
Prior	1,022		1,022
Revolving loans amortized cost basis	0		0
Total	11,936		11,936		6,725
Commercial Real Estate [Member] | Doubtful/Loss [Member]
Risk Ratings by Loan Class [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans amortized cost basis	0		0
Total	0		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	6,836		6,836
2022	21,080		21,080
2021	25,379		25,379
2020	8,868		8,868
2019	4,459		4,459
Prior	12,776		12,776
Revolving loans amortized cost basis	30,544		30,544
Total	109,942		109,942		114,040
Year-to-date Charge-offs [Abstract]
2023			(1,825)
2022			0
2021			0
2020			0
2019			0
Prior			0
Revolving loans amortized cost basis			(742)
Total	0	0	(2,567)	0
Year-to-date Recoveries [Abstract]
2023			0
2022			0
2021			0
2020			0
2019			0
Prior			0
Revolving loans amortized cost basis			0
Total	0	0	0	0
Year-to-date Net Charge-offs [Abstract]
2023			(1,825)
2022			0
2021			0
2020			0
2019			0
Prior			0
Revolving loans amortized cost basis			(742)
Net (charge-offs)/recoveries		0	(2,567)	0
Agriculture [Member] | Pass [Member]
Risk Ratings by Loan Class [Abstract]
2023	6,836		6,836
2022	21,080		21,080
2021	23,854		23,854
2020	8,868		8,868
2019	4,459		4,459
Prior	11,712		11,712
Revolving loans amortized cost basis	27,050		27,050
Total	103,859		103,859		105,560
Agriculture [Member] | Special Mention [Member]
Risk Ratings by Loan Class [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	1,064		1,064
Revolving loans amortized cost basis	0		0
Total	1,064		1,064		1,064
Agriculture [Member] | Substandard [Member]
Risk Ratings by Loan Class [Abstract]
2023	0		0
2022	0		0
2021	1,525		1,525
2020	0		0
2019	0		0
Prior	0		0
Revolving loans amortized cost basis	3,494		3,494
Total	5,019		5,019		7,416
Agriculture [Member] | Doubtful/Loss [Member]
Risk Ratings by Loan Class [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans amortized cost basis	0		0
Total	0		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	14,581		14,581
2022	23,310		23,310
2021	26,764		26,764
2020	15,053		15,053
2019	6,073		6,073
Prior	15,974		15,974
Revolving loans amortized cost basis	0		0
Total	101,755		101,755		92,669
Year-to-date Charge-offs [Abstract]
2023			0
2022			0
2021			0
2020			0
2019			0
Prior			(3)
Revolving loans amortized cost basis			0
Total	0	0	(3)	0
Year-to-date Recoveries [Abstract]
2023			0
2022			0
2021			0
2020			0
2019			0
Prior			0
Revolving loans amortized cost basis			0
Total	0	0	0	0
Year-to-date Net Charge-offs [Abstract]
2023			0
2022			0
2021			0
2020			0
2019			0
Prior			(3)
Revolving loans amortized cost basis			0
Net (charge-offs)/recoveries		0	(3)	0
Residential Mortgage [Member] | Pass [Member]
Risk Ratings by Loan Class [Abstract]
2023	14,581		14,581
2022	23,310		23,310
2021	26,725		26,725
2020	15,053		15,053
2019	6,073		6,073
Prior	15,574		15,574
Revolving loans amortized cost basis	0		0
Total	101,316		101,316		92,299
Residential Mortgage [Member] | Special Mention [Member]
Risk Ratings by Loan Class [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans amortized cost basis	0		0
Total	0		0		207
Residential Mortgage [Member] | Substandard [Member]
Risk Ratings by Loan Class [Abstract]
2023	0		0
2022	0		0
2021	39		39
2020	0		0
2019	0		0
Prior	400		400
Revolving loans amortized cost basis	0		0
Total	439		439		163
Residential Mortgage [Member] | Doubtful/Loss [Member]
Risk Ratings by Loan Class [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans amortized cost basis	0		0
Total	0		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	3,086		3,086
2022	7,941		7,941
2021	2,994		2,994
2020	0		0
2019	0		0
Prior	0		0
Revolving loans amortized cost basis	0		0
Total	14,021		14,021		10,167
Year-to-date Charge-offs [Abstract]
2023			0
2022			0
2021			0
2020			0
2019			0
Prior			0
Revolving loans amortized cost basis			0
Total	0	0	0	0
Year-to-date Recoveries [Abstract]
2023			0
2022			0
2021			0
2020			0
2019			0
Prior			0
Revolving loans amortized cost basis			0
Total	0	0	0	0
Year-to-date Net Charge-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	0
Residential Construction [Member] | Pass [Member]
Risk Ratings by Loan Class [Abstract]
2023	3,086		3,086
2022	4,521		4,521
2021	2,994		2,994
2020	0		0
2019	0		0
Prior	0		0
Revolving loans amortized cost basis	0		0
Total	10,601		10,601		10,167
Residential Construction [Member] | Special Mention [Member]
Risk Ratings by Loan Class [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans amortized cost basis	0		0
Total	0		0		0
Residential Construction [Member] | Substandard [Member]
Risk Ratings by Loan Class [Abstract]
2023	0		0
2022	3,420		3,420
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans amortized cost basis	0		0
Total	3,420		3,420		0
Residential Construction [Member] | Doubtful/Loss [Member]
Risk Ratings by Loan Class [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans amortized cost basis	0		0
Total	0		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	357		357
2022	801		801
2021	138		138
2020	172		172
2019	64		64
Prior	433		433
Revolving loans amortized cost basis	12,861		12,861
Total	14,826		14,826		15,287
Year-to-date Charge-offs [Abstract]
2023			(10)
2022			0
2021			0
2020			0
2019			0
Prior			0
Revolving loans amortized cost basis			0
Total	(9)	(30)	(10)	(39)
Year-to-date Recoveries [Abstract]
2023			0
2022			0
2021			0
2020			0
2019			0
Prior			1
Revolving loans amortized cost basis			0
Total	0	1	1	6
Year-to-date Net Charge-offs [Abstract]
2023			(10)
2022			0
2021			0
2020			0
2019			0
Prior			1
Revolving loans amortized cost basis			0
Net (charge-offs)/recoveries		$ (29)	(9)	$ (33)
Consumer [Member] | Pass [Member]
Risk Ratings by Loan Class [Abstract]
2023	357		357
2022	801		801
2021	138		138
2020	172		172
2019	64		64
Prior	433		433
Revolving loans amortized cost basis	12,162		12,162
Total	14,127		14,127		14,650
Consumer [Member] | Special Mention [Member]
Risk Ratings by Loan Class [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans amortized cost basis	0		0
Total	0		0		0
Consumer [Member] | Substandard [Member]
Risk Ratings by Loan Class [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans amortized cost basis	699		699
Total	699		699		637
Consumer [Member] | Doubtful/Loss [Member]
Risk Ratings by Loan Class [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans amortized cost basis	$ 0		$ 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