LOANS AND ALLOWANCE FOR CREDIT LOSSES, Allowance for Credit Losses (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Activity in ACL on loans by loan class [Roll Forward]
Beginning balance	$ 15,579		$ 14,792	$ 13,952
Total beginning balance	16,779		15,492
Charge-offs	(100)	$ (30)	(2,849)	(336)
Total charge offs	(100)
Recoveries	20	226	156	255
Total recoveries			156
Provision (recovery)	650	300	3,250	900
Total provision (recovery)	500	300	3,100	900
Net (charge-offs)/recoveries		196	(2,693)	(81)
Ending balance	16,149	14,771	16,149	14,771
Total ending balance	17,199		17,199
Impact of Adopting ASC 326 [Member] | ASU 2016-13 [Member]
Activity in ACL on loans by loan class [Roll Forward]
Ending balance	800		800
Total ending balance	1,300		1,300
Post Adopting ASC 326 [Member] | ASU 2016-13 [Member]
Activity in ACL on loans by loan class [Roll Forward]
Beginning balance		14,275
Reserve for Unfunded Commitments [Member]
Activity in ACL on loans by loan class [Roll Forward]
Total beginning balance	1,200		700
Charge-offs			0
Total charge offs	0
Recoveries	0
Total recoveries			0
Total provision (recovery)	(150)		(150)
Total ending balance	1,050		1,050
Reserve for Unfunded Commitments [Member] | Impact of Adopting ASC 326 [Member] | ASU 2016-13 [Member]
Activity in ACL on loans by loan class [Roll Forward]
Total ending balance	500		500
Commercial [Member]
Activity in ACL on loans by loan class [Roll Forward]
Beginning balance	1,775		1,463	1,604
Charge-offs	(91)	0	(269)	(297)
Recoveries	20	225	155	249
Provision (recovery)	32	(385)	(236)	(66)
Net (charge-offs)/recoveries		225	(114)	(48)
Ending balance	1,736	1,490	1,736	1,490
Commercial [Member] | Post Adopting ASC 326 [Member] | ASU 2016-13 [Member]
Activity in ACL on loans by loan class [Roll Forward]
Beginning balance		1,650
Commercial Real Estate [Member]
Activity in ACL on loans by loan class [Roll Forward]
Beginning balance	10,050		10,073	8,808
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Provision (recovery)	526	566	967	1,329
Net (charge-offs)/recoveries		0	0	0
Ending balance	10,576	10,137	10,576	10,137
Commercial Real Estate [Member] | Impact of Adopting ASC 326 [Member] | ASU 2016-13 [Member]
Activity in ACL on loans by loan class [Roll Forward]
Beginning balance		623
Ending balance	(464)		(464)
Commercial Real Estate [Member] | Post Adopting ASC 326 [Member] | ASU 2016-13 [Member]
Activity in ACL on loans by loan class [Roll Forward]
Beginning balance		9,571
Agriculture [Member]
Activity in ACL on loans by loan class [Roll Forward]
Beginning balance	939		1,757	1,482
Charge-offs	0	0	(2,567)	0
Recoveries	0	0	0	0
Provision (recovery)	80	128	2,500	340
Net (charge-offs)/recoveries		0	(2,567)	0
Ending balance	1,019	1,822	1,019	1,822
Agriculture [Member] | Impact of Adopting ASC 326 [Member] | ASU 2016-13 [Member]
Activity in ACL on loans by loan class [Roll Forward]
Ending balance	(671)		(671)
Agriculture [Member] | Post Adopting ASC 326 [Member] | ASU 2016-13 [Member]
Activity in ACL on loans by loan class [Roll Forward]
Beginning balance		1,694
Residential Mortgage [Member]
Activity in ACL on loans by loan class [Roll Forward]
Beginning balance	1,824		880	742
Charge-offs	0	0	(3)	0
Recoveries	0	0	0	0
Provision (recovery)	79	45	192	105
Net (charge-offs)/recoveries		0	(3)	0
Ending balance	1,903	847	1,903	847
Residential Mortgage [Member] | Impact of Adopting ASC 326 [Member] | ASU 2016-13 [Member]
Activity in ACL on loans by loan class [Roll Forward]
Ending balance	834		834
Residential Mortgage [Member] | Post Adopting ASC 326 [Member] | ASU 2016-13 [Member]
Activity in ACL on loans by loan class [Roll Forward]
Beginning balance		802
Residential Construction [Member]
Activity in ACL on loans by loan class [Roll Forward]
Beginning balance	487		178	74
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Provision (recovery)	(155)	(21)	(46)	56
Net (charge-offs)/recoveries		0	0	0
Ending balance	332	130	332	130
Residential Construction [Member] | Impact of Adopting ASC 326 [Member] | ASU 2016-13 [Member]
Activity in ACL on loans by loan class [Roll Forward]
Ending balance	200		200
Residential Construction [Member] | Post Adopting ASC 326 [Member] | ASU 2016-13 [Member]
Activity in ACL on loans by loan class [Roll Forward]
Beginning balance		151
Consumer [Member]
Activity in ACL on loans by loan class [Roll Forward]
Beginning balance	367		173	167
Charge-offs	(9)	(30)	(10)	(39)
Recoveries	0	1	1	6
Provision (recovery)	4	26	(3)	42
Net (charge-offs)/recoveries		(29)	(9)	(33)
Ending balance	362	176	362	176
Consumer [Member] | Impact of Adopting ASC 326 [Member] | ASU 2016-13 [Member]
Activity in ACL on loans by loan class [Roll Forward]
Ending balance	201		201
Consumer [Member] | Post Adopting ASC 326 [Member] | ASU 2016-13 [Member]
Activity in ACL on loans by loan class [Roll Forward]
Beginning balance		179
Unallocated [Member]
Activity in ACL on loans by loan class [Roll Forward]
Beginning balance	137		268	1,075
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Provision (recovery)	84	(59)	(124)	(906)
Net (charge-offs)/recoveries		0		0
Ending balance	221	169	221	$ 169
Unallocated [Member] | Impact of Adopting ASC 326 [Member] | ASU 2016-13 [Member]
Activity in ACL on loans by loan class [Roll Forward]
Ending balance	$ 77		$ 77
Unallocated [Member] | Post Adopting ASC 326 [Member] | ASU 2016-13 [Member]
Activity in ACL on loans by loan class [Roll Forward]
Beginning balance		$ 228