LOANS AND ALLOWANCE FOR CREDIT LOSSES (Details) - USD ($)	3 Months Ended		12 Months Ended
	Dec. 31, 2024	Sep. 30, 2024	Dec. 31, 2024	Dec. 31, 2023
Loans
Financing Receivable, Total	$ 948,451,000		$ 948,451,000	$ 911,078,000
Loans, Net deferred loan fees and costs
2024/2023	202,000		202,000	265,000
2023/2022	40,000		40,000	281,000
2022/2021	203,000		203,000	189,000
2021/2020	134,000		134,000	136,000
2020/2019	101,000		101,000	196,000
Prior	208,000		208,000	7,000
Loans and Leases Receivable, Deferred Income, Total	888,000		888,000	1,074,000
Loans, Total
2024/2023	115,438,000		115,438,000	126,960,000
2023/2022	134,313,000		134,313,000	202,674,000
2022/2021	184,586,000		184,586,000	154,341,000
2021/2020	138,792,000		138,792,000	123,385,000
2020/2019	109,111,000		109,111,000	71,134,000
Prior	266,211,000		266,211,000	232,584,000
Financing Receivable, Total	948,451,000		948,451,000	911,078,000
Gross Charge Offs:
2024/2023				2,000
2023/2022			15,000	23,000
2022/2021			29,000	13,000
2021/2020			31,000	2,000
2020/2019			8,000	4,000
Prior			855,000	13,000
Total Gross Charge Offs		$ 741,000	938,000	57,000
Pass
Loans
2024/2023	115,236,000		115,236,000	126,637,000
2023/2022	133,853,000		133,853,000	202,307,000
2022/2021	179,778,000		179,778,000	153,565,000
2021/2020	137,865,000		137,865,000	119,588,000
2020/2019	104,905,000		104,905,000	61,486,000
Prior	248,092,000		248,092,000	222,329,000
Financing Receivable, Total	919,729,000		919,729,000	885,912,000
Loans, Total
Financing Receivable, Total	919,729,000		919,729,000	885,912,000
Special Mention
Loans
2024/2023				58,000
2022/2021	76,000		76,000
2021/2020	225,000		225,000
Prior	1,239,000		1,239,000
Financing Receivable, Total	1,540,000		1,540,000	58,000
Loans, Total
Financing Receivable, Total	1,540,000		1,540,000	58,000
Substandard
Loans
2023/2022	420,000		420,000	86,000
2022/2021	4,529,000		4,529,000	587,000
2021/2020	568,000		568,000	3,661,000
2020/2019	4,105,000		4,105,000	9,452,000
Prior	16,672,000		16,672,000	10,248,000
Financing Receivable, Total	26,294,000		26,294,000	24,034,000
Loans, Total
Financing Receivable, Total	26,294,000		26,294,000	24,034,000
Real Estate
Loans
Financing Receivable, Total	851,801,000		851,801,000	811,493,000
Loans, Net deferred loan fees and costs
2024/2023	76,000		76,000	130,000
2023/2022	(30,000)		(30,000)	176,000
2022/2021	133,000		133,000	153,000
2021/2020	123,000		123,000	116,000
2020/2019	93,000		93,000	(13,000)
Prior	13,000		13,000	8,000
Loans and Leases Receivable, Deferred Income, Total	408,000		408,000	570,000
Loans, Total
2024/2023	103,810,000		103,810,000	110,949,000
2023/2022	114,824,000		114,824,000	186,991,000
2022/2021	172,128,000		172,128,000	133,464,000
2021/2020	120,322,000		120,322,000	113,815,000
2020/2019	105,934,000		105,934,000	63,982,000
Prior	234,783,000		234,783,000	202,292,000
Financing Receivable, Total	851,801,000		851,801,000	811,493,000
Gross Charge Offs:
Prior			345,000
Total Gross Charge Offs	67,000		345,000
Real Estate | Pass
Loans
2024/2023	103,734,000		103,734,000	110,819,000
2023/2022	114,854,000		114,854,000	186,729,000
2022/2021	167,390,000		167,390,000	132,724,000
2021/2020	119,406,000		119,406,000	110,038,000
2020/2019	101,748,000		101,748,000	54,543,000
Prior	216,890,000		216,890,000	192,686,000
Financing Receivable, Total	824,022,000		824,022,000	787,539,000
Loans, Total
Financing Receivable, Total	824,022,000		824,022,000	787,539,000
Real Estate | Special Mention
Loans
2022/2021	76,000		76,000
2021/2020	225,000		225,000
Prior	1,239,000		1,239,000
Financing Receivable, Total	1,540,000		1,540,000
Loans, Total
Financing Receivable, Total	1,540,000		1,540,000
Real Estate | Substandard
Loans
2023/2022				86,000
2022/2021	4,529,000		4,529,000	587,000
2021/2020	568,000		568,000	3,661,000
2020/2019	4,093,000		4,093,000	9,452,000
Prior	16,641,000		16,641,000	9,598,000
Financing Receivable, Total	25,831,000		25,831,000	23,384,000
Loans, Total
Financing Receivable, Total	25,831,000		25,831,000	23,384,000
Agricultural
Loans
Financing Receivable, Total	939,000		939,000	671,000
Loans, Net deferred loan fees and costs
2024/2023	2,000		2,000
2023/2022	1,000		1,000	1,000
Loans and Leases Receivable, Deferred Income, Total	3,000		3,000	1,000
Loans, Total
2024/2023	61,000		61,000
2023/2022	224,000		224,000	60,000
2022/2021	43,000		43,000
Prior	611,000		611,000	611,000
Financing Receivable, Total	939,000		939,000	671,000
Agricultural | Pass
Loans
2024/2023	59,000		59,000
2023/2022	223,000		223,000	59,000
2022/2021	43,000		43,000
Prior	611,000		611,000	611,000
Financing Receivable, Total	936,000		936,000	670,000
Loans, Total
Financing Receivable, Total	936,000		936,000	670,000
Commercial and Industrial
Loans
Financing Receivable, Total	67,105,000		67,105,000	66,909,000
Loans, Net deferred loan fees and costs
2024/2023	86,000		86,000	95,000
2023/2022	49,000		49,000	83,000
2022/2021	59,000		59,000	24,000
2021/2020	5,000		5,000	17,000
2020/2019	8,000		8,000	208,000
Prior	192,000		192,000	(1,000)
Loans and Leases Receivable, Deferred Income, Total	399,000		399,000	426,000
Loans, Total
2024/2023	8,567,000		8,567,000	12,767,000
2023/2022	16,721,000		16,721,000	10,269,000
2022/2021	8,947,000		8,947,000	5,800,000
2021/2020	4,549,000		4,549,000	7,456,000
2020/2019	3,106,000		3,106,000	7,041,000
Prior	25,215,000		25,215,000	23,576,000
Financing Receivable, Total	67,105,000		67,105,000	66,909,000
Gross Charge Offs:
2021/2020			20,000
Prior			504,000
Total Gross Charge Offs			524,000
Commercial and Industrial | Pass
Loans
2024/2023	8,481,000		8,481,000	12,672,000
2023/2022	16,252,000		16,252,000	10,186,000
2022/2021	8,888,000		8,888,000	5,776,000
2021/2020	4,544,000		4,544,000	7,439,000
2020/2019	3,086,000		3,086,000	6,833,000
Prior	24,998,000		24,998,000	22,927,000
Financing Receivable, Total	66,249,000		66,249,000	65,833,000
Loans, Total
Financing Receivable, Total	66,249,000		66,249,000	65,833,000
Commercial and Industrial | Substandard
Loans
2023/2022	420,000		420,000
2020/2019	12,000		12,000
Prior	25,000		25,000	650,000
Financing Receivable, Total	457,000		457,000	650,000
Loans, Total
Financing Receivable, Total	457,000		457,000	650,000
Consumer
Loans
Financing Receivable, Total	6,459,000		6,459,000	5,824,000
Loans, Net deferred loan fees and costs
2024/2023	38,000		38,000	38,000
2023/2022	18,000		18,000	20,000
2022/2021	10,000		10,000	8,000
2021/2020	3,000		3,000	2,000
2020/2019				1,000
Loans and Leases Receivable, Deferred Income, Total	69,000		69,000	69,000
Loans, Total
2024/2023	3,000,000		3,000,000	2,511,000
2023/2022	1,310,000		1,310,000	1,258,000
2022/2021	728,000		728,000	934,000
2021/2020	580,000		580,000	208,000
2020/2019	71,000		71,000	111,000
Prior	770,000		770,000	802,000
Financing Receivable, Total	6,459,000		6,459,000	5,824,000
Gross Charge Offs:
2024/2023				2,000
2023/2022			15,000	23,000
2022/2021			29,000	13,000
2021/2020			11,000	2,000
2020/2019			8,000	4,000
Prior			6,000	13,000
Total Gross Charge Offs			69,000	57,000
Consumer | Pass
Loans
2024/2023	2,962,000		2,962,000	2,415,000
2023/2022	1,292,000		1,292,000	1,238,000
2022/2021	718,000		718,000	926,000
2021/2020	577,000		577,000	206,000
2020/2019	71,000		71,000	110,000
Prior	764,000		764,000	802,000
Financing Receivable, Total	6,384,000		6,384,000	5,697,000
Loans, Total
Financing Receivable, Total	6,384,000		6,384,000	5,697,000
Consumer | Special Mention
Loans
2024/2023				58,000
Financing Receivable, Total				58,000
Loans, Total
Financing Receivable, Total				58,000
Consumer | Substandard
Loans
Prior	6,000		6,000
Financing Receivable, Total	6,000		6,000
Loans, Total
Financing Receivable, Total	6,000		6,000
State and Political Subdivisions
Loans
Financing Receivable, Total	22,147,000		22,147,000	26,181,000
Loans, Net deferred loan fees and costs
2024/2023				2,000
2023/2022	2,000		2,000	1,000
2022/2021	1,000		1,000	4,000
2021/2020	3,000		3,000	1,000
Prior	3,000		3,000
Loans and Leases Receivable, Deferred Income, Total	9,000		9,000	8,000
Loans, Total
2024/2023				733,000
2023/2022	1,234,000		1,234,000	4,096,000
2022/2021	2,740,000		2,740,000	14,143,000
2021/2020	13,341,000		13,341,000	1,906,000
Prior	4,832,000		4,832,000	5,303,000
Financing Receivable, Total	22,147,000		22,147,000	26,181,000
State and Political Subdivisions | Pass
Loans
2024/2023				731,000
2023/2022	1,232,000		1,232,000	4,095,000
2022/2021	2,739,000		2,739,000	14,139,000
2021/2020	13,338,000		13,338,000	1,905,000
Prior	4,829,000		4,829,000	5,303,000
Financing Receivable, Total	22,138,000		22,138,000	26,173,000
Loans, Total
Financing Receivable, Total	$ 22,138,000		$ 22,138,000	$ 26,173,000