LOANS - Average Balance of Impaired Loans and Income Recognized on Impaired Loans (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
LOANS
Average Investment in Impaired Loans	$ 18,580	$ 12,519	$ 18,407	$ 10,163
Interest Income Recognized on Impaired Loans on a Cash Basis	221	103	632	237
Commercial
LOANS
Average Investment in Impaired Loans	16,872	9,911	16,160	8,133
Interest Income Recognized on Impaired Loans on a Cash Basis	209	71	554	147
Commercial \| Real estate loan
LOANS
Average Investment in Impaired Loans	11,252	7,298	11,811	3,779
Interest Income Recognized on Impaired Loans on a Cash Basis	172	65	401	81
Commercial \| Commercial and industrial
LOANS
Average Investment in Impaired Loans	3,844	2,235	2,566	3,178
Interest Income Recognized on Impaired Loans on a Cash Basis	4	1	25	21
Commercial \| Construction Loans
LOANS
Average Investment in Impaired Loans	48	49	48	678
Interest Income Recognized on Impaired Loans on a Cash Basis	2	1	2	14
Commercial \| Loans secured by farm land
LOANS
Average Investment in Impaired Loans	84	253	84	397
Interest Income Recognized on Impaired Loans on a Cash Basis	0	2	1	26
Commercial \| Multi-family (5 or more) residential
LOANS
Average Investment in Impaired Loans	1,578	0	1,584	0
Interest Income Recognized on Impaired Loans on a Cash Basis	31	0	122	0
Commercial \| Agricultural loans
LOANS
Average Investment in Impaired Loans	66	76	67	76
Interest Income Recognized on Impaired Loans on a Cash Basis	0	2	3	4
Commercial \| Other commercial loans
LOANS
Average Investment in Impaired Loans	0	0	0	25
Interest Income Recognized on Impaired Loans on a Cash Basis	0	0	0	1
Residential mortgage
LOANS
Average Investment in Impaired Loans	1,708	2,608	2,247	2,030
Interest Income Recognized on Impaired Loans on a Cash Basis	12	32	78	90
Residential mortgage \| Real estate loan \| first liens
LOANS
Average Investment in Impaired Loans	1,322	2,159	1,830	1,579
Interest Income Recognized on Impaired Loans on a Cash Basis	11	27	68	70
Residential mortgage \| Real estate loan \| junior liens
LOANS
Average Investment in Impaired Loans	386	384	417	386
Interest Income Recognized on Impaired Loans on a Cash Basis	1	5	10	18
Residential mortgage \| Home Equity Line of Credit [Member]
LOANS
Average Investment in Impaired Loans	0	65	0	65
Interest Income Recognized on Impaired Loans on a Cash Basis	$ 0	$ 0	$ 0	$ 2

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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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5212-111524

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 17
-URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5258-111524

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Amount of interest income recognized on a cash-basis method of accounting that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired.

+ References

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