LOANS AND RELATED ALLOWANCE FOR LOAN LOSSES IMPAIRED FINANCING RECEIVABLE (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Impaired Financing Receivable [Abstract]
Unpaid Principal Balance	$ 20,127	$ 14,803
Recorded Investment With No Allowance	15,031	10,882
Recorded Investment With Allowance	2,662	1,402
Total Recorded Investment	17,693	12,284
Related Allowance	487	355
Average Recorded Investment	12,874	8,804	$ 9,639
Interest Income Recognized	201	180	146
Interest Income Recognized Cash Basis	7	11	0
Real Estate Loans [Member] \| Mortgages [Member]
Impaired Financing Receivable [Abstract]
Unpaid Principal Balance	953	281
Recorded Investment With No Allowance	570	114
Recorded Investment With Allowance	330	129
Total Recorded Investment	900	243
Related Allowance	22	26
Average Recorded Investment	590	240	198
Interest Income Recognized	13	12	9
Interest Income Recognized Cash Basis	0	0	0
Real Estate Loans [Member] \| Home Equity [Member]
Impaired Financing Receivable [Abstract]
Unpaid Principal Balance	57	61
Recorded Investment With No Allowance	0	0
Recorded Investment With Allowance	57	61
Total Recorded Investment	57	61
Related Allowance	10	11
Average Recorded Investment	59	88	130
Interest Income Recognized	4	4	4
Interest Income Recognized Cash Basis	0	0	0
Real Estate Loans [Member] \| Commercial [Member]
Impaired Financing Receivable [Abstract]
Unpaid Principal Balance	7,958	8,654
Recorded Investment With No Allowance	5,697	5,843
Recorded Investment With Allowance	45	225
Total Recorded Investment	5,742	6,068
Related Allowance	45	62
Average Recorded Investment	5,959	5,683	7,270
Interest Income Recognized	69	63	54
Interest Income Recognized Cash Basis	1	5	0
Real Estate Loans [Member] \| Agricultural [Member]
Impaired Financing Receivable [Abstract]
Unpaid Principal Balance	3,347	167
Recorded Investment With No Allowance	2,000	167
Recorded Investment With Allowance	1,347	0
Total Recorded Investment	3,347	167
Related Allowance	54	0
Average Recorded Investment	361	56	0
Interest Income Recognized	17	2	0
Interest Income Recognized Cash Basis	0	0	0
Consumer [Member]
Impaired Financing Receivable [Abstract]
Average Recorded Investment	0	0	10
Interest Income Recognized	0	0	0
Interest Income Recognized Cash Basis	0	0	0
Other Commercial Loans [Member]
Impaired Financing Receivable [Abstract]
Unpaid Principal Balance	6,159	5,535
Recorded Investment With No Allowance	5,135	4,653
Recorded Investment With Allowance	859	987
Total Recorded Investment	5,994	5,640
Related Allowance	326	256
Average Recorded Investment	5,715	2,700	2,031
Interest Income Recognized	87	98	79
Interest Income Recognized Cash Basis	6	6	0
Other Agricultural Loans [Member]
Impaired Financing Receivable [Abstract]
Unpaid Principal Balance	1,653	105
Recorded Investment With No Allowance	1,629	105
Recorded Investment With Allowance	24	0
Total Recorded Investment	1,653	105
Related Allowance	30	0
Average Recorded Investment	190	37	0
Interest Income Recognized	11	1	0
Interest Income Recognized Cash Basis	$ 0	$ 0	$ 0

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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://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5212-111524

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 17
-URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5258-111524

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Amount of interest income recognized that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired.

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 14A
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953550-111524

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Amount of allowance for credit losses related to recorded investment.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Recorded Investment
-URI http://asc.fasb.org/extlink&oid=65880944

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5212-111524

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Amount of unpaid principal balance of impaired financing receivables with related allowance for credit losses and without related allowance for credit losses.

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Amount of investment in impaired financing receivables for which there is a related allowance for credit losses.

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