LOANS AND RELATED ALLOWANCE FOR LOAN LOSSES PAST DUE (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Recorded investment of past due [Abstract]
Total Past Due	$ 14,133	$ 9,288
Current	782,111	681,925
PCI	3,367	3,818
Total financing receivables	799,611	695,031
90 Days and Accruing	405	623
Financing receivables on nonaccrual status [Abstract]
Total Past Due And Non-accrual	10,729	5,608
Current And Non-accrual	725	923
PCI Loans considered non accrual	0	0
Financing receivable nonaccrual status	11,454	6,531
Foregone interest income	603	463	$ 527
Financing receivables on accrual status [Abstract]
Total Past Due And Still Accruing	3,404	3,680
Current And Still Accruing	781,386	681,002
PCI Loans still accruing	3,367	3,818
Total Financing Receivables And Still Accruing	$ 788,157	688,500
Minimum [Member]
Financing receivables on nonaccrual status [Abstract]
Period of past due after which loans considered as non accrual	90 days
30 to 59 Days Past Due [Member]
Recorded investment of past due [Abstract]
Total Past Due	$ 3,024	2,509
Financing receivables on nonaccrual status [Abstract]
Total Past Due And Non-accrual	172	54
Financing receivables on accrual status [Abstract]
Total Past Due And Still Accruing	2,852	2,455
60 to 89 Days Past Due [Member]
Recorded investment of past due [Abstract]
Total Past Due	252	773
Financing receivables on nonaccrual status [Abstract]
Total Past Due And Non-accrual	105	171
Financing receivables on accrual status [Abstract]
Total Past Due And Still Accruing	147	602
90 Days Or Greater [Member]
Recorded investment of past due [Abstract]
Total Past Due	10,857	6,006
Financing receivables on nonaccrual status [Abstract]
Total Past Due And Non-accrual	10,452	5,383
Financing receivables on accrual status [Abstract]
Total Past Due And Still Accruing	405	623
Commercial [Member]
Recorded investment of past due [Abstract]
Total financing receivables	252,577	237,542
Agricultural [Member]
Recorded investment of past due [Abstract]
Total financing receivables	123,624	57,822
Consumer [Member]
Recorded investment of past due [Abstract]
Total Past Due	238	325
Current	10,763	11,209
PCI	4	9
Total financing receivables	11,005	11,543
90 Days and Accruing	67	9
Financing receivables on nonaccrual status [Abstract]
Financing receivable nonaccrual status	42	55
Consumer [Member] | 30 to 59 Days Past Due [Member]
Recorded investment of past due [Abstract]
Total Past Due	115	239
Consumer [Member] | 60 to 89 Days Past Due [Member]
Recorded investment of past due [Abstract]
Total Past Due	40	37
Consumer [Member] | 90 Days Or Greater [Member]
Recorded investment of past due [Abstract]
Total Past Due	83	49
Other Commercial Loans [Member]
Recorded investment of past due [Abstract]
Total Past Due	4,134	1,367
Current	53,884	55,316
PCI	621	866
Total financing receivables	58,639	57,549
90 Days and Accruing	0	160
Financing receivables on nonaccrual status [Abstract]
Financing receivable nonaccrual status	4,057	1,012
Other Commercial Loans [Member] | 30 to 59 Days Past Due [Member]
Recorded investment of past due [Abstract]
Total Past Due	95	143
Other Commercial Loans [Member] | 60 to 89 Days Past Due [Member]
Recorded investment of past due [Abstract]
Total Past Due	35	214
Other Commercial Loans [Member] | 90 Days Or Greater [Member]
Recorded investment of past due [Abstract]
Total Past Due	4,004	1,010
Other Agricultural Loans [Member]
Recorded investment of past due [Abstract]
Total Past Due	82	9
Current	23,306	13,648
PCI	0	0
Total financing receivables	23,388	13,657
90 Days and Accruing	5	0
Financing receivables on nonaccrual status [Abstract]
Financing receivable nonaccrual status	0	0
Other Agricultural Loans [Member] | 30 to 59 Days Past Due [Member]
Recorded investment of past due [Abstract]
Total Past Due	43	9
Other Agricultural Loans [Member] | 60 to 89 Days Past Due [Member]
Recorded investment of past due [Abstract]
Total Past Due	34	0
Other Agricultural Loans [Member] | 90 Days Or Greater [Member]
Recorded investment of past due [Abstract]
Total Past Due	5	0
State and Political Subdivision Loans [Member]
Recorded investment of past due [Abstract]
Total Past Due	0	0
Current	97,514	98,500
PCI	0	0
Total financing receivables	97,514	98,500
90 Days and Accruing	0	0
Financing receivables on nonaccrual status [Abstract]
Financing receivable nonaccrual status	0	0
State and Political Subdivision Loans [Member] | 30 to 59 Days Past Due [Member]
Recorded investment of past due [Abstract]
Total Past Due	0	0
State and Political Subdivision Loans [Member] | 60 to 89 Days Past Due [Member]
Recorded investment of past due [Abstract]
Total Past Due	0	0
State and Political Subdivision Loans [Member] | 90 Days Or Greater [Member]
Recorded investment of past due [Abstract]
Total Past Due	0	0
Real Estate Loans [Member] | Mortgages [Member]
Recorded investment of past due [Abstract]
Total Past Due	1,775	1,457
Current	146,920	139,547
PCI	35	35
Total financing receivables	148,730	141,039
90 Days and Accruing	173	321
Financing receivables on nonaccrual status [Abstract]
Financing receivable nonaccrual status	1,475	949
Real Estate Loans [Member] | Mortgages [Member] | 30 to 59 Days Past Due [Member]
Recorded investment of past due [Abstract]
Total Past Due	630	487
Real Estate Loans [Member] | Mortgages [Member] | 60 to 89 Days Past Due [Member]
Recorded investment of past due [Abstract]
Total Past Due	36	283
Real Estate Loans [Member] | Mortgages [Member] | 90 Days Or Greater [Member]
Recorded investment of past due [Abstract]
Total Past Due	1,109	687
Real Estate Loans [Member] | Home Equity [Member]
Recorded investment of past due [Abstract]
Total Past Due	642	766
Current	58,051	61,602
PCI	0	0
Total financing receivables	58,693	62,368
90 Days and Accruing	160	73
Financing receivables on nonaccrual status [Abstract]
Financing receivable nonaccrual status	95	59
Real Estate Loans [Member] | Home Equity [Member] | 30 to 59 Days Past Due [Member]
Recorded investment of past due [Abstract]
Total Past Due	384	630
Real Estate Loans [Member] | Home Equity [Member] | 60 to 89 Days Past Due [Member]
Recorded investment of past due [Abstract]
Total Past Due	49	15
Real Estate Loans [Member] | Home Equity [Member] | 90 Days Or Greater [Member]
Recorded investment of past due [Abstract]
Total Past Due	209	121
Real Estate Loans [Member] | Commercial [Member]
Recorded investment of past due [Abstract]
Total Past Due	6,117	5,020
Current	244,491	230,352
PCI	1,969	2,170
Total financing receivables	252,577	237,542
90 Days and Accruing	0	60
Financing receivables on nonaccrual status [Abstract]
Financing receivable nonaccrual status	4,445	4,422
Real Estate Loans [Member] | Commercial [Member] | 30 to 59 Days Past Due [Member]
Recorded investment of past due [Abstract]
Total Past Due	1,757	824
Real Estate Loans [Member] | Commercial [Member] | 60 to 89 Days Past Due [Member]
Recorded investment of past due [Abstract]
Total Past Due	58	57
Real Estate Loans [Member] | Commercial [Member] | 90 Days Or Greater [Member]
Recorded investment of past due [Abstract]
Total Past Due	4,302	4,139
Real Estate Loans [Member] | Agricultural [Member]
Recorded investment of past due [Abstract]
Total Past Due	1,145	344
Current	121,741	56,740
PCI	738	738
Total financing receivables	123,624	57,822
90 Days and Accruing	0	0
Financing receivables on nonaccrual status [Abstract]
Financing receivable nonaccrual status	1,340	34
Real Estate Loans [Member] | Agricultural [Member] | 30 to 59 Days Past Due [Member]
Recorded investment of past due [Abstract]
Total Past Due	0	177
Real Estate Loans [Member] | Agricultural [Member] | 60 to 89 Days Past Due [Member]
Recorded investment of past due [Abstract]
Total Past Due	0	167
Real Estate Loans [Member] | Agricultural [Member] | 90 Days Or Greater [Member]
Recorded investment of past due [Abstract]
Total Past Due	1,145	0
Real Estate Loans [Member] | Construction [Member]
Recorded investment of past due [Abstract]
Total Past Due	0	0
Current	25,441	15,011
PCI	0	0
Total financing receivables	25,441	15,011
90 Days and Accruing	0	0
Financing receivables on nonaccrual status [Abstract]
Financing receivable nonaccrual status	0	0
Real Estate Loans [Member] | Construction [Member] | 30 to 59 Days Past Due [Member]
Recorded investment of past due [Abstract]
Total Past Due	0	0
Real Estate Loans [Member] | Construction [Member] | 60 to 89 Days Past Due [Member]
Recorded investment of past due [Abstract]
Total Past Due	0	0
Real Estate Loans [Member] | Construction [Member] | 90 Days Or Greater [Member]
Recorded investment of past due [Abstract]
Total Past Due	$ 0	$ 0