ALLOWANCE FOR LOAN LOSSES: (Details 6) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Analysis of risk category of loans by class of loans
Total loans	$ 1,835,974	$ 1,761,323
Commercial & Industrial
Analysis of risk category of loans by class of loans
Total loans	474,904	477,475
Farmland
Analysis of risk category of loans by class of loans
Total loans	109,185	105,029
Non Farm, Non Residential
Analysis of risk category of loans by class of loans
Total loans	195,085	208,630
Agriculture
Analysis of risk category of loans by class of loans
Total loans	149,535	141,824
All Other Commercial
Analysis of risk category of loans by class of loans
Total loans	177,473	111,022
First Liens
Analysis of risk category of loans by class of loans
Total loans	269,948	292,828
Home Equity
Analysis of risk category of loans by class of loans
Total loans	36,003	37,662
Junior Liens
Analysis of risk category of loans by class of loans
Total loans	37,315	33,175
Multifamily
Analysis of risk category of loans by class of loans
Total loans	67,643	70,597
All Other Residential
Analysis of risk category of loans by class of loans
Total loans	13,002	10,185
Motor Vehicle
Analysis of risk category of loans by class of loans
Total loans	281,465	250,720
All Other Consumer
Analysis of risk category of loans by class of loans
Total loans	24,416	22,176
Pass
Analysis of risk category of loans by class of loans
Total loans	1,092,587	1,107,466
Pass | Commercial & Industrial
Analysis of risk category of loans by class of loans
Total loans	427,262	417,880
Pass | Farmland
Analysis of risk category of loans by class of loans
Total loans	95,115	93,418
Pass | Non Farm, Non Residential
Analysis of risk category of loans by class of loans
Total loans	172,739	180,659
Pass | Agriculture
Analysis of risk category of loans by class of loans
Total loans	121,983	121,244
Pass | All Other Commercial
Analysis of risk category of loans by class of loans
Total loans	163,492	95,850
Pass | First Liens
Analysis of risk category of loans by class of loans
Total loans	43,674	96,146
Pass | Home Equity
Analysis of risk category of loans by class of loans
Total loans	363	11,701
Pass | Junior Liens
Analysis of risk category of loans by class of loans
Total loans	1,826	7,493
Pass | Multifamily
Analysis of risk category of loans by class of loans
Total loans	66,133	68,972
Pass | All Other Residential
Analysis of risk category of loans by class of loans
Total loans	0	886
Pass | Motor Vehicle
Analysis of risk category of loans by class of loans
Total loans	0	10,287
Pass | All Other Consumer
Analysis of risk category of loans by class of loans
Total loans	0	2,930
Special Mention
Analysis of risk category of loans by class of loans
Total loans	47,868	56,638
Special Mention | Commercial & Industrial
Analysis of risk category of loans by class of loans
Total loans	16,286	20,422
Special Mention | Farmland
Analysis of risk category of loans by class of loans
Total loans	8,300	6,387
Special Mention | Non Farm, Non Residential
Analysis of risk category of loans by class of loans
Total loans	5,745	8,114
Special Mention | Agriculture
Analysis of risk category of loans by class of loans
Total loans	13,885	11,964
Special Mention | All Other Commercial
Analysis of risk category of loans by class of loans
Total loans	596	2,649
Special Mention | First Liens
Analysis of risk category of loans by class of loans
Total loans	1,541	4,594
Special Mention | Home Equity
Analysis of risk category of loans by class of loans
Total loans	0	387
Special Mention | Junior Liens
Analysis of risk category of loans by class of loans
Total loans	85	86
Special Mention | Multifamily
Analysis of risk category of loans by class of loans
Total loans	1,430	1,602
Special Mention | All Other Residential
Analysis of risk category of loans by class of loans
Total loans	0	0
Special Mention | Motor Vehicle
Analysis of risk category of loans by class of loans
Total loans	0	356
Special Mention | All Other Consumer
Analysis of risk category of loans by class of loans
Total loans	0	77
Substandard
Analysis of risk category of loans by class of loans
Total loans	74,699	87,604
Substandard | Commercial & Industrial
Analysis of risk category of loans by class of loans
Total loans	25,177	32,778
Substandard | Farmland
Analysis of risk category of loans by class of loans
Total loans	5,238	5,208
Substandard | Non Farm, Non Residential
Analysis of risk category of loans by class of loans
Total loans	16,601	19,857
Substandard | Agriculture
Analysis of risk category of loans by class of loans
Total loans	12,301	8,419
Substandard | All Other Commercial
Analysis of risk category of loans by class of loans
Total loans	10,058	10,887
Substandard | First Liens
Analysis of risk category of loans by class of loans
Total loans	4,466	8,598
Substandard | Home Equity
Analysis of risk category of loans by class of loans
Total loans	86	669
Substandard | Junior Liens
Analysis of risk category of loans by class of loans
Total loans	401	505
Substandard | Multifamily
Analysis of risk category of loans by class of loans
Total loans	15	0
Substandard | All Other Residential
Analysis of risk category of loans by class of loans
Total loans	0	24
Substandard | Motor Vehicle
Analysis of risk category of loans by class of loans
Total loans	331	534
Substandard | All Other Consumer
Analysis of risk category of loans by class of loans
Total loans	25	125
Doubtful
Analysis of risk category of loans by class of loans
Total loans	569	1,666
Doubtful | Commercial & Industrial
Analysis of risk category of loans by class of loans
Total loans	449	757
Doubtful | Farmland
Analysis of risk category of loans by class of loans
Total loans	0	0
Doubtful | Non Farm, Non Residential
Analysis of risk category of loans by class of loans
Total loans	0	0
Doubtful | Agriculture
Analysis of risk category of loans by class of loans
Total loans	0	27
Doubtful | All Other Commercial
Analysis of risk category of loans by class of loans
Total loans	76	101
Doubtful | First Liens
Analysis of risk category of loans by class of loans
Total loans	18	699
Doubtful | Home Equity
Analysis of risk category of loans by class of loans
Total loans	0	10
Doubtful | Junior Liens
Analysis of risk category of loans by class of loans
Total loans	26	58
Doubtful | Multifamily
Analysis of risk category of loans by class of loans
Total loans	0	0
Doubtful | All Other Residential
Analysis of risk category of loans by class of loans
Total loans	0	0
Doubtful | Motor Vehicle
Analysis of risk category of loans by class of loans
Total loans	0	0
Doubtful | All Other Consumer
Analysis of risk category of loans by class of loans
Total loans	0	14
Not Rated
Analysis of risk category of loans by class of loans
Total loans	620,251	507,949
Not Rated | Commercial & Industrial
Analysis of risk category of loans by class of loans
Total loans	5,730	5,638
Not Rated | Farmland
Analysis of risk category of loans by class of loans
Total loans	532	16
Not Rated | Non Farm, Non Residential
Analysis of risk category of loans by class of loans
Total loans	0	0
Not Rated | Agriculture
Analysis of risk category of loans by class of loans
Total loans	1,366	170
Not Rated | All Other Commercial
Analysis of risk category of loans by class of loans
Total loans	3,251	1,535
Not Rated | First Liens
Analysis of risk category of loans by class of loans
Total loans	220,249	182,791
Not Rated | Home Equity
Analysis of risk category of loans by class of loans
Total loans	35,554	24,895
Not Rated | Junior Liens
Analysis of risk category of loans by class of loans
Total loans	34,977	25,033
Not Rated | Multifamily
Analysis of risk category of loans by class of loans
Total loans	65	23
Not Rated | All Other Residential
Analysis of risk category of loans by class of loans
Total loans	13,002	9,275
Not Rated | Motor Vehicle
Analysis of risk category of loans by class of loans
Total loans	281,134	239,543
Not Rated | All Other Consumer
Analysis of risk category of loans by class of loans
Total loans	$ 24,391	$ 19,030