Allowance for Loan Losses (Details 5) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Analysis of risk category of loans by class of loans
Total loans	$ 1,784,609	$ 1,792,548
Commercial & Industrial
Analysis of risk category of loans by class of loans
Total loans	483,937	467,099
Farmland
Analysis of risk category of loans by class of loans
Total loans	90,537	91,056
Non Farm, Non Residential
Analysis of risk category of loans by class of loans
Total loans	238,452	241,051
Agriculture
Analysis of risk category of loans by class of loans
Total loans	105,770	134,795
All Other Commercial
Analysis of risk category of loans by class of loans
Total loans	118,822	108,137
First Liens
Analysis of risk category of loans by class of loans
Total loans	325,684	331,817
Home Equity
Analysis of risk category of loans by class of loans
Total loans	40,611	41,636
Junior Liens
Analysis of risk category of loans by class of loans
Total loans	32,585	33,189
Multifamily
Analysis of risk category of loans by class of loans
Total loans	73,779	66,511
All Other Residential
Analysis of risk category of loans by class of loans
Total loans	9,004	9,224
Motor Vehicle
Analysis of risk category of loans by class of loans
Total loans	244,950	246,395
All Other Consumer
Analysis of risk category of loans by class of loans
Total loans	20,478	21,638
Pass
Analysis of risk category of loans by class of loans
Total loans	1,139,270	1,139,535
Pass | Commercial & Industrial
Analysis of risk category of loans by class of loans
Total loans	431,610	406,650
Pass | Farmland
Analysis of risk category of loans by class of loans
Total loans	86,493	86,633
Pass | Non Farm, Non Residential
Analysis of risk category of loans by class of loans
Total loans	200,698	207,115
Pass | Agriculture
Analysis of risk category of loans by class of loans
Total loans	100,036	128,137
Pass | All Other Commercial
Analysis of risk category of loans by class of loans
Total loans	99,580	93,515
Pass | First Liens
Analysis of risk category of loans by class of loans
Total loans	111,840	114,074
Pass | Home Equity
Analysis of risk category of loans by class of loans
Total loans	12,470	12,883
Pass | Junior Liens
Analysis of risk category of loans by class of loans
Total loans	8,649	8,858
Pass | Multifamily
Analysis of risk category of loans by class of loans
Total loans	70,235	63,073
Pass | All Other Residential
Analysis of risk category of loans by class of loans
Total loans	3,269	3,643
Pass | Motor Vehicle
Analysis of risk category of loans by class of loans
Total loans	11,043	11,447
Pass | All Other Consumer
Analysis of risk category of loans by class of loans
Total loans	3,347	3,507
Special Mention
Analysis of risk category of loans by class of loans
Total loans	58,806	51,127
Special Mention | Commercial & Industrial
Analysis of risk category of loans by class of loans
Total loans	18,977	18,968
Special Mention | Farmland
Analysis of risk category of loans by class of loans
Total loans	3,699	3,631
Special Mention | Non Farm, Non Residential
Analysis of risk category of loans by class of loans
Total loans	15,687	13,408
Special Mention | Agriculture
Analysis of risk category of loans by class of loans
Total loans	5,598	6,482
Special Mention | All Other Commercial
Analysis of risk category of loans by class of loans
Total loans	8,064	2,297
Special Mention | First Liens
Analysis of risk category of loans by class of loans
Total loans	3,987	3,834
Special Mention | Home Equity
Analysis of risk category of loans by class of loans
Total loans	331	274
Special Mention | Junior Liens
Analysis of risk category of loans by class of loans
Total loans	57	60
Special Mention | Multifamily
Analysis of risk category of loans by class of loans
Total loans	2,075	1,908
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	283	219
Special Mention | All Other Consumer
Analysis of risk category of loans by class of loans
Total loans	48	46
Substandard
Analysis of risk category of loans by class of loans
Total loans	71,914	73,416
Substandard | Commercial & Industrial
Analysis of risk category of loans by class of loans
Total loans	26,280	30,986
Substandard | Farmland
Analysis of risk category of loans by class of loans
Total loans	325	347
Substandard | Non Farm, Non Residential
Analysis of risk category of loans by class of loans
Total loans	21,641	19,719
Substandard | Agriculture
Analysis of risk category of loans by class of loans
Total loans	103	105
Substandard | All Other Commercial
Analysis of risk category of loans by class of loans
Total loans	10,165	10,038
Substandard | First Liens
Analysis of risk category of loans by class of loans
Total loans	9,563	8,498
Substandard | Home Equity
Analysis of risk category of loans by class of loans
Total loans	1,326	1,071
Substandard | Junior Liens
Analysis of risk category of loans by class of loans
Total loans	517	550
Substandard | Multifamily
Analysis of risk category of loans by class of loans
Total loans	1,469	1,482
Substandard | All Other Residential
Analysis of risk category of loans by class of loans
Total loans	31	31
Substandard | Motor Vehicle
Analysis of risk category of loans by class of loans
Total loans	428	510
Substandard | All Other Consumer
Analysis of risk category of loans by class of loans
Total loans	66	79
Doubtful
Analysis of risk category of loans by class of loans
Total loans	5,420	6,176
Doubtful | Commercial & Industrial
Analysis of risk category of loans by class of loans
Total loans	3,780	4,069
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	426	809
Doubtful | Agriculture
Analysis of risk category of loans by class of loans
Total loans	0	0
Doubtful | All Other Commercial
Analysis of risk category of loans by class of loans
Total loans	41	44
Doubtful | First Liens
Analysis of risk category of loans by class of loans
Total loans	974	995
Doubtful | Home Equity
Analysis of risk category of loans by class of loans
Total loans	111	113
Doubtful | Junior Liens
Analysis of risk category of loans by class of loans
Total loans	66	67
Doubtful | Multifamily
Analysis of risk category of loans by class of loans
Total loans	0	48
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	9
Doubtful | All Other Consumer
Analysis of risk category of loans by class of loans
Total loans	22	22
Not Rated
Analysis of risk category of loans by class of loans
Total loans	509,199	522,294
Not Rated | Commercial & Industrial
Analysis of risk category of loans by class of loans
Total loans	3,290	6,426
Not Rated | Farmland
Analysis of risk category of loans by class of loans
Total loans	20	445
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	33	71
Not Rated | All Other Commercial
Analysis of risk category of loans by class of loans
Total loans	972	2,243
Not Rated | First Liens
Analysis of risk category of loans by class of loans
Total loans	199,320	204,416
Not Rated | Home Equity
Analysis of risk category of loans by class of loans
Total loans	26,373	27,295
Not Rated | Junior Liens
Analysis of risk category of loans by class of loans
Total loans	23,296	23,654
Not Rated | Multifamily
Analysis of risk category of loans by class of loans
Total loans	0	0
Not Rated | All Other Residential
Analysis of risk category of loans by class of loans
Total loans	5,704	5,550
Not Rated | Motor Vehicle
Analysis of risk category of loans by class of loans
Total loans	233,196	234,210
Not Rated | All Other Consumer
Analysis of risk category of loans by class of loans
Total loans	$ 16,995	$ 17,984