Allowance for Loan Losses (Details 5) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	$ 12,432	$ 17,296
Financing Receivable, Recorded Investment, Current	1,795,142	1,752,494
Total	1,807,574	1,769,790
Commercial & Industrial
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	1,754	2,005
Financing Receivable, Recorded Investment, Current	484,840	476,984
Total	486,594	478,989
Farmland
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	1,194	135
Financing Receivable, Recorded Investment, Current	114,079	106,725
Total	115,273	106,860
Non Farm, Non Residential
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	592	2,224
Financing Receivable, Recorded Investment, Current	203,394	206,844
Total	203,986	209,068
Agriculture
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	963	427
Financing Receivable, Recorded Investment, Current	139,490	143,116
Total	140,453	143,543
All Other Commercial
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	9	57
Financing Receivable, Recorded Investment, Current	141,466	111,484
Total	141,475	111,541
First Liens
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	3,491	7,812
Financing Receivable, Recorded Investment, Current	277,145	285,913
Total	280,636	293,725
Home Equity
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	211	222
Financing Receivable, Recorded Investment, Current	35,745	37,502
Total	35,956	37,724
Junior Liens
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	514	385
Financing Receivable, Recorded Investment, Current	34,479	32,876
Total	34,993	33,261
Multifamily
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	0
Financing Receivable, Recorded Investment, Current	71,883	70,735
Total	71,883	70,735
All Other Residential
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	15
Financing Receivable, Recorded Investment, Current	7,772	10,195
Total	7,772	10,210
Motor Vehicle
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	3,503	3,961
Financing Receivable, Recorded Investment, Current	261,607	247,882
Total	265,110	251,843
All Other Consumer
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	201	53
Financing Receivable, Recorded Investment, Current	23,242	22,238
Total	23,443	22,291
Financing Receivables, 30 to 59 Days Past Due [Member]
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	5,589	10,864
Financing Receivables, 30 to 59 Days Past Due [Member] | Commercial & Industrial
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	615	326
Financing Receivables, 30 to 59 Days Past Due [Member] | Farmland
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	141	135
Financing Receivables, 30 to 59 Days Past Due [Member] | Non Farm, Non Residential
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	12	1,824
Financing Receivables, 30 to 59 Days Past Due [Member] | Agriculture
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	582	65
Financing Receivables, 30 to 59 Days Past Due [Member] | All Other Commercial
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	9	25
Financing Receivables, 30 to 59 Days Past Due [Member] | First Liens
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	981	4,960
Financing Receivables, 30 to 59 Days Past Due [Member] | Home Equity
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	64	85
Financing Receivables, 30 to 59 Days Past Due [Member] | Junior Liens
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	261	179
Financing Receivables, 30 to 59 Days Past Due [Member] | Multifamily
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	0
Financing Receivables, 30 to 59 Days Past Due [Member] | All Other Residential
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	15
Financing Receivables, 30 to 59 Days Past Due [Member] | Motor Vehicle
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	2,822	3,212
Financing Receivables, 30 to 59 Days Past Due [Member] | All Other Consumer
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	102	38
Financing Receivables, 60 to 89 Days Past Due [Member]
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	2,692	2,245
Financing Receivables, 60 to 89 Days Past Due [Member] | Commercial & Industrial
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	112	274
Financing Receivables, 60 to 89 Days Past Due [Member] | Farmland
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	1,005	0
Financing Receivables, 60 to 89 Days Past Due [Member] | Non Farm, Non Residential
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	450	90
Financing Receivables, 60 to 89 Days Past Due [Member] | Agriculture
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	38
Financing Receivables, 60 to 89 Days Past Due [Member] | All Other Commercial
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	32
Financing Receivables, 60 to 89 Days Past Due [Member] | First Liens
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	520	1,181
Financing Receivables, 60 to 89 Days Past Due [Member] | Home Equity
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	32	23
Financing Receivables, 60 to 89 Days Past Due [Member] | Junior Liens
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	23	29
Financing Receivables, 60 to 89 Days Past Due [Member] | Multifamily
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	0
Financing Receivables, 60 to 89 Days Past Due [Member] | All Other Residential
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	0
Financing Receivables, 60 to 89 Days Past Due [Member] | Motor Vehicle
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	452	568
Financing Receivables, 60 to 89 Days Past Due [Member] | All Other Consumer
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	98	10
Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	4,151	4,187
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Commercial & Industrial
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	1,027	1,405
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Farmland
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	48	0
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Non Farm, Non Residential
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	130	310
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Agriculture
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	381	324
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | All Other Commercial
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	0
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | First Liens
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	1,990	1,671
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Home Equity
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	115	114
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Junior Liens
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	230	177
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Multifamily
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	0
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | All Other Residential
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	0
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Motor Vehicle
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	229	181
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | All Other Consumer
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	$ 1	$ 5