Allowance for Loan Losses (Details 3) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Aging of recorded investment in loans by past due category and class of loans
Restructured	$ 3,700	$ 1,600
Nonperforming Financing Receivable [Member]
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	1,084	3,551
Restructured	19,926	21,236
Nonaccrual	27,554	36,794
First Liens | Nonperforming Financing Receivable [Member]
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	514	1,237
Restructured	4,228	4,126
Nonaccrual	5,357	6,852
Home Equity | Nonperforming Financing Receivable [Member]
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	62	24
Restructured	0	0
Nonaccrual	191	196
Junior Liens | Nonperforming Financing Receivable [Member]
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	113	538
Restructured	0	0
Nonaccrual	557	405
Motor Vehicle | Nonperforming Financing Receivable [Member]
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	89	133
Restructured	676	685
Nonaccrual	170	174
Commercial & Industrial | Nonperforming Financing Receivable [Member]
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	245	724
Restructured	10,288	11,573
Nonaccrual	6,877	9,360
Farmland | Nonperforming Financing Receivable [Member]
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	61	231
Restructured	0	0
Nonaccrual	61	907
Non Farm, Non Residential | Nonperforming Financing Receivable [Member]
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	0	491
Restructured	4,717	4,836
Nonaccrual	8,003	6,718
Agriculture | Nonperforming Financing Receivable [Member]
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	0	69
Restructured	0	0
Nonaccrual	81	104
All Other Commercial | Nonperforming Financing Receivable [Member]
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	0	0
Restructured	0	0
Nonaccrual	4,601	4,811
Multifamily | Nonperforming Financing Receivable [Member]
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	0	101
Restructured	0	0
Nonaccrual	149	5,598
All Other Residential | Nonperforming Financing Receivable [Member]
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	0	0
Restructured	0	0
Nonaccrual	141	150
All Other Consumer | Nonperforming Financing Receivable [Member]
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	0	3
Restructured	17	16
Nonaccrual	$ 1,366	$ 1,519