Allowance for Loan Losses (Details 3) - USD ($) $ in Thousands	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013
Aging of recorded investment in loans by past due category and class of loans
Fair value	$ 16,024		$ 14,606
Financing Receivable, Modifications, Recorded Investment	14,951	$ 15,028	14,758	$ 14,721	$ 21,285	$ 21,285
Commercial & Industrial
Aging of recorded investment in loans by past due category and class of loans
Fair value	1,515		4,818
Farmland
Aging of recorded investment in loans by past due category and class of loans
Fair value	0		0
Non Farm, Non Residential
Aging of recorded investment in loans by past due category and class of loans
Fair value	1,431		5,901
Agriculture
Aging of recorded investment in loans by past due category and class of loans
Fair value	0
All Other Commercial
Aging of recorded investment in loans by past due category and class of loans
Fair value	460		725
First Liens
Aging of recorded investment in loans by past due category and class of loans
Fair value	199		33
Home Equity
Aging of recorded investment in loans by past due category and class of loans
Fair value	0		0
Junior Liens
Aging of recorded investment in loans by past due category and class of loans
Fair value	0		0
Multifamily
Aging of recorded investment in loans by past due category and class of loans
Fair value	0		0
All Other Residential
Aging of recorded investment in loans by past due category and class of loans
Fair value	0		0
Motor Vehicle
Aging of recorded investment in loans by past due category and class of loans
Fair value	0		0
All Other Consumer
Aging of recorded investment in loans by past due category and class of loans
Fair value	0		0
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	756		873
Nonaccrual	16,553		15,034
Financing Receivable, Modifications, Recorded Investment	4,840		4,632
Financing Receivable, Modifications, Nonaccrual	10,127		10,142
Nonperforming Financing Receivable [Member] | Commercial & Industrial
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	0		0
Nonaccrual	4,002		3,720
Financing Receivable, Modifications, Recorded Investment	5		7
Financing Receivable, Modifications, Nonaccrual	4,793		4,961
Nonperforming Financing Receivable [Member] | Farmland
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	0		0
Nonaccrual	228		79
Financing Receivable, Modifications, Recorded Investment	0		0
Financing Receivable, Modifications, Nonaccrual	0		0
Nonperforming Financing Receivable [Member] | Non Farm, Non Residential
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	0		0
Nonaccrual	3,419		3,388
Financing Receivable, Modifications, Recorded Investment	9		10
Financing Receivable, Modifications, Nonaccrual	3,898		3,987
Nonperforming Financing Receivable [Member] | Agriculture
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	0		0
Nonaccrual	537		767
Financing Receivable, Modifications, Recorded Investment	0		0
Financing Receivable, Modifications, Nonaccrual	0		0
Nonperforming Financing Receivable [Member] | All Other Commercial
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	0		0
Nonaccrual	2,334		1,258
Financing Receivable, Modifications, Recorded Investment	0		0
Financing Receivable, Modifications, Nonaccrual	0		0
Nonperforming Financing Receivable [Member] | First Liens
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	626		603
Nonaccrual	4,275		3,861
Financing Receivable, Modifications, Recorded Investment	4,597		4,357
Financing Receivable, Modifications, Nonaccrual	1,007		842
Nonperforming Financing Receivable [Member] | Home Equity
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	24		88
Nonaccrual	306		404
Financing Receivable, Modifications, Recorded Investment	0		0
Financing Receivable, Modifications, Nonaccrual	0		0
Nonperforming Financing Receivable [Member] | Junior Liens
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	63		12
Nonaccrual	157		275
Financing Receivable, Modifications, Recorded Investment	0		0
Financing Receivable, Modifications, Nonaccrual	0		0
Nonperforming Financing Receivable [Member] | Multifamily
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	0		0
Nonaccrual	0		0
Financing Receivable, Modifications, Recorded Investment	0		0
Financing Receivable, Modifications, Nonaccrual	0		0
Nonperforming Financing Receivable [Member] | All Other Residential
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	0		5
Nonaccrual	99		111
Financing Receivable, Modifications, Recorded Investment	0		0
Financing Receivable, Modifications, Nonaccrual	0		0
Nonperforming Financing Receivable [Member] | Motor Vehicle
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	38		162
Nonaccrual	137		210
Financing Receivable, Modifications, Recorded Investment	208		257
Financing Receivable, Modifications, Nonaccrual	15		83
Nonperforming Financing Receivable [Member] | All Other Consumer
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	5		3
Nonaccrual	1,059		961
Financing Receivable, Modifications, Recorded Investment	21		1
Financing Receivable, Modifications, Nonaccrual	$ 414		$ 269