Loans and Asset Quality Information (Details 12) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014 N	Jun. 30, 2013 N	Jun. 30, 2014 N	Jun. 30, 2013 N
Information related to loans modified in a troubled debt restructuring:
Number of contracts, TDRs	9	7	17	20
TDRs arising during period Pre-Modification	$ 991	$ 989	$ 2,073	$ 2,298
TDRs arising during period Post-Modification	988	990	2,042	2,292
Non-covered [Member]
Information related to loans modified in a troubled debt restructuring:
Number of contracts, TDRs	7	4	10	16
TDRs arising during period Pre-Modification	743	677	1,115	1,939
TDRs arising during period Post-Modification	743	679	1,115	1,941
Non-covered [Member] | Real estate residential, farmland and mutli-family [Member]
Information related to loans modified in a troubled debt restructuring:
Number of contracts, TDRs Accruing	5	3	6	9
TDRs arising during period - Accruing Pre-Modification	411	574	677	1,082
TDRs arising during period - Accruing Post-Modification	411	576	677	1,084
Number of contracts, TDRs Nonaccrual	2		4	3
TDRs arising during period - Nonaccrual Pre-Modification	332		438	209
TDRs arising during period - Nonaccrual Post-Modification	332		438	209
Non-covered [Member] | Real estate commercial [Member]
Information related to loans modified in a troubled debt restructuring:
Number of contracts, TDRs Accruing		1		3
TDRs arising during period - Accruing Pre-Modification		103		634
TDRs arising during period - Accruing Post-Modification		103		634
Non-covered [Member] | Consumer [Member]
Information related to loans modified in a troubled debt restructuring:
Number of contracts, TDRs Accruing				1
TDRs arising during period - Accruing Pre-Modification				14
TDRs arising during period - Accruing Post-Modification				14
Covered [Member]
Information related to loans modified in a troubled debt restructuring:
Number of contracts, TDRs Accruing	2	3	2	4
TDRs arising during period - Accruing Pre-Modification	248	312	248	359
TDRs arising during period - Accruing Post-Modification	245	311	245	351
Number of contracts, TDRs Nonaccrual			5
TDRs arising during period - Nonaccrual Pre-Modification			710
TDRs arising during period - Nonaccrual Post-Modification			$ 682