Investment Securities (Details 3) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Fair Value
Fair Value, Less than 12 Months	$ 14,962	$ 67,928
Fair Value, 12 Months or More	54,168	37,336
Fair Value, Total	69,130	105,264
Unrealized Losses
Unrealized Losses, Less than 12 Months	68	2,441
Unrealized Losses, 12 Months or More	2,368	3,113
Unrealized Losses, Total	2,436	5,554
Obligations of states and political subdivisions
Fair Value
Fair Value, Less than 12 Months	608	19,785
Fair Value, 12 Months or More	10,449	1,883
Fair Value, Total	11,057	21,668
Unrealized Losses
Unrealized Losses, Less than 12 Months	1	1,142
Unrealized Losses, 12 Months or More	460	365
Unrealized Losses, Total	461	1,507
U.S. Government-sponsored mortgage-backed securities
Fair Value
Fair Value, Less than 12 Months	9,479	34,424
Fair Value, 12 Months or More	38,155	29,922
Fair Value, Total	47,634	64,346
Unrealized Losses
Unrealized Losses, Less than 12 Months	51	1,044
Unrealized Losses, 12 Months or More	804	833
Unrealized Losses, Total	855	1,877
U.S. Government-sponsored collateralized mortgage obligations
Fair Value
Fair Value, Less than 12 Months	4,539	6,575
Fair Value, 12 Months or More	3,000	2,095
Fair Value, Total	7,539	8,670
Unrealized Losses
Unrealized Losses, Less than 12 Months	15	126
Unrealized Losses, 12 Months or More	14	14
Unrealized Losses, Total	29	140
Trust preferred securities
Fair Value
Fair Value, 12 Months or More	680	1,633
Fair Value, Total	680	1,633
Unrealized Losses
Unrealized Losses, 12 Months or More	988	1,718
Unrealized Losses, Total	988	1,718
U.S. Government agencies and corporations
Fair Value
Fair Value, Less than 12 Months	336	7,144
Fair Value, 12 Months or More	1,884	1,803
Fair Value, Total	2,220	8,947
Unrealized Losses
Unrealized Losses, Less than 12 Months	1	129
Unrealized Losses, 12 Months or More	102	183
Unrealized Losses, Total	$ 103	$ 312