Securities Available for Sale (Details 3) - Temporarily impaired securities - USD ($) $ in Thousands	Mar. 31, 2015	Dec. 31, 2014
Schedule of Available-for-sale Securities [Line Items]
Continuous Unrealized Losses Existing 12 Months or Less Fair Value	$ 3,414	$ 7,174
Continuous Unrealized Losses Existing 12 Months or Less Unrealized Loss	11	26
Continuous Unrealized Losses Existing Greater Than 12 Months Fair Value	10,501	12,996
Continuous Unrealized Losses Existing Greater Than 12 Months Unrealized Loss	75	200
Total Fair Value	13,915	20,170
Total Unrealized Loss	86	226
Residential mortgage-backed agencies
Schedule of Available-for-sale Securities [Line Items]
Continuous Unrealized Losses Existing 12 Months or Less Fair Value	2,190	5,679
Continuous Unrealized Losses Existing 12 Months or Less Unrealized Loss	8	20
Continuous Unrealized Losses Existing Greater Than 12 Months Fair Value	8,501	10,566
Continuous Unrealized Losses Existing Greater Than 12 Months Unrealized Loss	60	171
Total Fair Value	10,691	16,245
Total Unrealized Loss	$ 68	$ 191
SBA pools
Schedule of Available-for-sale Securities [Line Items]
Continuous Unrealized Losses Existing 12 Months or Less Fair Value
Continuous Unrealized Losses Existing 12 Months or Less Unrealized Loss
Continuous Unrealized Losses Existing Greater Than 12 Months Fair Value	$ 1,073	$ 1,250
Continuous Unrealized Losses Existing Greater Than 12 Months Unrealized Loss	3	9
Total Fair Value	1,073	1,250
Total Unrealized Loss	3	9
Obligations of states and political subdivisions
Schedule of Available-for-sale Securities [Line Items]
Continuous Unrealized Losses Existing 12 Months or Less Fair Value	1,224	1,495
Continuous Unrealized Losses Existing 12 Months or Less Unrealized Loss	3	6
Continuous Unrealized Losses Existing Greater Than 12 Months Fair Value	927	1,180
Continuous Unrealized Losses Existing Greater Than 12 Months Unrealized Loss	12	20
Total Fair Value	2,151	2,675
Total Unrealized Loss	$ 15	$ 26