Securities Available for Sale - Gross unrealized losses and the related fair value of securities available for sale (Details 1) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months, Fair Value	$ 66,385	$ 54,475
Less than 12 months, Unrealized Losses	468	308
12 months or more, Fair Value	25,533	29,689
12 months or more, Unrealized Losses	602	625
Total, Fair Value	91,918	84,164
Total, Unrealized Losses	1,070	933
State, county and municipals
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months, Fair Value	55,917	48,531
Less than 12 months, Unrealized Losses	369	288
12 months or more, Fair Value	10,402	10,338
12 months or more, Unrealized Losses	175	186
Total, Fair Value	66,319	58,869
Total, Unrealized Losses	544	474
Mortgage-backed securities
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months, Fair Value	10,288	5,944
Less than 12 months, Unrealized Losses	71	20
12 months or more, Fair Value	15,131	19,351
12 months or more, Unrealized Losses	427	439
Total, Fair Value	25,419	25,295
Total, Unrealized Losses	498	$ 459
Equity securities
Schedule of Available-for-sale Securities [Line Items]
Less than 12 months, Fair Value	180
Less than 12 months, Unrealized Losses	$ 28
12 months or more, Fair Value
12 months or more, Unrealized Losses
Total, Fair Value	$ 180
Total, Unrealized Losses	$ 28