Fair Value Measurements (Details 2) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015	Jun. 30, 2015	Dec. 31, 2014
Financial assets, Carrying Amount
Cash and cash equivalents, Carrying Amount	$ 61,217	$ 73,811	$ 59,756	$ 96,223
Investment securities held to maturity, Carrying Amount	3,995	4,191
Loans, net, Carrying Amount	812,721	786,798
Financial liabilities, Carrying Amount
Deposits, Carrying Amount	961,094	975,464
Short-term borrowings, Carrying Amount	6,868	6,672
Financial assets, Estimated Fair Value
Investment securities held to maturity, Estimated Fair Value	4,121	4,243
Fair Value, Inputs, Level 1 [Member]
Financial assets, Carrying Amount
Cash and cash equivalents, Carrying Amount	61,217	73,811
Financial assets, Estimated Fair Value
Cash and cash equivalents, Estimated Fair Value	61,217	73,811
Fair Value, Inputs, Level 2 [Member]
Financial assets, Carrying Amount
Investment securities held to maturity, Carrying Amount	3,995	4,191
Loans, net, Carrying Amount	812,721	786,798
Financial liabilities, Carrying Amount
Deposits, Carrying Amount	961,094	975,464
Short-term borrowings, Carrying Amount	6,868	6,672
Financial assets, Estimated Fair Value
Investment securities held to maturity, Estimated Fair Value	4,121	4,243
Loans, net, Estimated Fair Value	816,765	788,187
Financial liabilities, Estimated Fair Value
Deposits, Estimated Fair Value	930,514	922,161
Short-term borrowings, Estimated Fair Value	$ 6,868	$ 6,672