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Stock Based Compensation (Details Textual) - Restricted Stock Awards - 2012 Incentive Plan - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Dec. 31, 2012
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]          
Maximum shares available under equity incentive plan         500,000
Shares awarded under equity incentive plan 0 0 62,242 85,918  
Stock based compensation expense $ 201 $ 62 $ 401 $ 116  
Unrecognized compensation expense $ 1,800   $ 1,800    
Compensation cost not yet recognized, period for recognition     2 years 6 months