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Defined Contribution Plan (Details Textual) - USD ($)
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Defined Contribution Plan Details    
Defined Contribution Plan, Employer Matching Contribution, Percent of Match 100.00%  
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent 3.00%  
Defined Contribution Plan, Employer Matching Contribution, Percent of Match 50.00%  
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent 2.00%  
Defined Contribution Plan, Cost Recognized $ 35,488 $ 18,315