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Share-Based Payment Arrangements (Details 6) - USD ($)
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based compensation expense $ 2,328,218 $ 1,929,377
Non-employee consultants | Share-based awards    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based compensation expense 90,322 73,539
Non-employee consultants | Non-qualified stock options    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based compensation expense (5,915) 73,539
Non-employee consultants | Restricted stock awards    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based compensation expense $ 96,237 $ 0