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Share-based Compensation (Details) - USD ($)
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Stock-Based Compensation Expense    
Total $ 162,493 $ 79,989
Payroll and related expenses [Member]    
Stock-Based Compensation Expense    
Total   79,989
Restricted stock units [Member]    
Stock-Based Compensation Expense    
Total 130,395
Stock options [Member]    
Stock-Based Compensation Expense    
Total $ 32,098 $ 79,989