Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies (Details Textual)

v3.19.1
Summary of Significant Accounting Policies (Details Textual) - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Summary of Significant Accounting Policies (Textual)    
U.S. Treasury bills $ 14,339,630  
Certificates of deposit 2,120,796  
Amortization 1,079 $ 292
Unrecognized stock option compensation expense $ 4,103,258  
Estimated useful lives of the assets 20 years  
Recognized options vest over period 4 years