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Stockholders' Equity (Details) - USD ($)
1 Months Ended 9 Months Ended
May 15, 2020
Apr. 02, 2020
Mar. 09, 2020
Apr. 27, 2020
Sep. 26, 2019
Sep. 30, 2020
Jul. 22, 2020
Dec. 31, 2019
Stockholders' Equity (Details) [Line Items]                
Stockholders equity, reverse split         the Company’s Board of Directors approved a 1-for-4 reverse split of the Common Stock, which was effective on the OTC Markets on September 30, 2019. As a result of the reverse stock split, every 4 shares of issued and outstanding common stock were converted into 1 share of issued and outstanding common stock, with all fractional shares rounded up to the nearest whole share, and the Company’s authorized share of common stock were reduced from 200,000,000 to 50,000,000 shares. All share and per share amounts have been retroactively restated to reflect this reverse stock split.      
Common stock exercise options for proceeds           $ 636,518    
Aggregate offering price $ 75,000,000              
Net cash proceeds           $ 19,816,597    
Stock options exercisable period           10 years    
Shares available for future grants (in Shares)           1,042,520    
Expected dividend yield assumed           $ 0    
Employees with exercise price (in Shares)           950,000    
Expected life term           6 years 3 months    
Preferred Stock, Including Additional Paid in Capital, Net of Discount             $ 0  
Unrecognized stock-based compensation expense           $ 67,964,000    
unvested stock options over the weighted average remaining service period           3 years 105 days    
Recognized additional compensation expense           $ 1,500,000    
Unrecognized compensation expense           $ 90,400    
Minimum [Member]                
Stockholders' Equity (Details) [Line Items]                
Discount rate           0.36%    
Expected volatility rate           106.00%    
Maximum [Member]                
Stockholders' Equity (Details) [Line Items]                
Discount rate           0.83%    
Expected volatility rate           108.00%    
General Contractor [Member]                
Stockholders' Equity (Details) [Line Items]                
Number of options granted (in Shares)   120,000   2,000        
Aggregate fair value of options   $ 2,500,000   $ 48,000        
Discount rate   0.26%   0.27%        
Expected life term   2 years 6 months   2 years 6 months        
Expected volatility rate   118.00%   116.00%        
Options exercise price (in Dollars per share)   $ 31.59   $ 37.67        
Expected dividends rate   0.00%   0.00%        
Stock Option and Equity Incentive Plan [Member]                
Stockholders' Equity (Details) [Line Items]                
Number of options granted (in Shares)           5,152,942    
Share-based Payment Arrangement, Option [Member]                
Stockholders' Equity (Details) [Line Items]                
Options awarded (in Shares)     9          
Aggregate fair value of options           $ 31,100,000    
Aggregate intrinsic value of warrants vested and outstanding           $ 78,875,000   $ 115,731,000
Share-based Payment Arrangement, Option [Member] | Minimum [Member]                
Stockholders' Equity (Details) [Line Items]                
Exercise price (in Dollars per share)           $ 28.00    
Share-based Payment Arrangement, Option [Member] | Maximum [Member]                
Stockholders' Equity (Details) [Line Items]                
Exercise price (in Dollars per share)           $ 45.61    
Common Stock [Member]                
Stockholders' Equity (Details) [Line Items]                
Warrants for proceeds           $ 7,186,306