Quarterly report pursuant to Section 13 or 15(d)

Stock Options (Details Narrative)

v3.20.1
Stock Options (Details Narrative) - USD ($)
1 Months Ended 3 Months Ended 12 Months Ended
Jan. 02, 2020
Apr. 30, 2014
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2018
Jan. 02, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock-based compensation expense     $ 3,137,519 $ 3,088,939    
Option granted expected term     6 years 2 months 30 days      
Total fair value of options vested     $ 20,977,274      
Stock Option [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Weighted average grant-date fair value, options granted     $ 3.20 $ 5.40    
Average intrinsic value of options exercised     $ 936,115 $ 216,306    
Total fair value of options vested     28,661,461 $ 17,136,030    
Total unrecognized compensation expense     $ 28,013,124      
2014 Equity Incentive Plan [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock option vesting term   4 years        
Stock option expiration period   10 years        
Percentage of outstanding common shares   7.00%     7.00%  
Increase in number of shares of common stock available for issuance         3,000,000  
2014 Equity Incentive Plan [Member] | Evergreen Provision [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percentage of outstanding common shares 7.00%          
Increase in number of shares of common stock available for issuance 4,527,103          
Aggregate common stock available for stock options granted, shares 23,070,842          
Shares available for grant     5,621,910      
2014 Equity Incentive Plan [Member] | Employee Stock Option [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Aggregate common stock available for stock options granted, shares           18,543,739
Shares available for grant       5,712,719   8,072,241