Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events - Funding Agreement (Details)

v3.20.1
Subsequent Events - Funding Agreement (Details) - USD ($)
Mar. 09, 2020
Jan. 23, 2020
Mar. 31, 2020
Dec. 31, 2019
Apr. 18, 2019
Subsequent Event [Line Items]          
Common stock par value     $ 0.0001 $ 0.0001  
Warrants to purchase shares of common stock         12,756
Convertible debt | Funding Agreement          
Subsequent Event [Line Items]          
Principal amount of debt   $ 111,100      
Percentage of original issue discount   10.00%      
Period of execution of funding agreement 45 days        
Issuance of common stock, net of issuance costs (in shares)   500      
Term of warrant exercisable   5 years      
Warrants to purchase shares of common stock   7,936      
Exercise price of warrants   $ 9.80