Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity (Deficit) - Additional Information (Details)

v3.20.1
Stockholders' Equity (Deficit) - Additional Information (Details) - USD ($)
 12 Months Ended
Nov. 25, 2019
Dec. 31, 2019
Dec. 31, 2018
Dec. 12, 2017
Class Of Stock [Line Items]        
Common stock, shares authorized   100,000,000 100,000  
Common stock, voting rights per share   one    
Common stock, shares issued 19,977,113 19,977,113    
Common stock, shares outstanding 19,977,113 19,977,113    
Common stock, par value   $ 0.0001   $ 0.0001
Conversion of stock, shares converted 1,321,756      
Preferred stock, shares authorized   1,000,000 1,000,000  
Preferred stock, shares issued   0 0  
Preferred stock, shares outstanding   0 0  
Common Stock | Stock Purchase Agreement        
Class Of Stock [Line Items]        
Closing of business combination share consideration 10,687,106      
Warrants        
Class Of Stock [Line Items]        
Business combination, share price   $ 11.50   $ 11.50
Number of shares of common stock each holder receive   4   0.75
Warrant agreement date   Dec. 12, 2017    
Number of fractional shares issued upon exercise of warrants   0    
Period after business combination when warrants become exercisable   30 days    
Warrants exercisable expiration period after completion of business combination   5 years    
Net cash settlement value of warrants   $ 0    
Redemption price per warrant   $ 0.01    
Minimum period of prior written notice of redemption of warrants   30 days    
Minimum price per share required for redemption of warrants   $ 18.00    
Warrants redemption covenant, threshold trading days   20 days    
Warrants redemption covenant, threshold consecutive trading days   30 days    
Warrants or rights outstanding   11,154,938