Quarterly report pursuant to Section 13 or 15(d)

Shareholders' Equity - Ordinary Shares (Details)

v3.20.1
Shareholders' Equity - Ordinary Shares (Details)
 1 Months Ended 3 Months Ended
Apr. 08, 2019
$ / shares
shares
Apr. 30, 2019
shares
Mar. 31, 2020
Vote
$ / shares
shares
Dec. 31, 2019
$ / shares
shares
Apr. 05, 2019
shares
Dec. 31, 2018
shares
SHAREHOLDERS' EQUITY            
Common stock, shares authorized     200,000,000 200,000,000    
Common stock, par value (in dollars per share) | $ / shares $ 0.0001   $ 0.0001 $ 0.0001    
Number of vote for each share | Vote     1      
Common stock, shares outstanding     7,898,965 7,995,127   7,187,500
Initial shareholders' ownership after initial public offering per agreement (as a percent)     20.00%      
Common stock, shares issued     7,898,965 7,995,127    
Shares subject to possible redemption     28,038,535 27,942,373    
Founder Shares were no longer subject to forfeiture         937,500  
Over-allotment option            
SHAREHOLDERS' EQUITY            
Common stock, shares outstanding     937,500      
Sale of units in initial public offering, gross (in shares) 3,750,000          
IPO            
SHAREHOLDERS' EQUITY            
Common stock, shares outstanding     35,937,500      
Common stock, shares issued     35,937,500      
Sale of units in initial public offering, gross (in shares) 28,750,000 28,750,000