Registration of securities issued in business combination transactions

SHAREHOLDERS' EQUITY - Ordinary Shares (Details)

v3.21.1
SHAREHOLDERS' EQUITY - Ordinary Shares (Details) - USD ($)
 3 Months Ended 6 Months Ended
Dec. 31, 2020
Aug. 20, 2020
Sep. 30, 2020
Dec. 31, 2020
Mar. 31, 2021
Jun. 26, 2020
Common stock, par value         $ 0.0001  
Common stock, shares subject to forfeiture, as a percent of issued and outstanding shares (as a percent)   20.00%       20.00%
Class A ordinary shares, shares subject to possible redemption 18,574,269     18,574,269 17,886,418  
Class A ordinary shares            
Common stock, shares authorized 400,000,000     400,000,000 400,000,000  
Common stock, par value $ 0.0001     $ 0.0001 $ 0.0001  
Common stock, shares issued 2,925,731     2,925,731 3,613,582  
Common stock, shares outstanding 2,925,731     2,925,731 3,613,582  
Common stock, shares outstanding, subject to possible redemption 21,500,000     21,500,000 21,500,000  
Common stock, shares issued, shares subject to possible redemption 21,500,000     21,500,000    
Subject to forfeiture (in shares) 20,364,519     20,364,519    
Class B ordinary shares            
Common stock, shares authorized 10,000,000   10,000,000 10,000,000 10,000,000  
Common stock, par value $ 0.0001   $ 0.0001 $ 0.0001 $ 0.0001  
Common stock, shares issued 5,375,000 5,750,000   5,375,000 5,375,000  
Common stock, shares outstanding 5,375,000 5,750,000   5,375,000 5,375,000  
Common Stock, Voting Rights     one one    
Subject to forfeiture (in shares)   750,000       750,000
Forfeiture of founder shares (in shares)   375,000        
Forfeiture of founder shares     $ 0      
Common stock, shares subject to forfeiture, as a percent of issued and outstanding shares (as a percent)   20.00%        
Conversion ratio of stock 20.00%          
Class B ordinary shares | Sponsor Loan            
Forfeiture of founder shares (in shares)   375,000