RELATED PARTY TRANSACTIONS - Additional Information (Detail) - USD ($)
1 Months Ended 2 Months Ended 3 Months Ended 9 Months Ended
Apr. 21, 2020
Oct. 31, 2019
Dec. 31, 2019
Sep. 30, 2020
Sep. 30, 2020
Apr. 24, 2020
Feb. 29, 2020
Related Party Transaction [Line Items]              
Sale of Stock, Price Per Share           $ 10.00  
Due to Related Parties, Current     $ 10,000        
Sponsor Monthly Fee Payable $ 10,000            
Administrative Support Agreement, total expenses incurred       $ 30,000 $ 50,000    
Administrative Support Agreement, accrued expenses       $ 50,000 $ 50,000    
Amount of loans convertible into warrants     1,500,000        
Issuance of Class B ordinary share, shares   1          
Consideration received for issuance of stock to the sponsor   $ 0          
Advances from related party     17,631        
Non-interest bearing advance from the Sponsor     $ 17,631        
Scenario A [Member]              
Related Party Transaction [Line Items]              
Period after completion of business combination     1 year        
Scenario B [Member]              
Related Party Transaction [Line Items]              
Adjusted share price per share for any 20 trading days within any 30 trading day commencing at least 150 days after business combination     $ 12.00        
Private placement warrant              
Related Party Transaction [Line Items]              
Class of Warrant or Right, Per Warrant     $ 1.50   $ 1.50    
Related Party Loans [Member]              
Related Party Transaction [Line Items]              
Warrants Price Per Unit         $ 1.50    
Sponsor              
Related Party Transaction [Line Items]              
Related party transaction shares of issued and outstanding shares after initial public offering held by sponsor 20,700,000 1          
Debt Instrument, Face Amount   $ 25,000          
Related Party Transaction Number Of Shares Held   17,250,000          
Notes Payable, Other Payables [Member] | Sponsor              
Related Party Transaction [Line Items]              
Debt Instrument, Face Amount             $ 300,000
Due to Related Parties, Current             $ 300,000
Maximum [Member] | Related Party Loans [Member]              
Related Party Transaction [Line Items]              
Amount of loans convertible into warrants         $ 1,500,000    
Over-Allotment Option              
Related Party Transaction [Line Items]              
Related party transaction shares of issued and outstanding shares after initial public offering held by sponsor   0          
Over-Allotment Option | Sponsor              
Related Party Transaction [Line Items]              
Related party transaction shares of issued and outstanding shares after initial public offering held by sponsor         2,700,000    
Related Party Transaction Percentage Of Issued And Outstanding Shares After Initial Public Offering Held By Sponsor         20.00%    
Common Class A | Sponsor              
Related Party Transaction [Line Items]              
Sale of Stock, Price Per Share       $ 12.00 $ 12.00