v3.21.1
Restatement of previously issued financial statements - Summary of impact of the restatement on the balance sheets, statements of operations and statements of cash flows (Parenthetical) (Detail) - $ / shares
Dec. 31, 2020
Sep. 30, 2020
Restatement of Previously Issued Financial Statements [Line Items]    
Preferred stock par value $ 0.0001 $ 0.0001
Common stock par value 0.0001  
As Previously Reported [Member]    
Restatement of Previously Issued Financial Statements [Line Items]    
Preferred stock par value 0.0001  
Restatement Adjustment [Member]    
Restatement of Previously Issued Financial Statements [Line Items]    
Preferred stock par value 0.0001  
Common Class A [Member]    
Restatement of Previously Issued Financial Statements [Line Items]    
Temporary equity redemption price per share 10.00  
Common stock par value 0.0001 0.0001
Common Class A [Member] | As Previously Reported [Member]    
Restatement of Previously Issued Financial Statements [Line Items]    
Temporary equity redemption price per share 0.0001  
Common Class A [Member] | Restatement Adjustment [Member]    
Restatement of Previously Issued Financial Statements [Line Items]    
Temporary equity redemption price per share 0.0001  
Common stock par value 0.0001  
Common Class B [Member]    
Restatement of Previously Issued Financial Statements [Line Items]    
Common stock par value 0.0001 $ 0.0001
Common Class B [Member] | Restatement Adjustment [Member]    
Restatement of Previously Issued Financial Statements [Line Items]    
Common stock par value 0.0001  
Common Stock Class F [Member]    
Restatement of Previously Issued Financial Statements [Line Items]    
Common stock par value 0.0001  
Common Stock Class F [Member] | Restatement Adjustment [Member]    
Restatement of Previously Issued Financial Statements [Line Items]    
Common stock par value $ 0.0001