Quarterly report pursuant to Section 13 or 15(d)

Shareholders' Equity - Additional Information (Detail)

v3.21.2
Shareholders' Equity - Additional Information (Detail) - $ / shares
9 Months Ended
Sep. 30, 2021
Dec. 31, 2020
Stockholders Equity Note [Line Items]    
Preferred stock par or stated value per share $ 0.0001 $ 0.0001
Preferred stock shares authorized 5,000,000 5,000,000
Preferred stock shares issued 0 0
Preferred stock shares outstanding 0 0
Common Class A [Member]    
Stockholders Equity Note [Line Items]    
Common stock par or stated value per share $ 0.0001 $ 0.0001
Common stock shares authorized 500,000,000 500,000,000
Common stock shares issued 40,000,000 40,000,000
Common stock shares outstanding 40,000,000 40,000,000
Common stock description of voting rights one vote  
Common Class B [Member]    
Stockholders Equity Note [Line Items]    
Common stock par or stated value per share $ 0.0001 $ 0.0001
Common stock shares authorized 50,000,000 50,000,000
Common stock shares issued 10,000,000 10,000,000
Common stock shares outstanding 10,000,000 10,000,000
Common stock description of voting rights one vote  
Minimum common stock shares to be maintained 20.00%