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Common Stock and Redeemable Convertible Preferred Stock (Details)
$ / shares in Units, $ in Millions
 1 Months Ended
May 26, 2021
shares
May 14, 2021
shares
May 31, 2021
USD ($)
shares
Jan. 31, 2021
USD ($)
shares
Jun. 30, 2021
vote
$ / shares
shares
Dec. 31, 2020
$ / shares
shares
Class of Stock [Line Items]            
Common stock, authorized (in shares)         1,450,000,000  
Preferred stock, authorized (in shares)         50,000,000 0
Common stock, par value (in dollars per share) | $ / shares         $ 0.00001  
Preferred stock, par value (in dollars per share) | $ / shares         $ 0.00001 $ 0.00001
Common shares repurchased (in shares)     100,000 50,000    
Common shares repurchased, amount | $     $ 2.3 $ 0.5    
Common Class A            
Class of Stock [Line Items]            
Common stock, authorized (in shares)         700,000,000 0
Common stock, par value (in dollars per share) | $ / shares         $ 0.00001 $ 0.00001
Number of votes entitled per share | vote         1  
Common Class B            
Class of Stock [Line Items]            
Common stock, authorized (in shares)         700,000,000 137,800,000
Common stock, par value (in dollars per share) | $ / shares         $ 0.00001  
Number of votes entitled per share | vote         20  
Common Class B | Common Stock            
Class of Stock [Line Items]            
Conversion of redeemable convertible preferred stock to common stock (in shares) 3,100,000 24,200,000