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Common Stock - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Millions
Feb. 26, 2021
Apr. 30, 2021
Jan. 31, 2021
Redeemable Convertible Preferred Stock [Line Items]      
Common stock outstanding   305,073,200 22,961,032
Common stock par value   $ 0.0001 $ 0.0001
Shares par value $ 0.0001    
Shares authorized to issue prior to merger 484,951,532    
Redeemable Convertible Preferred Stock [Member]      
Redeemable Convertible Preferred Stock [Line Items]      
Shares authorized to issue prior to merger 185,180,248    
Common Stock [Member]      
Redeemable Convertible Preferred Stock [Line Items]      
Shares authorized to issue prior to merger 299,771,284    
Common Stock [Member] | Switchback [Member]      
Redeemable Convertible Preferred Stock [Line Items]      
Business combination, stock issued 60,746,989    
Business combination, stock issued value $ 200.5    
Business combination, issuance costs $ 29.4    
Common stock outstanding 277,768,357    
Common stock par value $ 0.0001    
Voting rights one