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Net Loss Per Share Attributable to Common Stockholders - Additional Information (Details)
$ in Millions
 6 Months Ended
Jan. 28, 2023
class
vote
Jan. 31, 2022
USD ($)
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]    
Number of new classes of common stock authorized | class 2  
Common stock, conversion ratio 1  
Class A Common Stock    
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]    
Share repurchase amount | $   $ 150.0
IPO | Class A Common Stock    
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]    
Number of votes per share 1  
IPO | Class B Common Stock    
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]    
Number of votes per share 10