Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Narrative (Details)

v3.22.1
Stockholders' Equity - Narrative (Details)
$ / shares in Units, $ in Millions
 12 Months Ended
Jul. 01, 2021
USD ($)
Jun. 29, 2021
shares
Jan. 31, 2021
USD ($)
$ / shares
shares
Jan. 31, 2022
$ / shares
shares
Jun. 25, 2021
vote
$ / shares
shares
Jan. 31, 2012
$ / shares
shares
Class of Stock [Line Items]            
Common stock, shares authorized (in shares)     299,000,000 0    
Common stock, par value (in dollars per share) | $ / shares     $ 0.00003 $ 0.00003    
Preferred stock, shares authorized (in shares)     0 20,000,000 20,000,000  
Preferred stock, par value (in dollars per share) | $ / shares     $ 0.00003 $ 0.00003 $ 0.00003  
Net proceeds from offering | $ $ 276.0          
Number of shares called by warrants or rights (in shares)     2,500,000     231,000
Warrant exercise price (in dollars per share) | $ / shares     $ 10.00     $ 0.08
Fair value of warrants | $     $ 7.6      
Private Placement            
Class of Stock [Line Items]            
Net proceeds from offering | $     $ 200.0      
A            
Class of Stock [Line Items]            
Common stock, shares authorized (in shares)     0 2,000,000,000    
Common stock, par value (in dollars per share) | $ / shares     $ 0.00003 $ 0.00003 $ 0.00003  
Preferred stock, shares authorized (in shares)     26,000,001      
Votes per share | vote         1  
Common stock, conversion ratio         1  
B            
Class of Stock [Line Items]            
Common stock, shares authorized (in shares)     0 310,000,000    
Common stock, par value (in dollars per share) | $ / shares     $ 0.00003 $ 0.00003 $ 0.00003  
Preferred stock, shares authorized (in shares)     28,928,898      
Votes per share | vote         10  
Common stock, conversion ratio         1  
Shares issued upon conversion of convertible preferred stock (in shares)         120,902,273  
Convertible preferred stock, conversion ratio         1  
Shares issued upon cashless exercise of common stock warrants (in shares)   230,259        
G-1            
Class of Stock [Line Items]            
Preferred stock, shares authorized (in shares)     10,810,810      
Offering price (in dollars per share) | $ / shares     $ 9.25      
Carrying value of preferred stock | $     $ 95.9      
G-1 | Private Placement            
Class of Stock [Line Items]            
Number of shares issued and sold (in shares)     10,800,000      
Offering price (in dollars per share) | $ / shares     $ 9.25      
G-2            
Class of Stock [Line Items]            
Preferred stock, shares authorized (in shares)     9,090,909      
Offering price (in dollars per share) | $ / shares     $ 11.00      
Carrying value of preferred stock | $     $ 95.9      
G-2 | Private Placement            
Class of Stock [Line Items]            
Number of shares issued and sold (in shares)     9,100,000      
Offering price (in dollars per share) | $ / shares     $ 11.00      
Convertible Preferred Stock            
Class of Stock [Line Items]            
Preferred stock, shares authorized (in shares)     122,309,253 0    
Preferred stock, par value (in dollars per share) | $ / shares     $ 0.00003 $ 0.00003