Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Schedule of Stock (Details)

v3.22.1
Stockholders' Equity - Schedule of Stock (Details) - USD ($)
$ in Thousands
 12 Months Ended
Jan. 31, 2022
Jan. 31, 2021
Jan. 31, 2020
Jun. 25, 2021
Class of Stock [Line Items]        
Shares authorized (in shares) 20,000,000 0   20,000,000
Shares issued (in shares) 0 0    
Shares outstanding (in shares) 0 0    
Net proceeds $ 0 $ 191,752 $ 0  
A        
Class of Stock [Line Items]        
Shares authorized (in shares)   26,000,001    
Shares issued (in shares)   26,000,001    
Shares outstanding (in shares)   26,000,001    
Net proceeds   $ 5,170    
Aggregate liquidation preference   5,200    
Aggregate maximum participation amount   $ 0    
B        
Class of Stock [Line Items]        
Shares authorized (in shares)   28,928,898    
Shares issued (in shares)   28,928,898    
Shares outstanding (in shares)   28,928,898    
Net proceeds   $ 14,888    
Aggregate liquidation preference   15,000    
Aggregate maximum participation amount   $ 15,000    
C        
Class of Stock [Line Items]        
Shares authorized (in shares)   11,441,559    
Shares issued (in shares)   11,441,559    
Shares outstanding (in shares)   11,441,559    
Net proceeds   $ 17,468    
Aggregate liquidation preference   17,500    
Aggregate maximum participation amount   $ 17,500    
D        
Class of Stock [Line Items]        
Shares authorized (in shares)   13,465,443    
Shares issued (in shares)   13,465,443    
Shares outstanding (in shares)   13,465,443    
Net proceeds   $ 39,943    
Aggregate liquidation preference   40,000    
Aggregate maximum participation amount   $ 40,000    
D-2        
Class of Stock [Line Items]        
Shares authorized (in shares)   5,557,644    
Shares issued (in shares)   5,557,644    
Shares outstanding (in shares)   5,557,644    
Net proceeds   $ 30,000    
Aggregate liquidation preference   30,000    
Aggregate maximum participation amount   $ 39,000    
E-1        
Class of Stock [Line Items]        
Shares authorized (in shares)   4,347,942    
Shares issued (in shares)   4,276,602    
Shares outstanding (in shares)   4,276,602    
Net proceeds   $ 22,303    
Aggregate liquidation preference   25,817    
Aggregate maximum participation amount   $ 25,817    
E-2        
Class of Stock [Line Items]        
Shares authorized (in shares)   975,114    
Shares issued (in shares)   947,341    
Shares outstanding (in shares)   947,341    
Net proceeds   $ 3,659    
Aggregate liquidation preference   7,768    
Aggregate maximum participation amount   $ 7,768    
F        
Class of Stock [Line Items]        
Shares authorized (in shares)   11,690,933    
Shares issued (in shares)   10,383,066    
Shares outstanding (in shares)   10,383,066    
Net proceeds   $ 105,074    
Aggregate liquidation preference   105,250    
Aggregate maximum participation amount   $ 105,250    
G-1        
Class of Stock [Line Items]        
Shares authorized (in shares)   10,810,810    
Shares issued (in shares)   10,810,810    
Shares outstanding (in shares)   10,810,810    
Net proceeds   $ 95,876    
Aggregate liquidation preference   100,000    
Aggregate maximum participation amount   $ 100,000    
G-2        
Class of Stock [Line Items]        
Shares authorized (in shares)   9,090,909    
Shares issued (in shares)   9,090,909    
Shares outstanding (in shares)   9,090,909    
Net proceeds   $ 95,876    
Aggregate liquidation preference   100,000    
Aggregate maximum participation amount   $ 100,000    
Convertible Preferred Stock        
Class of Stock [Line Items]        
Shares authorized (in shares) 0 122,309,253    
Shares issued (in shares) 0 120,902,273    
Shares outstanding (in shares) 0 120,902,273    
Net proceeds   $ 430,257    
Aggregate liquidation preference   446,535    
Aggregate maximum participation amount   $ 450,335