Quarterly report pursuant to Section 13 or 15(d)

Stock Based Compensation (Details)

v3.21.2
Stock Based Compensation (Details)
$ / shares in Units, $ in Thousands
6 Months Ended 12 Months Ended
Jul. 31, 2021
USD ($)
Plan
$ / shares
shares
Aug. 01, 2020
USD ($)
Jan. 30, 2021
$ / shares
shares
Stock Awards [Abstract]      
Number of employee stock award plans | Plan 3    
Compensation expense | $ $ 58,918 $ 300  
Weighted Average Remaining Contractual Term [Abstract]      
Intrinsic value of stock awards outstanding | $ 1,300    
Intrinsic value of stock awards exercisable | $ 269,000    
Board of Directors [Member]      
Stock Awards [Abstract]      
Compensation expense | $ $ 200    
Employee Stock Award Plans [Member]      
Number of Shares Subject to Option [Roll Forward]      
Balance (in shares) 133,356    
Granted (in shares) 6,637    
Forfeited (in shares) (2,887)    
Canceled (in shares) (1,400)    
Exercised (in shares) (2,403)    
Balance (in shares) 133,303   133,356
Exercisable (in shares) 54,125    
Weighted Average Exercise Price [Abstract]      
Balance (in dollars per share) | $ / shares $ 20.41    
Granted (in dollars per share) | $ / shares 25.69    
Forfeited (in dollars per share) | $ / shares 7.12    
Canceled (in dollars per share) | $ / shares 34.60    
Exercised (in dollars per share) | $ / shares 7.12    
Balance (in dollars per share) | $ / shares 21.05   $ 20.41
Exercisable (in dollars per share) | $ / shares $ 38.71    
Weighted Average Remaining Contractual Term [Abstract]      
Weighted average remaining contractual term 6 years 10 months 24 days   7 years 3 months 18 days
Granted 9 years 10 months 24 days    
Forfeited 9 years    
Exercised 9 years    
Exercisable 3 years 8 months 12 days    
New Plan [Member]      
Stock Awards [Abstract]      
Equity awards authorized for issuance (in shares) 250,000    
Equity awards granted and are outstanding (in shares) 133,303    
Equity awards vested and exercisable (in shares) 54,125    
Shares available for future grants (in shares) 132,669