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Stock-Based Compensation (Stock Options) (Details)
 3 Months Ended
Aug. 01, 2022
Jul. 31, 2022
Jul. 31, 2017
Oct. 31, 2024
USD ($)
$ / shares
shares
Oct. 31, 2023
USD ($)
Jan. 10, 2025
USD ($)
Jul. 31, 2023
Jul. 30, 2017
Weighted Average Remaining Contractual Term (Years)                
Outstanding, Ending Balance       4 years 3 months 3 days        
Aggregated Intrinsic Value                
Outstanding, Ending Balance | $       $ 0        
Additional Disclosures                
Estimated forfeitures related to unrecognized compensation expense | $       $ 6,700,000        
Forfeitures related to total unrecognized stock based compensation authorization pending | $           $ 2,000,000    
Aggregate maximum number of shares of common stock which may be issued under stock option plan (in shares) | shares       2,195,000        
Stock options                
Awards (In Shares)                
Outstanding, Beginning Balance (in shares) | shares       141,190        
Outstanding, Ending Balance (in shares) | shares       141,190        
Exercisable, Ending Balance (in shares) | shares       129,840        
Vested and Expected to Vest, Ending Balance (in shares) | shares       140,315        
Weighted Average Exercise Price (Per Share)                
Outstanding, Beginning Balance (in dollars per share) | $ / shares       $ 20.61        
Outstanding, Ending Balance (in dollars per share) | $ / shares       20.61        
Exercisable, Ending Balance (in dollars per share) | $ / shares       20.84        
Vested and Expected to Vest, Ending Balance (in dollars per share) | $ / shares       $ 20.62        
Weighted Average Remaining Contractual Term (Years)                
Exercisable, Ending Balance       4 years 1 month 20 days        
Vested And Expected To Vest, Ending Balance       4 years 3 months        
Aggregated Intrinsic Value                
Exercisable, Ending Balance | $       $ 0        
Vested and Expected to Vest, Ending Balance | $       $ 0        
Additional Disclosures                
Exercise price, lower range limit (in dollars per share) | $ / shares       $ 17.88        
Exercise price, upper range limit (in dollars per share) | $ / shares       $ 28.35        
Stock options | Maximum                
Additional Disclosures                
Contractual term (in years)       10 years        
Stock options | Tranche Two                
Additional Disclosures                
Vesting period       5 years        
Performance shares, RSUs, Restricted stock and share units                
Additional Disclosures                
Total intrinsic value relating to stock-based awards exercised during the period | $       $ 636,000 $ 2,656,000      
Performance shares | Granted since fiscal 2014 | Employees                
Additional Disclosures                
Performance period (in years)       3 years        
RSUs and restricted stock | Employees                
Additional Disclosures                
Vesting period 3 years 5 years            
Common stock, conversion ratio (in shares)   1            
RSUs and restricted stock | Non-Employee Director                
Additional Disclosures                
Vesting period 1 year 5 years 1 year          
Common stock, conversion ratio (in shares)             1 1