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Stock-Based Compensation (Narrative) (Details) - Restricted Stock [Member] - USD ($)
$ in Thousands
 9 Months Ended
Oct. 28, 2023
Oct. 29, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Shares available for grant (shares) 3,042,561  
Unrecognized compensation expense $ 15,191  
Expected weighted average period of unrecognized compensation expense recognition (years) 2 years  
Total fair value of shares vested $ 2,892 $ 2,810
Director Restricted Stock Plan 2008 [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Shares vested description Shares granted under the 2008 Director Plan vest 25% on the date of grant and then in equal portions on each of the first three anniversaries of the date of grant.  
Vesting period (years) 3 years  
Percentage of shares vesting annually (percent) 25.00%  
Executive Officers [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Shares available for grant (shares) 3,000,000  
Performance Based Grant [Member] | Restricted Stock Plan 2005 [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Shares vested description Shares granted under the 2005 Plan are typically "performance based" and vest over a period of four years, only upon certification by the Compensation Committee of the Board of Directors that the Company has achieved its pre-established performance targets for the fiscal year.  
Vesting period (years) 4 years  
Non-Performance Based Grant [Member] | Restricted Stock Plan 2005 [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Shares vested description Certain shares granted under the 2005 Plan, however, are "non-performance based" and vest over a period of four years without being subject to the achievement of performance targets.  
Vesting period (years) 4 years