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Shareholders' Equity - Stock Option Awards - Outstanding Stock Options (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
May 01, 2021
Jan. 30, 2021
A 2011 Omnibus Incentive Plan [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Options outstanding 34,000 34,000
Options outstanding, weighted average exercise price $ 12.87 $ 12.87
Options outstanding, weighted average remaining contractual life 5 years 9 months 18 days  
Options outstanding, aggregate intrinsic value $ 8  
Vested or expected to vest, outstanding 32,000  
Vested or expected to vest, outstanding, weighted average exercise price $ 13.11  
Vested or expected to vest, outstanding, weighted average remaining contractual life 5 years 8 months 12 days  
Vested or expected to vest, outstanding, aggregate intrinsic value $ 22  
A 2011 Omnibus Incentive Plan Two [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Options outstanding 48,000  
Options outstanding, weighted average exercise price $ 8.72  
Options outstanding, weighted average remaining contractual life 9 years 10 months 24 days  
Options outstanding, aggregate intrinsic value $ 0  
Vested or expected to vest, outstanding 42,000  
Vested or expected to vest, outstanding, weighted average exercise price $ 8.72  
Vested or expected to vest, outstanding, weighted average remaining contractual life 9 years 10 months 24 days  
A2004 Omnibus Incentive Stock Plan [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Options outstanding 3,000 3,000
Options outstanding, weighted average exercise price $ 53.49 $ 53.49
Options outstanding, weighted average remaining contractual life 2 years 10 months 24 days  
Options outstanding, aggregate intrinsic value $ 0  
Vested or expected to vest, outstanding 3,000  
Vested or expected to vest, outstanding, weighted average exercise price $ 53.49  
Vested or expected to vest, outstanding, weighted average remaining contractual life 2 years 10 months 24 days  
Vested or expected to vest, outstanding, aggregate intrinsic value $ 0