Annual report pursuant to Section 13 and 15(d)

Shareholders' Equity - Stock Option Awards - Outstanding (Details)

v3.7.0.1
Shareholders' Equity - Stock Option Awards - Outstanding (Details) - USD ($)
$ / shares in Units, shares in Thousands
12 Months Ended
Jan. 28, 2017
Jan. 30, 2016
2011 Omnibus Incentive Plan [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Options outstanding 2,543 1,555
Options outstanding, weighted average exercise price $ 2.19 $ 4.30
Options outstanding, weighted average remaining contractual life 8 years 5 months 26 days  
Options outstanding, aggregate intrinsic value $ 243,000  
Vested or expected to vest, outstanding 2,373  
Vested or expected to vest, outstanding, weighted average exercise price $ 2.24  
Vested or expected to vest, outstanding, weighted average remaining contractual life 8 years 5 months 3 days  
Vested or expected to vest, outstanding, aggregate intrinsic value $ 218,000  
2004 Omnibus Incentive Stock Plan [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Options outstanding 301 670
Options outstanding, weighted average exercise price $ 5.41 $ 6.18
Options outstanding, weighted average remaining contractual life 3 years 2 months 29 days  
Options outstanding, aggregate intrinsic value $ 0  
Vested or expected to vest, outstanding 301  
Vested or expected to vest, outstanding, weighted average exercise price $ 5.41  
Vested or expected to vest, outstanding, weighted average remaining contractual life 3 years 2 months 23 days  
Vested or expected to vest, outstanding, aggregate intrinsic value $ 0  
2001 Omnibus Stock Plan [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Options outstanding 77 399
Options outstanding, weighted average exercise price $ 10.73 $ 7.78
Options outstanding, weighted average remaining contractual life 4 months 6 days  
Options outstanding, aggregate intrinsic value $ 0  
Vested or expected to vest, outstanding 77  
Vested or expected to vest, outstanding, weighted average exercise price $ 10.73  
Vested or expected to vest, outstanding, weighted average remaining contractual life 4 months 6 days  
Vested or expected to vest, outstanding, aggregate intrinsic value $ 0