Quarterly report pursuant to Section 13 or 15(d)

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

v3.10.0.1
Shareholders' Equity - Stock Option Awards - Outstanding Stock Options (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
6 Months Ended
Aug. 04, 2018
Feb. 03, 2018
2011 Omnibus Incentive Plan [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Options outstanding 5,137 3,384
Options outstanding, weighted average exercise price $ 1.40 $ 1.64
Options outstanding, weighted average remaining contractual term 8 years 7 months 29 days  
Options outstanding, aggregate intrinsic value $ 813  
Vested or expected to vest, outstanding 4,619  
Vested or expected to vest, outstanding, weighted average exercise price $ 1.43  
Vested or expected to vest, outstanding, weighted average remaining contractual term 8 years 6 months 29 days  
Vested or expected to vest, outstanding, aggregate intrinsic value $ 682  
2004 Omnibus Incentive Stock Plan [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Options outstanding 107 112
Options outstanding, weighted average exercise price $ 4.87 $ 4.86
Options outstanding, weighted average remaining contractual term 5 years 3 months 4 days  
Options outstanding, aggregate intrinsic value $ 0  
Vested or expected to vest, outstanding 107  
Vested or expected to vest, outstanding, weighted average exercise price $ 4.87  
Vested or expected to vest, outstanding, weighted average remaining contractual term 5 years 3 months 4 days  
Vested or expected to vest, outstanding, aggregate intrinsic value $ 0