Annual report pursuant to Section 13 and 15(d)

Shareholders' Equity - Restricted Stock Awards (Details)

v3.7.0.1
Shareholders' Equity - Restricted Stock Awards (Details)
3 Months Ended 12 Months Ended
Jun. 18, 2014
USD ($)
tranche
shares
Mar. 13, 2014
USD ($)
shares
Jan. 28, 2017
USD ($)
shares
Oct. 29, 2016
USD ($)
shares
Jul. 30, 2016
USD ($)
tranche
shares
Apr. 30, 2016
USD ($)
shares
Jan. 30, 2016
USD ($)
shares
Oct. 31, 2015
USD ($)
shares
Aug. 01, 2015
USD ($)
tranche
shares
May 02, 2015
USD ($)
shares
May 03, 2014
USD ($)
shares
Jan. 28, 2017
USD ($)
shares
Jan. 30, 2016
USD ($)
Jan. 31, 2015
USD ($)
Aug. 18, 2016
USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                              
Share-based compensation expense                       $ 1,946,000 $ 2,275,000 $ 3,860,000  
Granted, shares | shares                       1,546,000      
Total grant date fair value                             $ 1,800,000
Restricted Stock [Member]                              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                              
Share-based compensation expense                       $ 1,424,000 1,664,000 1,323,000  
Unrecognized compensation cost related to non-vested awards     $ 1,594,000                 $ 1,594,000      
Weighted average expected life                       1 year 7 months 12 days      
Restricted stock vested in period, total fair value                       $ 761,000 378,000 $ 1,136,000  
Granted, shares | shares 56,000   20,045 28,119 167,142       182,334   4,000        
Award Vesting Period 12 months       12 months       12 months            
Total grant date fair value $ 281,000   $ 40,000 $ 51,000 $ 292,000       $ 520,000   $ 23,500 40,000      
Number of board members granted restricted stock 7       6       8   2        
Fiscal 2015 - Restricted Stock - Time Based [Member]                              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                              
Granted, shares | shares   53,000 10,000 34,563 60,916 188,991 37,000 32,000 26,810 67,786          
Award Vesting Period   3 years 3 years 3 years 3 years 3 years 3 years 3 years 3 years 3 years          
Total grant date fair value   $ 290,000 $ 21,000 $ 57,000 $ 78,000 $ 187,101 $ 86,360 $ 80,640 $ 158,000 $ 417,593   $ 21,000 $ 86,360