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 |