Annual report pursuant to Section 13 and 15(d)

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

v3.20.1
Shareholders' Equity - Stock Option Awards - Narrative (Details)
$ / shares in Units, $ in Thousands
12 Months Ended
Feb. 01, 2020
USD ($)
$ / shares
shares
Feb. 02, 2019
USD ($)
$ / shares
Feb. 03, 2018
USD ($)
$ / shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of omnibus stock plans for which stock awards can be currently granted 1    
Granted, weighted average grant date fair value | $ / shares $ 3.12 $ 7.35 $ 9.14
Intrinsic value of options exercised $ 0 $ 26 $ 15
Stock Option Tax Benefit [Abstract]      
Share-based Payment Arrangement, Exercise of Option, Tax Benefit $ 0 7 6
2011 Omnibus Incentive Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares authorized | shares 1,300,000    
Stock Options [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock option awards compensation expense $ 681 $ 1,157 $ 915
Unrecognized compensation cost related to non-vested awards $ 270    
Period for recognition of unrecognized compensation cost 1 year 3 months 3 days    
Stock Options [Member] | Minimum [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Purchase price of common stock, percent 100.00%    
Award Vesting Period 3 years    
Stock Options [Member] | Maximum [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Grant term limit after the effective date of the respective plan's inception 10 years    
Exercise term limit from date of grant 10 years