Quarterly report pursuant to Section 13 or 15(d)

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

v3.20.1
Shareholders' Equity - Stock Option Awards - Narrative (Details)
$ / shares in Units, $ in Thousands
3 Months Ended
May 02, 2020
USD ($)
shares
May 04, 2019
USD ($)
$ / 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   $ 3.39
Intrinsic value of options exercised $ 0 $ 0
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]    
Compensation Expense $ 117 $ 374
Unrecognized compensation cost related to non-vested awards $ 168  
Period for recognition of unrecognized compensation cost 1 year 6 days  
Stock Options [Member] | Minimum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Exercise 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