XML 93 R56.htm IDEA: XBRL DOCUMENT v3.20.1
Shareholders' Equity - Warrants (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 12 Months Ended
May 02, 2019
Nov. 27, 2018
Aug. 03, 2019
Feb. 01, 2020
Class of Warrant or Right [Line Items]        
Warrants outstanding       734,930
Warrants exercisable       734,930
Warrant exercise period 5 years     5 years
Warrants Granted September 2016 [Member]        
Class of Warrant or Right [Line Items]        
Warrants outstanding       297,616
Warrants exercisable       297,616
Exercise Price (Per Share)       $ 29.00
Expiration Date       Sep. 19, 2021
Warrants Granted November 2016 [Member]        
Class of Warrant or Right [Line Items]        
Warrants outstanding       33,386
Warrants exercisable       33,386
Exercise Price (Per Share)       $ 30.00
Expiration Date       Nov. 10, 2021
Warrants Granted January 2017 [Member]        
Class of Warrant or Right [Line Items]        
Warrants outstanding       48,930
Warrants exercisable       48,930
Exercise Price (Per Share)       $ 17.60
Expiration Date       Jan. 23, 2022
Warrants Granted March 2017 [Member]        
Class of Warrant or Right [Line Items]        
Warrants outstanding       5,000
Warrants exercisable       5,000
Exercise Price (Per Share)       $ 19.20
Expiration Date       Mar. 16, 2022
Warrants Granted May 2019 [Member]        
Class of Warrant or Right [Line Items]        
Warrants outstanding       349,998
Warrants exercisable       349,998
Exercise Price (Per Share)       $ 15.00
Expiration Date       May 02, 2024
Warrants Granted November 2018 [Member]        
Class of Warrant or Right [Line Items]        
Warrants issued   150,000    
Total grant date fair value   $ 441    
Award Vesting Period   3 years    
Warrant shares forfeited     150,000