Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Details)

v3.19.2
Stockholders' Equity (Details) - Warrants [Member] - $ / shares
3 Months Ended
May 05, 2019
May 06, 2018
Average Exercise Price, Outstanding, Beginning balance $ 16.83 $ 17.18
Average Exercise Price, Warrants issued 16.00 19.00
Average Exercise Price, Expired and canceled $ 17.18
Average Exercise Price, Exercised 16.00
Average Exercise Price, Warrants Outstanding, Ending balance $ 16.83 $ 19.00
Number of Warrants, Outstanding, Beginning balance 1,067,475 930,054
Number of Warrants, Warrants issued 18,166 798,975
Number of Warrants, Expired and canceled (930,054)
Number of Warrants, Exercised (10,625)
Number of Warrants, Warrants Outstanding, Ending balance 1,075,016 798,975
Weighted Average Remaining Life, Beginning balance 2 years 11 months 4 days 3 years 2 months 27 days
Weighted Average Remaining Life, Warrants issued 2 years 4 months 24 days 3 years 2 months 12 days
Weighted Average Remaining Life, Expired and canceled   3 years 2 months 12 days
Weighted Average Remaining Life, Exercised 2 years 4 months 24 days  
Weighted Average Remaining Life, Warrants Outstanding, Ending balance 2 years 8 months 5 days 3 years 1 month 24 days