Net Loss Per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	May 04, 2019	May 05, 2018
Numerator:
Net loss (a)	$ (20,990)	$ (2,986)
Earnings allocated to participating share awards (b)	0	0
Net loss attributable to common shares - Basic and diluted	$ (20,990)	$ (2,986)
Denominator:
Weighted average number of common shares outstanding — Basic	67,318,462	65,360,951
Dilutive effect of stock options, non-vested shares and warrants (c)	0	0
Weighted average number of common shares outstanding — Diluted	67,318,462	65,360,951
Net loss per common share	$ (0.31)	$ (0.05)
Net loss per common share — assuming dilution	$ (0.31)	$ (0.05)
Executive and management transition costs	$ 2,031	$ 1,024
Inventory impairment write-down	$ 6,050	0
Contract termination costs		$ 753
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	173,000	0