Stockholders’ Equity - Activity In Stock Options (Details) - Stock Options - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Feb. 03, 2018	Jan. 28, 2017	Jan. 30, 2016	Jan. 31, 2015
Shares
Outstanding at the beginning of the period (in shares)	1,092,502	1,113,003	1,185,767
Granted (in shares)	143,000	142,000	335,000
Exercised (in shares)	0	0	(261,097)
Cancelled/forfeited (in shares)	(860,168)	(162,501)	(146,667)
Outstanding at the end of the period (in shares)	375,334	1,092,502	1,113,003	1,185,767
Vested and Exercisable at the end of the period (in shares)	241,666
Weighted Average Price
Outstanding at the beginning of the period (in dollars per share)	$ 16.59	$ 17.50	$ 15.89
Granted (in dollars per share)	3.61	11.29	22.79
Exercised (in dollars per share)	0.00		17.06
Cancelled/forfeited (in dollars per share)	17.05	18.22	17.33
Outstanding at the end of the period (in dollars per share)	10.60	$ 16.59	$ 17.50	$ 15.89
Vested and Exercisable at the end of the period (in dollars per share)	$ 14.23
Weighted Average Remaining Contractual Term (in years)
Outstanding	4 years 2 months 12 days	3 years 8 months 12 days	4 years 1 month 6 days	3 years 6 months
Vested and Exercisable at the end of the period	2 years 2 months 12 days
Aggregate Intrinsic Value
Outstanding at the end of the period (in dollars)			$ 1,339	$ 2,910
Fair value
Weighted average grant date fair value of options granted (in dollars per share)	$ 1.51	$ 3.82	$ 6.35
Intrinsic value of options exercised (in dollars)		$ 1,700
Unrecognized stock-based compensation
Unrecognized stock-based compensation expense (in dollars)	$ 100
Weighted average period for recognition of unrecognized stock-based compensation expense	2 years 4 months 24 days
Total fair value of vested options (in dollars)	$ 300	$ 1,300	$ 700