Stock-Based Compensation and Supplemental Employee Retirement Plan (Details 1) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended	9 Months Ended
	Nov. 01, 2014	Nov. 01, 2014
Number of shares:
Outstanding at February 1, 2014		882,333
Granted		1,980,241
Exercised	0	0
Canceled		(1,453,602)
Outstanding at November 1, 2014	1,408,972	1,408,972
Vested and expected to vest in the future at November 1, 2014	1,186,232	1,186,232
Exercisable at November 1, 2014	436,927	436,927
Weighted-Average Exercise Price Per Share (in dollars per share):
Outstanding at February 1, 2014		$ 3.82
Granted		$ 1.24
Exercised		$ 0.00
Canceled		$ 3.76
Outstanding at November 1, 2014	$ 1.99	$ 1.99
Vested and expected to vest in the future at November 1, 2014	$ 2.17	$ 2.17
Exercisable at November 1, 2014	$ 3.82	$ 3.82
Outstanding at November 1, 2014 Weighted Average Remaining Contractual Life		3 years 10 months 24 days
Vested and expected to vest in the future at November 1, 2014, Weighted Average Remaining Contractual Life		3 years 9 months 4 days
Exercisable at November 1, Weighted Average Remaining Contractual Life		2 years 3 months 15 days
Outstanding at November 1, 2014, Aggregate Intrinsic Value	$ 0	$ 0
Vested and expected to vest in the future at November 1, 2014, Aggregate Intrinsic Value	0	0
Exercisable at November 1, Aggregate Intrinsic Value	$ 0	$ 0