Summary of Significant Accounting Policies - Activity For The Company's Stock Options (Details) - Stock Options - USD ($) $ / shares in Units, $ in Thousands	9 Months Ended	12 Months Ended
	Oct. 29, 2016	Jan. 30, 2016
Shares
Outstanding at the beginning of the period (in shares)	1,113,003
Granted (in shares)	18,000
Expired/forfeited (in shares)	(156,167)
Outstanding at the end of the period (in shares)	974,836	1,113,003
Vested and Exercisable at the end of the period (in shares)	677,824
Weighted Average Price
Outstanding at the beginning of the period (in dollars per share)	$ 17.50
Granted (in dollars per share)	12.24
Canceled/forfeited (in dollars per share)	18.23
Outstanding at the end of the period (in dollars per share)	17.29	$ 17.50
Vested and Exercisable at the end of the period (in dollars per share)	$ 15.90
Weighted Average Remaining Contractual Term (in years)
Outstanding	3 years 11 months 1 day	4 years 22 days
Vested and Exercisable at the end of the period	3 years 2 months 23 days
Aggregate Intrinsic Value
Outstanding at the beginning of the period (in dollars)	$ 1,339
Outstanding at the end of the period (in dollars)		$ 1,339
Unrecognized stock-based compensation
Unrecognized stock-based compensation expense (in dollars)	$ 1,315
Weighted average period for recognition of unrecognized stock-based compensation expense	1 year 6 months 26 days
Total fair value of vested options (in dollars)	$ 1,300