Condensed Consolidated Statement of Shareholders' Equity - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Accumulated Deficit	Treasury Stock
Balance, shares at Jan. 31, 2015		16,374,625			898,249
Balance at Jan. 31, 2015	$ 95,294	$ 164	$ 221,607	$ (117,900)	$ (8,577)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation	297		297
Exercise of stock options (shares)		17,387
Exercise of stock options	57	$ 0	57
Net (loss) income	(11,671)			(11,671)
Balance, shares at Jan. 30, 2016		16,392,012			898,249.000
Balance at Jan. 30, 2016	83,977	$ 164	221,961	(129,571)	$ (8,577)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation	87		87
Net (loss) income	(23,639)			(23,639)
Balance, shares at Jan. 28, 2017		16,392,012			898,249
Balance at Jan. 28, 2017	$ 60,425	$ 164	$ 222,048	$ (153,210)	$ (8,577)