Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Oct. 29, 2016	Jan. 30, 2016	Oct. 31, 2015
Statement of Financial Position [Abstract]
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	$ 93,312	$ 74,395	$ 70,751
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01	$ 0.01
Common stock, shares authorized	120,000,000	120,000,000	120,000,000
Common stock, shares issued	54,879,306	54,590,641	54,547,358
Common stock, shares outstanding	54,879,306	54,590,641	54,547,358