Property and Equipment - Property and Equipment (Details) - USD ($) $ in Thousands	Jan. 30, 2016	Jan. 31, 2015
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 261,854	$ 236,302
Less: accumulated depreciation	136,892	115,974
Total property and equipment	124,962	120,328
Furniture and Fixtures
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	67,683	63,743
Equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	18,495	16,419
Leasehold Improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	94,767	81,839
Hardware And Software
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	70,393	62,925
Construction in Progress
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 10,516	$ 11,376