Property, Equipment and Improvements, Net (Details) (USD $)	3 Months Ended	6 Months Ended
	Aug. 02, 2014	Aug. 02, 2014	Aug. 03, 2013	Feb. 01, 2014
Property, equipment and improvements
Total property, equipment and improvements, gross	$ 187,217,000	$ 187,217,000		$ 184,647,000
Less accumulated depreciation and amortization	(145,948,000)	(145,948,000)		(148,189,000)
Total property, equipment and improvements, net	41,269,000	41,269,000		36,458,000
Asset Impairment Charges	100,000	100,000	100,000
Land
Property, equipment and improvements
Total property, equipment and improvements, gross	1,597,000	1,597,000		1,597,000
Corporate office, distribution center and related building improvements
Property, equipment and improvements
Total property, equipment and improvements, gross	12,490,000	12,490,000		12,426,000
Estimated Useful Life		25 years
Store leasehold improvements
Property, equipment and improvements
Total property, equipment and improvements, gross	54,581,000	54,581,000		52,591,000
Estimated Useful Life		10 years
Store furniture and fixtures
Property, equipment and improvements
Total property, equipment and improvements, gross	70,118,000	70,118,000		76,264,000
Store furniture and fixtures | Minimum
Property, equipment and improvements
Estimated Useful Life		3 years
Store furniture and fixtures | Maximum
Property, equipment and improvements
Estimated Useful Life		10 years
Corporate office and distribution center furniture, fixtures and equipment
Property, equipment and improvements
Total property, equipment and improvements, gross	4,431,000	4,431,000		5,069,000
Estimated Useful Life		7 years
Computer and point of sale hardware and software
Property, equipment and improvements
Total property, equipment and improvements, gross	35,755,000	35,755,000		34,808,000
Computer and point of sale hardware and software | Minimum
Property, equipment and improvements
Estimated Useful Life		3 years
Computer and point of sale hardware and software | Maximum
Property, equipment and improvements
Estimated Useful Life		5 years
Construction in progress
Property, equipment and improvements
Total property, equipment and improvements, gross	$ 8,245,000	$ 8,245,000		$ 1,892,000