Property, Equipment and Improvements, Net (Details) - USD ($)	3 Months Ended
	May 05, 2018	Apr. 29, 2017	Feb. 03, 2018
Property, equipment and improvements
Total property, equipment and improvements, gross	$ 157,120,000		$ 174,345,000
Less accumulated depreciation and amortization	(116,818,000)		(126,572,000)
Total property, equipment and improvements, net	40,302,000		47,773,000
Impairment of store assets	0	$ 70,000
Land
Property, equipment and improvements
Total property, equipment and improvements, gross	0		1,597,000
Corporate office, distribution center and related building improvements
Property, equipment and improvements
Total property, equipment and improvements, gross	0		12,753,000
Store leasehold improvements
Property, equipment and improvements
Total property, equipment and improvements, gross	48,777,000		50,094,000
Store furniture and fixtures
Property, equipment and improvements
Total property, equipment and improvements, gross	68,452,000		70,447,000
Corporate office and distribution center furniture, fixtures and equipment
Property, equipment and improvements
Total property, equipment and improvements, gross	4,917,000		5,053,000
Computer and point of sale hardware and software
Property, equipment and improvements
Total property, equipment and improvements, gross	33,088,000		33,126,000
Construction in progress
Property, equipment and improvements
Total property, equipment and improvements, gross	$ 1,886,000		$ 1,275,000