5. Property, Plant and Equipment (Details) - Property, Plant and Equipment (USD $)	6 Months Ended
	Aug. 03, 2014	Feb. 02, 2014
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Depreciable Lives	$ 55,238,000	$ 56,329,000
Less accumulated depreciation	36,023,000	36,447,000
Total depreciable property, net	19,215,000	19,882,000
Land	1,067,000	1,152,000
Construction-in-progress	2,903,000	2,718,000
Property, plant and equipment, net	23,185,000	23,752,000
Computer Software and Hardware [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Depreciable Lives	22,745,000	22,294,000
Computer Software and Hardware [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Depreciable property at cost	3 years
Computer Software and Hardware [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Depreciable property at cost	10 years
Building and Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Depreciable Lives	22,036,000	24,026,000
Building and Building Improvements [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Depreciable property at cost	15 years
Building and Building Improvements [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Depreciable property at cost	30 years
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Depreciable Lives	4,778,000	4,495,000
Depreciable property at cost	10 years
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Depreciable Lives	2,811,000	2,765,000
Depreciable property at cost	5 years
Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Depreciable Lives	2,200,000	2,060,000
Furniture and Fixtures [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Depreciable property at cost	3 years
Furniture and Fixtures [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Depreciable property at cost	8 years
Property, Plant and Equipment, Other Types [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Depreciable Lives	$ 668,000	$ 689,000
Depreciable property at cost	5 years