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Property and Equipment (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 29, 2012
Jun. 30, 2012
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 14,296 $ 14,241
Less accumulated depreciation (12,216) (11,949)
Net property and equipment 2,080 2,292
Machinery and equipment [Member]
   
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 5,106 5,097
Computer equipment [Member]
   
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 5,460 5,449
Software development costs [Member]
   
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 2,688 2,688
Office furniture and equipment [Member]
   
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 1,042 $ 1,007