Quarterly report pursuant to Section 13 or 15(d)

Property and Equipment, Net (Details)

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Property and Equipment, Net (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 29, 2013
Dec. 29, 2012
Summary of property and equipment    
Property and equipment, gross $ 80,074 $ 78,242
Less accumulated depreciation, amortization and impairment (59,065) (49,683)
Property and equipment, net 21,009 28,559
Land [Member]
    
Summary of property and equipment    
Property and equipment, gross 630 630
Building [Member]
    
Summary of property and equipment    
Property and equipment, gross 8,877 10,680
Machinery and equipment [Member]
    
Summary of property and equipment    
Property and equipment, gross 13,208 13,249
Computer software (purchased and developed) and equipment [Member]
    
Summary of property and equipment    
Property and equipment, gross 51,471 46,884
Vehicles [Member]
    
Summary of property and equipment    
Property and equipment, gross 264 261
Leasehold improvements [Member]
    
Summary of property and equipment    
Property and equipment, gross 2,022 2,364
Furniture and fixtures [Member]
    
Summary of property and equipment    
Property and equipment, gross 1,107 1,131
Construction in process [Member]
    
Summary of property and equipment    
Property and equipment, gross $ 2,495 $ 3,043