Note 7 - Property and Equipment, Net (Details) - Summary of Property and Equipment (USD $)
In Thousands, unless otherwise specified
Dec. 28, 2014
Dec. 29, 2013
Property, Plant and Equipment [Line Items]    
Property and Equipment $ 195,062 $ 214,161
Less accumulated depreciation (114,708) (122,691)
80,354 91,470
Land [Member]    
Property, Plant and Equipment [Line Items]    
Property and Equipment 917 917
Building and Building Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property and Equipment 24,175 23,760
Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property and Equipment 31,458 33,066
Computer Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property and Equipment 9,735 11,518
Furniture and Fixtures [Member]    
Property, Plant and Equipment [Line Items]    
Property and Equipment 16,583 18,946
Automobiles [Member]    
Property, Plant and Equipment [Line Items]    
Property and Equipment 27 27
Leasehold Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property and Equipment 108,061 121,768
Construction in Progress [Member]    
Property, Plant and Equipment [Line Items]    
Property and Equipment $ 4,106 $ 4,159