XML 13 R39.htm IDEA: XBRL DOCUMENT v2.4.0.6
Note 2. Summary of Significant Accounting Policies (Detail) - Property, Plant and Equipment, Estimated Useful Lives
12 Months Ended
Dec. 30, 2012
Estimated useful lives
    (years)  
Building and site improvements                                                                                                                                            
    5 - 40  
Furniture and equipment                                                                                                                                            
    3 - 15  
Building and Building Improvements [Member] | Minimum [Member]
 
Estimated useful lives 5
Building and Building Improvements [Member] | Maximum [Member]
 
Estimated useful lives 40
Furniture and Equipment [Member] | Minimum [Member]
 
Estimated useful lives 3
Furniture and Equipment [Member] | Maximum [Member]
 
Estimated useful lives 15