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Note 16 - Commitments and Contingencies (Tables)
9 Months Ended
Sep. 01, 2018
Notes Tables  
Schedule of Loss Contingencies by Contingency [Table Text Block]
   
Nine Months Ended
   
3 Years Ended
 
   
September 1, 2018
   
September 2, 2017
   
December 2, 2017
 
Lawsuits and claims settled
 
 
7
     
7
     
33
 
Settlement amounts
 
$
334
    $
1,605
    $
3,891
 
Insurance payments received or expected to be received
 
$
281
    $
1,312
    $
2,931