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Note 14 - Commitments and Contingencies (Tables)
12 Months Ended
Dec. 01, 2018
Notes Tables  
Lessee, Operating Lease, Disclosure [Table Text Block]
Fiscal Year
 
2019
   
2020
   
2021
   
2022
   
2023 and
Beyond
   
Total Minimum Lease
Payments
 
Operating Leases
  $
13,141
    $
8,028
    $
5,210
    $
3,950
    $
6,868
    $
37,197
 
Schedule of Loss Contingencies by Contingency [Table Text Block]
   
Year Ended
   
Year Ended
   
Year Ended
 
   
December 1,
   
December 2,
   
December 3,
 
   
2018
   
2017
   
2016
 
Lawsuits and claims settled
   
7
     
9
     
14
 
Settlement amounts
  $
390
    $
1,673
    $
1,360
 
Insurance payments received or expected to be received
  $
281
    $
1,365
    $
884