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Note 13 - Financial Instruments (Tables)
9 Months Ended
Sep. 02, 2017
Notes Tables  
Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]
 
Fiscal Year of
Expiration
 
Interest Rate
   
Notional
Value
   
Fair Value
 
Pay EUR
2017
   
3.05%
    $
44,912
    $
(2,568
)
Receive USD
   
3.9145%
     
 
     
 
 
                           
Pay EUR
2018
   
3.45%
    $
44,912
    $
(3,155
)
Receive USD
   
4.5374%
     
 
     
 
 
                           
Pay EUR
2019
   
3.80%
    $
44,912
    $
(3,688
)
Receive USD
   
5.0530%
     
 
     
 
 
                           
Pay EUR
2020
   
1.95%
    $
42,600
    $
(5,082
)
Receive USD
   
4.30375%
     
 
     
 
 
Total
   
 
    $
177,336
    $
(14,493
)