Note 14 - Accumulated Other Comprehensive Income (Loss) (AOCI) (Tables)
 9 Months Ended
Oct. 01, 2016
Notes Tables  
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
AOCI component
  
Balance at
January 2, 2016
   
Other
comprehensive
income (loss)
activity
    
Reclassification
adjustment for
expense included
in net income
    
Balance at
October 1, 2016
  
                                 
Pension and post employment liability and reclassification adjustments
(a)
   $ (8,722 )   $ (183 )   $ 212  
 
$
(8,693
)
Unrealized gain on investments
(b)
     11,584       (559 )     —  
 
 
11,025
  
Foreign currency translation adjustment
     (48,533 )     (8,951 )     —  
 
 
(57,484
)
AOCI (loss) income
  $ (45,671 )   $ (9,693 )   $ 212  
 
$
(55,152
)