XML 33 R20.htm IDEA: XBRL DOCUMENT v3.7.0.1
Note 3 - Derivative Instruments and Hedging Activities (Tables)
 3 Months Ended
Mar. 31, 2017
Notes Tables  
Schedule Of Derivative Assets (Liabilities) at Fair Value [Table Text Block]
   
March 31
,
201
7
    
December
31,
201
6
  
Commodity contracts
   $
585
     $
623
  
Foreign currency contracts
    
(117
 )    
(150
 )
Interest rate swaps
    
(1,016
 )    
(1,739
 )