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Other Comprehensive Earnings (Tables)
6 Months Ended
Jun. 26, 2011
Other Comprehensive Earnings (Thousands of Dollars) [Abstract]  
Schedule of comprehensive earnings (loss)
 
Quarter Ended
Six Months Ended
 
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June 26,
June 27,
June 26,
June 27,
 
2011
2010
2011
2010
 
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Foreign currency translation adjustments
$ 4,353    
(30,355)   
33,022     
(56,364)   
Gain (loss) on cash flow hedging activities, net of tax
(332)   
5,436    
(37,340)   
30,431    
Reclassifications to earnings, net of tax:
       
   Net losses (gains) on cash flow hedging activities
 
1,911    
 
(3,321)   
 
338     
 
(4,895)   
 
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Other comprehensive earnings (loss)
$ 5,932    
(28,240)  
(3,980)   
(30,828)   
 
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