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Inventories (Tables)
3 Months Ended
Mar. 29, 2014
Inventory Disclosure [Abstract]  
Schedule Of Inventory Current Table
The Corporation values its inventory at the lower of cost or market with approximately 71% valued by the last-in, first-out ("LIFO") costing method.

 
(In thousands)
 
March 29, 2014
 
December 28, 2013
 
 
Finished products
 
$
61,659

 
$
51,991

Materials and work in process
 
66,211

 
65,247

LIFO allowance
 
(27,587
)
 
(27,722
)
 
 
$
100,283

 
$
89,516