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Inventories
6 Months Ended
Jun. 30, 2014
Inventories  
Inventories

Note 3.  Inventories

 

Inventories are stated at lower of cost or market.  Cost is determined using a weighted average cost method for scrap, and on a first-in, first-out basis for other inventory.  Inventory consisted of the following (in thousands):

 

 

 

June 30,

 

December 31,

 

 

 

2014

 

2013

 

Raw materials

 

$

614,098 

 

$

660,384 

 

Supplies

 

288,631 

 

293,533 

 

Work in progress

 

130,908 

 

84,710 

 

Finished goods

 

287,234 

 

276,120 

 

Total inventories

 

$

1,320,871 

 

$

1,314,747