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Inventories
6 Months Ended
Jun. 30, 2012
Inventory, Net [Abstract]  
Inventories
Inventories 
 
June 30,
2012
December 31,
2011
Finished products
$
3,927

$
4,541

Semifinished products
1,746

2,293

Raw materials, stores and supplies
1,234

1,262

 
6,907

8,096

Adjustment of inventories to a last-in, first-out (LIFO) basis
(896
)
(901
)
Total
$
6,011

$
7,195