XML 97 R11.htm IDEA: XBRL DOCUMENT v2.4.0.6
Inventories
12 Months Ended
Dec. 31, 2012
Inventory, Net [Abstract]  
Inventories
Inventories
Inventories consist of the following at December 31:
 
 
2012
 
2011
Finished products
 
$
200,940

 
$
234,830

Feedstock, additives and chemicals
 
143,912

 
207,899

Materials and supplies
 
54,446

 
48,048

Inventories
 
$
399,298

 
$
490,777