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Supplemental Financial Statement Information (Inventories By Major Category) (Details) (USD $)
In Millions
Jun. 30, 2011
Dec. 31, 2010
Supplemental Financial Statement Information    
Raw materials $ 421 $ 419
Finished pulp, paper and packaging 1,536 1,505
Operating supplies 379 364
Other 69 59
Total $ 2,405 $ 2,347