Pulp And Tissue Restructuring (Charges Incurred In Connection With Restructuring) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Cost of products sold	$ 14,694	$ 13,196	$ 12,695
Charges for workforce reductions included in Mariketing, research and general expenses	3,761	3,673	3,498
Provision for income taxes	660	788	746
Net charges	415
Incremental Depreciation [Member]
Net charges	252
Charges For Workforce Reductions [Member]
Cost of products sold	71
Net charges	77
Asset Impairment [Member]
Net charges	58
Asset Write-Offs [Member]
Cost of products sold	19
Net charges	19
Other Exit Costs [Member]
Cost of products sold	7
Net charges	9
Restructuring Cost [Member]
Cost of products sold	407
Provision for income taxes	(126)
Net charges	289
Restructuring Cost [Member] | Marketing, Research and General Expenses [Member]
Charges for workforce reductions included in Mariketing, research and general expenses	6
Restructuring Cost [Member] | Other (Income) And Expense, Net [Member]
Other Costs	$ 2