Pulp And Tissue Restructuring (Charges Incurred In Connection With Restructuring) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Cost of products sold	$ 14,314	$ 14,694	$ 13,196
Charges for workforce reductions included in Mariketing, research and general expenses	4,069	3,761	3,673
Provision for income taxes	768	660	788
Restructuring charges, before tax	434
Pulp And Tissue Restructuring [Member] | Additional Streamlining [Member]
Cost of products sold	30
Charges for workforce reductions included in Mariketing, research and general expenses	0
Other Costs	0
Provision for income taxes	(12)
Restructuring charges, before tax	18
Pulp And Tissue Restructuring [Member] | Additional Streamlining [Member] | Incremental Depreciation [Member]
Cost of products sold	22
Pulp And Tissue Restructuring [Member] | Additional Streamlining [Member] | Charges For Workforce Reductions [Member]
Cost of products sold	2
Pulp And Tissue Restructuring [Member] | Additional Streamlining [Member] | Asset Impairment [Member]
Cost of products sold	0
Pulp And Tissue Restructuring [Member] | Additional Streamlining [Member] | Asset Write-Offs [Member]
Cost of products sold	3
Pulp And Tissue Restructuring [Member] | Additional Streamlining [Member] | Other Exit Costs [Member]
Cost of products sold	3
Pulp And Tissue Restructuring [Member] | Total Restructuring Cost [Member]
Cost of products sold	128
Charges for workforce reductions included in Mariketing, research and general expenses	6
Other Costs	1
Provision for income taxes	(49)
Restructuring charges, before tax	86
Pulp And Tissue Restructuring [Member] | Total Restructuring Cost [Member] | Incremental Depreciation [Member]
Cost of products sold	30
Pulp And Tissue Restructuring [Member] | Total Restructuring Cost [Member] | Charges For Workforce Reductions [Member]
Cost of products sold	2
Pulp And Tissue Restructuring [Member] | Total Restructuring Cost [Member] | Asset Impairment [Member]
Cost of products sold	0
Pulp And Tissue Restructuring [Member] | Total Restructuring Cost [Member] | Asset Write-Offs [Member]
Cost of products sold	14
Pulp And Tissue Restructuring [Member] | Total Restructuring Cost [Member] | Other Exit Costs [Member]
Cost of products sold	82
Pulp And Tissue Restructuring [Member] | Restructuring Cost [Member]
Cost of products sold	98	407
Charges for workforce reductions included in Mariketing, research and general expenses	6	6
Other Costs	1	2
Provision for income taxes	(37)	(126)
Restructuring charges, before tax	68	289
Pulp And Tissue Restructuring [Member] | Restructuring Cost [Member] | Incremental Depreciation [Member]
Cost of products sold	8	252
Pulp And Tissue Restructuring [Member] | Restructuring Cost [Member] | Charges For Workforce Reductions [Member]
Cost of products sold	0	71
Pulp And Tissue Restructuring [Member] | Restructuring Cost [Member] | Asset Impairment [Member]
Cost of products sold	0	58
Pulp And Tissue Restructuring [Member] | Restructuring Cost [Member] | Asset Write-Offs [Member]
Cost of products sold	11	19
Pulp And Tissue Restructuring [Member] | Restructuring Cost [Member] | Other Exit Costs [Member]
Cost of products sold	$ 79	$ 7