Income Taxes (Components Of Net Provisions Related To Special Items) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Income Tax Expense (Benefit) [Abstract]
Restructuring and other charges			$ (104)	$ (293)	$ (149)
Internal restructurings	14	24	14	24	0
India deal costs			0	9	0
IP UK valuation allowance release		13	0	(13)	0
Settlement of tax audits and legislative changes			0	5	0
Incentive plan deferred income tax write-off			0	0	14
Medicare D deferred income tax write-off	5		5	0	32
Cellulosic bio-fuel credits			0	0	(40)
Other tax adjustments			0	2	0
Income tax provision (benefit) related to special items			$ (85)	$ (266)	$ (143)