Asset Impairment, Exit And Implementation Costs (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended		3 Months Ended	6 Months Ended				6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2012 Total Products By Line [Member]	Jun. 30, 2012 Total Products By Line [Member]	Jun. 30, 2013 2011 Cost Reduction Program [Member]	Jun. 30, 2012 2011 Cost Reduction Program [Member]	Dec. 31, 2012 2011 Cost Reduction Program [Member]	Jun. 30, 2012 Other Costs [Member] 2011 Cost Reduction Program [Member]	Jun. 30, 2012 Net Gain [Member] Recorded in Marketing Administrative and research Costs [Member]
Restructuring Cost and Reserve [Line Items]
Implementation (Gain) Costs						$ (8)
Pre-Tax Implementation (Gain) Costs					9	(8)	1			8	(16)
Asset impairment and exit costs	1	16	1	37	16	37
Curtailment (gain) included in marketing, administration and research costs								(26)
Restructuring Reserve									$ 37