Contingencies (Other Litigation Matters Narrative) (Details) (USD $)	3 Months Ended
	Mar. 31, 2013
Loss Contingencies [Line Items]
Lights Ultra Lights Class Certification Cases Pending in United States	14
"Lights/Ultra Lights" Class Actions [Member] | Illinois Price [Member]
Loss Contingencies [Line Items]
Loss contingency, period of occurrence	March 2003
Compensatory damages jury award total	$ 7,100,000,000
Punitive damages jury award total all defendants	$ 3,000,000,000
Loss contingency, reversal of judgment date	December 2005
Loss Contingency, Date of Dismissal	Dec. 31, 2006