Segment Reporting Pre-tax Tobacco and Health Litigation Charges (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Schedule of Pre-tax Tobacco and Health Litigation Charges [Line Items]
Loss Contingency Accrual, Provision	$ 31	$ 0	$ 35	$ 6
Smokeable Products [Member]
Schedule of Pre-tax Tobacco and Health Litigation Charges [Line Items]
Loss Contingency Accrual, Provision	16	0	19	5
Corporate Segment [Member]
Schedule of Pre-tax Tobacco and Health Litigation Charges [Line Items]
Loss Contingency Accrual, Provision	15	0	15	0
Interest Expense [Member]
Schedule of Pre-tax Tobacco and Health Litigation Charges [Line Items]
Loss Contingency Accrual, Provision	$ 0	$ 0	$ 1	$ 1