Contingencies (Health Care Cost Recovery - Certain Other Tobacco-Related Litigation, Guarantees and Other Similar Matters) (Details)	1 Months Ended	12 Months Ended
	Apr. 30, 2014 case defendant	Dec. 31, 2017 USD ($) plantiff	Dec. 31, 2016 USD ($)	Sep. 30, 2016 case	Jul. 31, 2016 case
Loss Contingencies [Line Items]
Contingent liability related to performance surety bonds | $		$ 33,000,000
Redeemable noncontrolling interest | $		38,000,000	$ 38,000,000
Letter of Credit [Member]
Loss Contingencies [Line Items]
Maximum borrowing capacity | $		$ 57,000,000
Argentine Growers Case [Member]
Loss Contingencies [Line Items]
Number of defendants | defendant	3
Argentine Growers Case [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Number of cases pending | case				6
Argentine Growers Case [Member] | Philip Morris USA [Member] | Pending Litigation [Member]
Loss Contingencies [Line Items]
Number of cases pending | case	5
UST Litigation [Member] | West Virginia [Member]
Loss Contingencies [Line Items]
Number of plaintiffs | plantiff		6
UST Litigation [Member] | California [Member]
Loss Contingencies [Line Items]
Number of cases pending | case					1