Contingencies (Health Care Cost Recovery Litigation Narrative) (Details)	1 Months Ended	3 Months Ended	6 Months Ended	9 Months Ended	12 Months Ended			36 Months Ended	204 Months Ended
	Nov. 30, 1998 USD ($) state	Sep. 30, 2015 USD ($)	Jun. 30, 2013 USD ($)	Sep. 30, 2015 USD ($)	Dec. 31, 2015 USD ($) case plantiff	Dec. 31, 2014 USD ($) case	Dec. 31, 2013 USD ($) case	Dec. 31, 2015 USD ($) case	Dec. 31, 2015 case
Loss Contingencies [Line Items]
Litigation settlement, amount					$ 84,000,000	$ 90,000,000	$ 664,000,000
Health Care Cost Recovery Actions [Member]
Loss Contingencies [Line Items]
Number of cases pending | case					1	1	1	1	1
Number of states with settled litigation | state	46
State Settlement Agreements annual payments	$ 9,400,000,000
State Settlement Agreements attorney fees annual cap	$ 500,000,000
Health Care Cost Recovery Actions [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed | case									1
Health Care Cost Recovery Actions [Member] | Settled Litigation [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Number of states with settled litigation | plantiff					24
Litigation settlement, amount						$ 599,000,000	$ 599,000,000	$ 599,000,000
Health Care Cost Recovery Actions [Member] | Cost of Sales [Member]
Loss Contingencies [Line Items]
Litigation settlement, amount					$ (4,500,000,000)	(4,600,000,000)	(4,200,000,000)
Health Care Cost Recovery Actions [Member] | Cost of Sales [Member] | Settled Litigation [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Litigation settlement, amount			$ 519,000,000
NEW YORK | Health Care Cost Recovery Actions, Medicare as Secondary Payer Case [Member]
Loss Contingencies [Line Items]
Number of claims dismissed | case					2
NEW YORK | Health Care Cost Recovery Actions, 2004-2014 NPM Adjustment [Member] | Settled Litigation [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Litigation settlement, amount				$ 126,000,000	$ 126,000,000	$ 43,000,000	$ 664,000,000
NEW YORK | Health Care Cost Recovery Actions, 2004-2014 NPM Adjustment [Member] | Cost of Sales [Member] | Settled Litigation [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Litigation settlement, amount		$ 126,000,000
PENNSYLVANIA | Health Care Cost Recovery Actions [Member] | Cost of Sales [Member]
Loss Contingencies [Line Items]
Litigation settlement, amount					$ (29,000,000)
FLORIDA | Health Care Cost Recovery Actions, Medicare as Secondary Payer Case [Member]
Loss Contingencies [Line Items]
Number of claims dismissed | case					2
MASSACHUSETTS | Health Care Cost Recovery Actions, Medicare as Secondary Payer Case [Member]
Loss Contingencies [Line Items]
Number of claims dismissed | case					1
CANADA | Health Care Cost Recovery Actions [Member] | Threatened Litigation [Member]
Loss Contingencies [Line Items]
Number of cases pending | case					10			10	10