Acquisitions and Other Business Arrangements (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended			9 Months Ended			3 Months Ended
	Sep. 30, 2013	Sep. 30, 2013 Grupo Carso [Member]	Sep. 30, 2013 Mexican tobacco business	Sep. 30, 2013 Additional Paid-in Capital [Member]	Sep. 30, 2013 Additional Paid-in Capital [Member] Mexican tobacco business	Sep. 30, 2013 Director [Member]	Sep. 30, 2013 Affiliated Entity [Member] Mexican tobacco business Grupo Carso [Member]	Jun. 30, 2013 Affiliated Entity [Member] Mexican tobacco business Grupo Carso [Member]
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Business Acquisition, Date of Acquisition Agreement								May 21, 2013
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners								20.00%
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net							$ 703
Business Acquisition, Effective Date of Acquisition							Sep. 30, 2013
Noncontrolling Interest, Ownership Percentage by Parent			100.00%
Nature of Common Ownership or Management Control Relationships						A director of PMI has an affiliation with Grupo Carso.
Estimated dividend payment to noncontrolling interest		38
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests	$ 764			$ 672	$ 672