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Contingencies (Health Care Cost Recovery Litigation Narrative) (Details) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2015 USD ($) | Jun. 30, 2014 USD ($) | Jun. 30, 2015 USD ($) | Jun. 30, 2014 USD ($)
State Settlements Agreements [Member] | Health Care Cost Recovery Actions [Member] |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Loss contingency, period of occurrence |  |  | November 1998 |
State Settlement Agreements annual payments |  |  | $ 9,400 |
State Settlement Agreements attorney fees annual cap |  |  | 500 |
Aggregate Amount Recorded In Cost Of Sales Related To State Settlement Agreements And Federal Equitable Tobacco Reform Act | $ 1,200 | $ 1,200 | $ 2,300 | $ 2,300
Smoking And Health Class Actions And Aggregated Claims Litigation [Member] |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Number of Smoking and Health Class Certifications Denied or Reversed | 59 |  | 59 |

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