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Contingencies (Lights/Ultra Lights Cases) (Details) | 1 Months Ended | 3 Months Ended | 12 Months Ended | 89 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Mar. 31, 2016 USD ($) | Feb. 29, 2016 USD ($) | Apr. 30, 2014 USD ($) | Feb. 28, 2014 USD ($) $ / plantiff | Nov. 30, 2010 case jurisdiction | Mar. 31, 2016 USD ($) | Dec. 31, 2011 case | Apr. 25, 2016 case state | Apr. 20, 2015 case | Apr. 21, 2014 case | Apr. 30, 2012 case | Mar. 31, 2003 USD ($)
Lights [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Claims not certified, number |  |  |  |  |  |  |  | 21 |  |  |  |
Lights [Member] | PM USA [Member] |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Claims not certified, number |  |  |  |  | 4 |  |  |  |  |  | 4 |
Number of jurisdictions selected by plaintiffs |  |  |  |  | 2 |  |  |  |  |  |  |
Number of jurisdictions selected by defendants | jurisdiction |  |  |  |  | 2 |  |  |  |  |  |  |
Number of claims dismissed |  |  |  |  |  |  | 13 |  |  |  |  |
Lights [Member] | PM USA [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Number of claims filed |  |  |  |  |  |  |  | 26 |  |  |  |
Number of states in which claims filed | state |  |  |  |  |  |  |  | 15 |  |  |  |
Claims not certified, dismissed, reversed, resolved, number |  |  |  |  |  |  |  | 20 |  |  |  |
Lights Ultra Lights Class Actions [Member] |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Number of cases pending |  |  |  |  |  |  |  |  | 12 | 15 |  |
Lights Ultra Lights Class Actions [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Number of cases pending |  |  |  |  |  |  |  | 11 |  |  |  |
Lights Ultra Lights Class Actions, Aspinall [Member] |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Litigation settlement, amount | $ |  | $ 4,900,000 |  |  |  |  |  |  |  |  |  |
Lights Ultra Lights Class Actions, Aspinall [Member] | PM USA [Member] |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Damages sought per class member | $ / plantiff |  |  |  | 25 |  |  |  |  |  |  |  |
Provision related to litigation recorded | $ |  |  |  |  |  | $ 32,000,000 |  |  |  |  |  |
Lights Ultra Lights Class Actions, Brown [Member] | PM USA [Member] |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Litigation settlement, amount | $ | $ 600,000 |  |  | $ 764,553 |  |  |  |  |  |  |  |
Lights Ultra Lights Class Actions, Price [Member] | PM USA [Member] |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Compensatory damages awarded | $ |  |  |  |  |  |  |  |  |  |  |  | $ 7,100,000,000
Punitive damages awarded | $ |  |  |  |  |  |  |  |  |  |  |  | $ 3,000,000,000
Damages awarded, value | $ |  |  | $ 10,100,000,000 |  |  |  |  |  |  |  |  |

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