Contingencies (Medical Monitoring Class Actions Narrative) (Details) - Medical Monitoring Class Action, Donovan [Member] $ in Millions	1 Months Ended
	Dec. 31, 2006 USD ($)
Loss Contingencies [Line Items]
Medical Monitoring Program, Duration	28 years
Philip Morris USA [Member]
Loss Contingencies [Line Items]
Damages sought, value	$ 190