Contingencies (Engle Class Action And Engle Progeny Trial Results) (Details)	Jul. 29, 2024 case plantiff claim	Jan. 31, 2008 claim
Engle Progeny Cases [Member]
Loss Contingencies [Line Items]
Number of cases pending | claim		9,300
Subsequent Event [Member] | Engle Progeny Cases [Member]
Loss Contingencies [Line Items]
Number of verdicts returned	146
Subsequent Event [Member] | Engle Progeny Cases [Member] | PM USA [Member]
Loss Contingencies [Line Items]
Number of unfavorable verdicts	88
Number of claims with unfavorable verdicts pending/reversed	5
Number of favorable verdicts	58
Loss contingency, claims reversed	2
Subsequent Event [Member] | Engle Progeny Cases, State [Member]
Loss Contingencies [Line Items]
Number of cases pending | claim	252
Number of plaintiffs | plantiff	287