Contingencies (Engle Class Action And Engle Progeny Trial Results) (Details)		1 Months Ended
	Oct. 23, 2023 USD ($) claim case plantiff	Sep. 30, 2023 plantiff	Feb. 28, 2022 plantiff	Jul. 31, 2006	Jan. 31, 2008 claim	Jul. 31, 2000 USD ($)
Loss Contingencies [Line Items]
Number of plaintiffs | plantiff		3	4
Engle Progeny Cases [Member]
Loss Contingencies [Line Items]
Punitive damages awarded | $						$ 145,000,000,000
Number of cases pending | claim					9,300
Engle Progeny Cases [Member] | PM USA [Member]
Loss Contingencies [Line Items]
Punitive damages awarded | $						$ 74,000,000,000
Loss contingency, period for decertified class members to file individual actions against defendants				1 year
Subsequent Event [Member] | Engle Progeny Cases [Member] | PM USA [Member]
Loss Contingencies [Line Items]
Number of verdicts returned	144
Number of unfavorable verdicts	80
Number of claims with unfavorable verdicts pending/reversed	4
Number of favorable verdicts	58
Subsequent Event [Member] | Engle Progeny Cases, State [Member]
Loss Contingencies [Line Items]
Number of cases pending | claim	381
Number of plaintiffs | plantiff	484
Subsequent Event [Member] | Engle Progeny Cases, State [Member] | PM USA [Member]
Loss Contingencies [Line Items]
Number of favorable verdicts	48
Subsequent Event [Member] | Engle Progeny Cases, Garcia [Member] | PM USA [Member]
Loss Contingencies [Line Items]
Number of favorable verdicts	1
Subsequent Event [Member] | Engle Progeny Cases, Pearson, D Cohen, Collar, Chacon [Member] | PM USA [Member]
Loss Contingencies [Line Items]
Number of verdicts reversed	2
Subsequent Event [Member] | Engle Progeny Cases, Reider and Banks [Member] | PM USA [Member]
Loss Contingencies [Line Items]
Zero damages verdicts	2
Damages awarded, value | $	$ 0
Subsequent Event [Member] | Engle Progeny Cases, Weingart and Hancock [Member] | PM USA [Member]
Loss Contingencies [Line Items]
Damages awarded, value | $	$ 0
Zero damages verdict modified	2
Subsequent Event [Member] | Engle Progeny Cases, Pollari and Neff [Member] | PM USA [Member]
Loss Contingencies [Line Items]
Number of favorable verdicts	2
Subsequent Event [Member] | Engle Progeny Cases, Gloger, Rintoul and Duignam [Member] | PM USA [Member]
Loss Contingencies [Line Items]
Number of unfavorable verdicts	2
Subsequent Event [Member] | Engle Progeny Cases, Freeman [Member] | PM USA [Member]
Loss Contingencies [Line Items]
Number of favorable verdicts	2
Subsequent Event [Member] | Engle Progeny Cases, R. Douglas [Member] | PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed | claim	1