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Contingencies (Engle Class Action And Engle Progeny Trial Results) (Details)		1 Months Ended
	Jan. 29, 2024 plantiff case contract	Sep. 30, 2023 plantiff	Feb. 28, 2022 claim	Jan. 31, 2008 case
Loss Contingencies [Line Items]
Number of plaintiffs		3	4
Engle Progeny Cases, State [Member]
Loss Contingencies [Line Items]
Number of cases pending				9,300
Subsequent Event [Member] | Engle Progeny Cases [Member]
Loss Contingencies [Line Items]
Number of verdicts returned	145
Subsequent Event [Member] | Engle Progeny Cases [Member] | PM USA [Member]
Loss Contingencies [Line Items]
Number of unfavorable verdicts	87
Number of claims with unfavorable verdicts pending/reversed	6
Number of favorable verdicts	58
Loss contingency, claims reversed | contract	2
Subsequent Event [Member] | Engle Progeny Cases, State [Member]
Loss Contingencies [Line Items]
Number of cases pending	345
Number of plaintiffs | plantiff	441

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