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Contingencies (Non-Engle Progeny Litigation) (Details) - USD ($) | 12 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Dec. 31, 2021 | Feb. 28, 2023 | Sep. 30, 2022 | Feb. 28, 2021 | May 31, 2020 | Sep. 30, 2019
Loss Contingencies [Line Items] |  |  |  |  |  |
Loss contingency accrual, provision | $ 90,000,000 |  |  |  |  |
Non-Engle Progeny Smoking And Health Case, Woodley [Member] | PM USA [Member] |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Compensatory damages awarded |  | $ 5,000,000 |  |  |  |
Punitive damages awarded |  | $ 0 |  |  |  |
Non-Engle Progeny Smoking And Health Case, Mendez [Member] | PM USA And R.J. Reynolds Tobacco Company [Member] |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Compensatory damages awarded |  |  | $ 4,500,000 |  |  |
Non-Engle Progeny Smoking And Health Case, Mendez [Member] | PM USA [Member] |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Compensatory damages awarded |  |  | $ 1,000,000 |  |  |
Loss contingency, fault allocation percentage |  |  | 13.00% |  |  |
Punitive damages awarded |  |  | $ 0 |  |  |
Non-Engle Progeny Smoking And Health Case, Fontaine [Member] | PM USA [Member] |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Compensatory damages awarded |  |  | 8,000,000 |  |  |
Punitive damages awarded |  |  | $ 1,000,000,000 |  |  |
Non-Engle Progeny Smoking and Health Case, Greene [Member] | PM USA [Member] |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Compensatory damages awarded |  |  |  | $ 2,300,000 | $ 30,000,000 | $ 10,000,000

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- Definition Amount charged against operating income increasing loss contingency liability, after adjustments to reduce previously estimated charges. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349 + Details
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