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Segment Reporting (Schedule of Pre-tax Tobacco and Health Litigation Charges) (Details) - Tobacco and Health Litigation Cases [Member] - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Schedule of Pre-tax Tobacco and Health Litigation Charges [Line Items] |  |  |
Provision related to litigation recorded | $ 101 | $ 430 | $ 131
General Corporate [Member] |  |  |
Schedule of Pre-tax Tobacco and Health Litigation Charges [Line Items] |  |  |
Provision related to litigation recorded | 30 | 350 | 27
Interest And Other Debt Expense, Net [Member] | Interest and other debt expense, net [Member] |  |  |
Schedule of Pre-tax Tobacco and Health Litigation Charges [Line Items] |  |  |
Provision related to litigation recorded | 1 | 11 | 3
PM USA [Member] | Operating Income (Loss) [Member] | Operating Segments [Member] | Smokeable Products [Member] |  |  |
Schedule of Pre-tax Tobacco and Health Litigation Charges [Line Items] |  |  |
Provision related to litigation recorded | $ 70 | $ 69 | $ 101

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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 -Topic 450 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147483076/450-20-50-1 + Details
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