This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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Amount of gain (loss) recognized in settlement of litigation and insurance claims. Excludes claims within an insurance entity's normal claims settlement process.

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-Topic 450
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Amount charged against operating income increasing loss contingency liability, after adjustments to reduce previously estimated charges.

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Segment Reporting (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Segment Reporting Information [Line Items]
Loss contingency accrual, provision					$ 90
Tobacco and Health Litigation Cases [Member]
Segment Reporting Information [Line Items]
Loss contingency accrual, provision	$ 46	$ 8	$ 58	$ 43
Smokeable Products Segment [Member] \| Operating Segments [Member] \| Non-Participating Manufacturer Arbitration Panel Decision [Member] \| Operating Income (Loss) [Member] \| NPM Adjustment to Cost Of Sales [Member] \| PM USA [Member]
Segment Reporting Information [Line Items]
Gain (loss) related to litigation settlement			60	32
Smokeable Products Segment [Member] \| Operating Segments [Member] \| Tobacco and Health Litigation Cases [Member] \| Operating Income (Loss) [Member] \| PM USA [Member]
Segment Reporting Information [Line Items]
Loss contingency accrual, provision	$ 38	$ 8	$ 50	43
Oral Tobacco Segment [Member]
Segment Reporting Information [Line Items]
Business combination, acquisition related costs				$ 37