Segment Reporting (Schedule of Non-Participating Manufacturer Adjustment Items) (Details) - Health Care Cost Recovery Actions [Member] - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Segment Reporting Information [Line Items]
Non-participating manufacturer income adjustment	$ (2)	$ (21)	$ (2)	$ (27)
Cost of Sales [Member]
Segment Reporting Information [Line Items]
Non-participating manufacturer income adjustment	0	2	0	2
Cost of Sales [Member] | Smokeable Products Segment [Member]
Segment Reporting Information [Line Items]
Non-participating manufacturer income adjustment	$ (2)	$ (23)	$ (2)	$ (29)