Financial Instruments (Schedule of Contingent Payments) (Details) - NJOY Holdings, Inc. [Member] - USD ($) $ in Millions		3 Months Ended	12 Months Ended
	Jun. 01, 2023	Sep. 30, 2024	Dec. 31, 2025	Dec. 31, 2024
Business Combination, Contingent Consideration [Roll Forward]
Balance at January 1			$ 20	$ 130
Change in the fair value of contingent payments			25	140
Payments	$ (2,750)
Balance at end of period			45	$ 20
Menthol Pod [Member]
Business Combination, Contingent Consideration [Roll Forward]
Payments		$ (250)	$ 0