v3.26.1
Financial Instruments (Schedule of Contingent Payments) (Details) - NJOY Holdings, Inc. [Member] - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Mar. 31, 2026
Dec. 31, 2025
Business Combination, Contingent Consideration [Roll Forward]    
Balance at January 1 $ 45 $ 20
Change in the fair value of contingent payments 0 25
Balance at end of period $ 45 $ 45