Acquisition of NJOY - Narrative (Details) - USD ($)		3 Months Ended	9 Months Ended
	Jun. 01, 2023	Sep. 30, 2023	Sep. 30, 2023	Jun. 30, 2023
Business Acquisition [Line Items]
Business acquisition, intangible assets, expected tax deductible amount	$ 0
Term Loan [Member]
Business Acquisition [Line Items]
Face amount	2,000,000,000
NJOY Holdings, Inc. [Member]
Business Acquisition [Line Items]
Total consideration	2,901,000,000
Payments to acquire businesses, gross	2,750,000,000
Business combination, contingent consideration arrangements, range of outcomes, value, high	500,000,000
Business combination, contingent consideration, liability	$ 130,000,000	$ 130,000,000	$ 130,000,000	$ 130,000,000
Business combination, acquisition related costs		$ 14,000,000	$ 63,000,000
NJOY Holdings, Inc. [Member] | Weighted Average
Business Acquisition [Line Items]
Acquired finite-lived intangible assets, weighted average useful life	17 years