Acquisition of NJOY - Narrative (Details) - USD ($)	Mar. 31, 2024	Jun. 01, 2023	Dec. 31, 2023
Business Acquisition [Line Items]
Business acquisition, intangible assets, expected tax deductible amount		$ 0
NJOY Holdings, Inc. [Member]
Business Acquisition [Line Items]
Total consideration	$ 2,901,000,000	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
Finite-lived intangible assets, amortization remainder of fiscal year	150,000,000
Finite-lived intangible assets, amortization expense, next twelve months	150,000,000
Finite-lived intangible assets, amortization expense, year two	150,000,000
Finite-lived intangible assets, amortization expense, year three	150,000,000
Finite-lived intangible assets, amortization expense, year four	$ 150,000,000
NJOY Holdings, Inc. [Member] | Weighted Average
Business Acquisition [Line Items]
Acquired finite-lived intangible assets, weighted average useful life		18 years