Acquisitions, Divestitures, Equity-Method Investments, Licensing Arrangement, Collaborative Arrangements and Research and Development Arrangement - Purchase Price Allocation - Footnotes (Details) - Seagen [Member] $ in Millions	Dec. 14, 2023 USD ($)
Business Acquisition [Line Items]
Current inventories	$ 1,000
Noncurrent inventories	3,100
Identifiable intangible assets, excluding in-process research and development	7,970	[1]
Developed Technology Rights [Member]
Business Acquisition [Line Items]
Identifiable intangible assets, excluding in-process research and development	$ 7,500
Acquired intangible assets, estimated weighted-average useful life	18 years

[1] Comprised mainly of $7.5 billion of finite-lived developed technology rights with an estimated weighted-average life of approximately 18 years.