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ACQUISITIONS, DIVESTITURES, LICENSING AND OTHER ARRANGEMENTS - Schedule of Consideration for RayzeBio Acquisition (Details) - RayzeBio - USD ($) $ in Millions		12 Months Ended
	Feb. 26, 2024	Dec. 31, 2024
Business Acquisition [Line Items]
Acquisitions (Note 4)	$ 4,147
Total consideration allocated	3,873
Common Stock
Business Acquisition [Line Items]
Acquisitions (Note 4)	3,851
Equity
Business Acquisition [Line Items]
Acquisitions (Note 4)	296
Unvested Equity Awards
Business Acquisition [Line Items]
Acquisitions (Note 4)	$ 274
Unvested Equity Awards \| Marketing, selling and administrative
Business Acquisition [Line Items]
Acquisitions (Note 4)		$ 159
Unvested Equity Awards \| Research and development
Business Acquisition [Line Items]
Acquisitions (Note 4)		$ 115