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ACQUISITIONS AND OTHER ARRANGEMENTS - Transderm Scop Narrative (Details) $ in Millions		12 Months Ended
	Mar. 31, 2021 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Transderm Scop
Asset Acquisition [Line Items]
Purchase price	$ 60
Additional cash consideration	30
Contingent Consideration	24
Consideration transferred	84
Series of Individually Immaterial Business Acquisitions
Asset Acquisition [Line Items]
Consideration transferred		$ 32	$ 21
Developed Product Rights \| Transderm Scop
Asset Acquisition [Line Items]
Reacquired license rights fair value total	$ 64
Weighted-average useful life	9 years
Developed Product Rights \| Measurement Input Discount Rate \| Transderm Scop
Asset Acquisition [Line Items]
Discount rate used to measure intangible assets	0.225
Customer relationships \| Transderm Scop
Asset Acquisition [Line Items]
Reacquired license rights fair value total	$ 3
Weighted-average useful life	7 years
Customer relationships \| Measurement Input Discount Rate \| Transderm Scop
Asset Acquisition [Line Items]
Discount rate used to measure intangible assets	0.155