ACQUISITIONS, LICENSING AGREEMENTS AND DIVESTITURE - Narrative (Details) - USD ($) $ in Millions		3 Months Ended	12 Months Ended	24 Months Ended
	Mar. 31, 2021	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2019
Asset Acquisition And Business Combination [Line Items]
Trade receivables, net			$ 1,775	$ 1,775	$ 1,790
Inventories, net			993	993	1,090
Property, plant and equipment, net			1,598	1,598	1,600
Intangible assets, net			6,948	6,948	5,800
Goodwill		$ 13,044	12,457	12,457	11,547	$ 13,126
Deferred tax liabilities, net			529	529	202
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Amoun
Asset Acquisition And Business Combination [Line Items]
Cash proceeds from divestiture	$ 740
Impairment of long-lived assets			26	210
Noncash cumulative foreign currency translation loss				$ 340
Asset Impairments | Disposal Group, Disposed of by Sale, Not Discontinued Operations | Amoun
Asset Acquisition And Business Combination [Line Items]
Impairment of long-lived assets		$ 96	88
Other (Income) Expense | Disposal Group, Disposed of by Sale, Not Discontinued Operations | Amoun
Asset Acquisition And Business Combination [Line Items]
Impairment of long-lived assets			$ 26
Bausch + Lomb | Paragon Bio Teck Inc. Asset Acquisition and Total Titanium Inc. Business Combination
Asset Acquisition And Business Combination [Line Items]
Trade receivables, net					1
Inventories, net					1
Property, plant and equipment, net					2
Intangible assets, net					43
Goodwill					5
Deferred tax liabilities, net					$ 11