PROPERTY, PLANT AND EQUIPMENT (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2021	Dec. 31, 2020
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross		$ 4,795	$ 4,619
Less: accumulated depreciation and amortization		(3,088)	(2,992)
Property, plant and equipment, net		1,707	1,627
Other Operating Income (Expense)
Property, Plant and Equipment [Line Items]
Gain on sale recognized	$ 73
Land
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross		43	42
Building and Improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross		532	526
Laboratory Equipment, Furniture and Fixtures
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross		2,009	1,974
Leasehold Improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross		705	666
Computer Software Developed or Obtained for Internal Use
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross		1,292	1,209
Construction in Progress
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross		$ 214	$ 202