PROPERTY, PLANT AND EQUIPMENT (Details) - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 3,671	$ 3,429
Less: accumulated depreciation and amortization	(2,526)	(2,400)
Property, plant and equipment, net	1,145	1,029
Land [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	29	28
Building and Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	430	379
Laboratory Equipment, Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	1,594	1,462
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	544	533
Computer Software Developed or Obtained for Internal Use [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	934	834
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 140	$ 193