GOODWILL AND OTHER INTANGIBLE ASSETS (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2018	Sep. 30, 2017	Dec. 31, 2017
Acquired Finite-Lived Intangible Assets [Line Items]
Goodwill	$ 6,686	$ 6,686		$ 6,863
In-process research and development	32	32		32
Gross other intangible assets	4,377	4,377		4,337
Less: accumulated amortization	(3,270)	(3,270)		(3,127)
Other intangible assets	1,107	1,107		1,210
Amortization expense		147	$ 142
Asset Impairment Charges		64
Licensing Agreements [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets	537	537		567
Developed Technology Rights [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets	2,357	2,357		2,357
Capitalized Software, Intangible Asset [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets	1,451	$ 1,451		$ 1,381
Goodwill [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Error Corrections and Prior Period Adjustments, Description	$ 180