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ACQUISITIONS - Text (Details) - USD ($) $ in Millions	Aug. 23, 2019	Nov. 14, 2018	Jan. 31, 2020
BioTek
Business Acquisition [Line Items]
Purchase Price	$ 1,170
Cash Payment to Acquire Businesses	470
Payment to Acquire Business with Debt	700
estimated costs to complete in-process research and development projects	$ 2
Acquisition and Integration Costs			$ 4
ACEA Biosciences, Inc.
Business Acquisition [Line Items]
Purchase Price		$ 250