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GOODWILL AND OTHER INTANGIBLE ASSETS - Narrative (Details) - USD ($) $ in Millions	1 Months Ended			3 Months Ended	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Jan. 31, 2017	Dec. 31, 2018	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Dec. 01, 2017
Finite-Lived Intangible Assets [Line Items]
Increase to goodwill						$ 458.6
Amortization expense related to other intangible assets					$ 2.5	7.8	$ 7.6
Developed Technology and In-process Research and Development
Finite-Lived Intangible Assets [Line Items]
Impairment of intangible assets					116.2
Harpoon Medical
Finite-Lived Intangible Assets [Line Items]
Increase to goodwill		$ 142.1
Increase to intangible assets		$ 53.1				$ 53.1		$ 53.1
Valtech
Finite-Lived Intangible Assets [Line Items]
Increase to goodwill			$ 316.5
Valtech | Developed Technology and In-process Research and Development
Finite-Lived Intangible Assets [Line Items]
Impairment of intangible assets	$ 116.2			$ 116.2	$ 116.2
Valtech | Developed technology
Finite-Lived Intangible Assets [Line Items]
Increase to intangible assets			109.2
Valtech | IPR&D
Finite-Lived Intangible Assets [Line Items]
Increase to intangible assets			$ 87.9

X

- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value.

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