BUSINESS ACQUISITIONS-Narrative (Details) $ in Thousands				3 Months Ended	12 Months Ended
	Dec. 15, 2015 USD ($)	Oct. 02, 2015 USD ($)	Jul. 17, 2015 USD ($) acquisition	Mar. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)
Business Acquisition [Line Items]
Business acquired | acquisition			2
Tekmed
Business Acquisition [Line Items]
Consideration for acquisition	$ 14,200
Revenue of acquired company since acquisition				$ 1,200
Salto and Futura
Business Acquisition [Line Items]
Revenue of acquired company since acquisition				3,900
Payments for acquisition		$ 6,000
TEI
Business Acquisition [Line Items]
Consideration for acquisition			$ 312,400
Revenue of acquired company since acquisition				13,500
Cash used in business acquisition, net of cash acquired			312,400
Business combination, cash acquired			1,200	$ 1,241
TEI Biosciences Inc.
Business Acquisition [Line Items]
Consideration for acquisition			210,400
TEI Medical Inc.
Business Acquisition [Line Items]
Consideration for acquisition			$ 102,000
Other Income | Salto and Futura
Business Acquisition [Line Items]
Business combination, bargain purchase, gain recognized, amount					$ 1,100