SEGMENT AND GEOGRAPHIC INFORMATION - Net Sales and Profit by Reportable Segment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Segment Net Sales
Total Revenues	$ 383,645	$ 366,190	$ 743,335	$ 723,272
Segment Profit
Operating income	45,959	27,634	78,267	53,213
Amortization	(11,004)	(5,286)	(16,284)	(10,676)
Codman Specialty Surgical
Segment Net Sales
Total Revenues	249,258	239,504	483,826	475,619
Orthopedics and Tissue Technologies
Segment Net Sales
Total Revenues	134,387	126,686	259,509	247,653
Operating Segments
Segment Profit
Operating income	141,028	128,259	272,904	250,188
Operating Segments | Codman Specialty Surgical
Segment Profit
Operating income	99,241	91,118	190,622	180,609
Operating Segments | Orthopedics and Tissue Technologies
Segment Profit
Operating income	41,787	37,141	82,282	69,579
Segment Reconciling Items
Segment Profit
Amortization	(11,004)	(5,286)	(16,284)	(10,676)
Corporate and other
Segment Profit
Operating income	$ (84,065)	$ (95,339)	$ (178,353)	$ (186,299)