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REVENUES FROM CONTRACTS WITH CUSTOMERS - Schedule of Revenues Disaggregated by Major Source (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Disaggregation of Revenue [Line Items]
Total Revenues	$ 370,232	$ 379,095	$ 983,221	$ 1,122,430
Codman Specialty Surgical
Disaggregation of Revenue [Line Items]
Total Revenues	239,323	252,984	640,541	736,810
Codman Specialty Surgical | Neurosurgery
Disaggregation of Revenue [Line Items]
Total Revenues	189,674	195,330	516,048	567,779
Codman Specialty Surgical | Instruments
Disaggregation of Revenue [Line Items]
Total Revenues	49,649	57,654	124,493	169,031
Orthopedics and Tissue Technologies
Disaggregation of Revenue [Line Items]
Total Revenues	130,909	126,111	342,680	385,620
Orthopedics and Tissue Technologies | Wound Reconstruction and Care
Disaggregation of Revenue [Line Items]
Total Revenues	82,115	82,213	210,673	239,458
Orthopedics and Tissue Technologies | Extremity Orthopedics
Disaggregation of Revenue [Line Items]
Total Revenues	21,922	20,852	54,556	65,299
Orthopedics and Tissue Technologies | Private Label
Disaggregation of Revenue [Line Items]
Total Revenues	$ 26,872	$ 23,046	$ 77,451	$ 80,863

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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