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REVENUES FROM CONTRACTS WITH CUSTOMERS - Schedule of Revenues Disaggregated by Major Source (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
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Jun. 30, 2018 | Jun. 30, 2017 | Jun. 30, 2018 | Jun. 30, 2017
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | $ 366,190 | $ 282,164 | $ 723,272 | $ 540,801
Codman Specialty Surgical |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | 239,504 | 159,857 | 475,619 | 316,147
Codman Specialty Surgical | Neurosurgery |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | 170,588 | 91,218 | 337,487 | 180,687
Codman Specialty Surgical | Precision Tools and Instruments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | 68,916 | 68,639 | 138,132 | 135,460
Orthopedics and Tissue Technologies |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | 126,686 | 122,307 | 247,653 | 224,654
Orthopedics and Tissue Technologies | Wound Reconstruction and Care |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | 76,601 | 69,746 | 146,713 | 124,510
Orthopedics and Tissue Technologies | Extremity Orthopedics |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | 23,727 | 24,322 | 48,537 | 48,283
Orthopedics and Tissue Technologies | Private Label |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | $ 26,358 | $ 28,239 | $ 52,403 | $ 51,861

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- Definition 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. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130543-203045 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130539-203045 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130545-203045 + Details
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