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BUSINESS ACQUISITIONS AND DIVESTITURE - Narrative (Details) |  |  |  |  | 1 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended |
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Oct. 02, 2017 USD ($) | May 25, 2017 USD ($) | Feb. 24, 2017 USD ($) | Feb. 23, 2017 USD ($) | Aug. 31, 2017 USD ($) | Jun. 30, 2018 USD ($) | Mar. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) | Jun. 30, 2017 USD ($) | Jun. 30, 2018 USD ($) | Jun. 30, 2017 USD ($) | Dec. 31, 2017 USD ($) | Oct. 06, 2017 USD ($)
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Amount drawn from loan |  |  |  |  |  |  |  |  |  | $ 50,000,000 | $ 245,000,000 |  |
Cash received from working capital adjustment related to business acquisition |  |  |  |  |  | $ 21,000,000 | $ 5,700,000 |  |  | 26,704,000 |  |  |
Payment for contingent consideration |  |  |  |  |  |  |  |  |  | 15,900,000 |  |  |
Cost of good sold related to fair value inventory purchase accounting adjustments |  |  |  |  |  | 137,565,000 |  |  | $ 98,998,000 | 281,787,000 | 185,583,000 |  |
Cash payment to former shareholders |  |  |  |  |  |  |  |  |  |  | 225,744,000 |  |
Recognized loss on sale of short-term investment |  |  |  |  |  |  |  |  | 2,300,000 | 0 | 2,287,000 |  |
Change in fair value of contingent consideration |  |  |  |  |  |  |  |  |  | 914,000 | (1,995,000) |  |
Net income |  |  |  |  |  | 11,376,000 |  |  | $ 10,835,000 | 22,368,000 | $ 17,230,000 |  |
Interest Expense, Intangible Asset Amortization, and External Expenses Related to Acquisition |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Net income |  |  |  |  |  | $ 3,100,000 |  |  |  | $ 12,000,000 |  |  |
Product Concentration Risk | BioD Morselized Amniotic Membrane Based Products |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of revenue to product (less than) |  |  |  |  |  | 1.00% |  |  | 1.00% | 1.00% | 1.00% |  |
Derma Sciences | Interest Expense, Intangible Asset Amortization, and External Expenses Related to Acquisition |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Net income |  |  |  | $ 2,900,000 |  |  |  |  |  |  |  |  |
Codman Specialty Surgical |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate purchase price received |  |  |  |  |  |  |  |  |  |  |  |  | $ 46,400,000
Assets provided upon termination of transitional supply agreement liability |  |  |  |  |  | $ 1,300,000 |  |  |  | $ 1,300,000 |  |  |
Disposal Group, Held-for-sale, Not Discontinued Operations | Codman Specialty Surgical |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Pretax gain on sale of business, included in other income, net |  |  |  |  |  |  |  |  |  |  |  | $ 2,600,000 |
Codman |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Consideration for acquisition | $ 1,014,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Revenue of acquired company |  |  |  |  |  | 79,200,000 |  |  |  | 157,100,000 |  |  |
Purchase price adjustments |  |  |  |  |  |  |  |  |  | 3,207,000 |  |  |
Purchase price, working capital adjustments |  |  |  |  |  |  |  |  |  | 6,200,000 |  |  |
Purchase price, inventory adjustments |  |  |  |  |  |  |  |  |  | 3,000,000 |  |  |
Write off of construction in progress |  |  |  |  |  |  |  | $ 6,300,000 |  |  |  |  |
Codman | Fair Value Adjustment to Inventory |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Cost of good sold related to fair value inventory purchase accounting adjustments |  |  |  |  |  | 3,000,000 |  |  |  | 14,500,000 |  |  |
Derma Sciences |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Consideration for acquisition |  |  | $ 210,800,000 |  |  |  |  |  |  |  |  |  |
Payment of closing expenses |  |  | 4,800,000 |  |  |  |  |  |  |  |  |  |
Settlement of stock compensation plan |  |  | 4,300,000 |  |  |  |  |  |  |  |  |  |
Cash payment to former shareholders |  |  | 201,700,000 |  |  |  |  |  |  |  |  |  |
Acquired deferred taxes |  |  | $ 14,524,000 |  |  | 14,500,000 |  |  |  | 14,500,000 |  |  |
Deferred tax asset, federal net operating loss |  |  |  |  |  | 39,700,000 |  |  |  | 39,700,000 |  |  |
Deferred tax asset, intangibles |  |  |  |  |  | 16,400,000 |  |  |  | 16,400,000 |  |  |
Deferred tax liabilities, intangibles |  |  |  |  |  | 41,100,000 |  |  |  | 41,100,000 |  |  |
Deferred tax asset, various |  |  |  |  |  | 500,000 |  |  |  | 500,000 |  |  |
Deferred tax liabilities, adjustment to estimated fair value |  |  |  |  |  |  |  |  | $ 1,500,000 |  | $ 1,500,000 |  |
Deferred tax assets, adjustment to estimated fair value |  |  |  |  |  |  |  | 3,300,000 |  |  |  | 3,300,000 |
Derma Sciences | BioD Earnout Payments |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Payment for contingent consideration |  |  |  |  | $ 4,800,000 |  |  |  |  |  |  |  |
Revenue volatility percentage |  |  | 13.50% |  |  |  |  |  |  |  |  |  |
Contingent consideration maximum payout |  |  | $ 26,500,000 |  |  |  |  |  |  |  |  |  |
Estimated fair value of the remaining portion of the contingent consideration, liability |  |  | 9,100,000 |  |  | 0 |  | 300,000 |  | 0 |  | 300,000 |
Derma Sciences | Product Payment Contingent Consideration |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration maximum payout |  |  | 29,700,000.0 |  |  |  |  |  |  |  |  |  |
Estimated fair value of the remaining portion of the contingent consideration, liability |  |  | $ 26,800,000 |  |  |  |  |  |  |  |  |  |
Product payment rate |  |  | 98.00% |  |  |  |  |  |  |  |  |  |
Change in fair value of contingent consideration |  |  |  |  |  |  |  |  | $ 900,000 |  |  |  |
Payment for the product payment |  | $ 26,600,000 |  |  |  |  |  |  |  |  |  |  |
Derma Sciences | Medihoney Earnout Payments |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Payment for contingent consideration |  |  |  |  |  | 2,000,000 |  |  |  |  |  |  |
Revenue volatility percentage |  |  | 27.50% |  |  |  |  |  |  |  |  |  |
Contingent consideration maximum payout |  |  | $ 5,000,000.0 |  |  |  |  |  |  |  |  |  |
Estimated fair value of the remaining portion of the contingent consideration, liability |  |  | $ 1,400,000 |  |  | $ 200,000 |  | $ 1,400,000 |  | $ 200,000 |  | $ 1,400,000 |
Measurement Input, Discount Rate | Derma Sciences | BioD Earnout Payments |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Discounted cash flow model, measurement input |  |  | 0.030 |  |  |  |  |  |  |  |  |  |
Measurement Input, Discount Rate | Derma Sciences | Product Payment Contingent Consideration |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Discounted cash flow model, measurement input |  |  | 0.025 |  |  |  |  |  |  |  |  |  |
Measurement Input, Discount Rate | Derma Sciences | Medihoney Earnout Payments |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Discounted cash flow model, measurement input |  |  | 0.045 |  |  |  |  |  |  |  |  |  |

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