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ACQUISITIONS AND PRO FORMA RESULTS (Business Acquisition, Narrative) (Details) |  |  |  |  | 3 Months Ended | 6 Months Ended | 9 Months Ended | 12 Months Ended |
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Jul. 29, 2019 USD ($) | Feb. 24, 2017 USD ($) | Feb. 23, 2017 USD ($) | Feb. 14, 2017 USD ($) | Dec. 31, 2019 USD ($) liability | Sep. 30, 2019 USD ($) | Jun. 30, 2019 USD ($) | Mar. 31, 2019 USD ($) | Dec. 31, 2018 USD ($) | Sep. 30, 2018 USD ($) | Jun. 30, 2018 USD ($) | Mar. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) | Jun. 30, 2017 USD ($) | Jun. 30, 2018 USD ($) | Sep. 30, 2018 USD ($) | Dec. 31, 2019 USD ($) liability | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) | Oct. 06, 2017 USD ($)
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payment for contingent consideration |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0 | $ 38,196,000 | $ 4,661,000 |
Cost of goods sold related to fair value inventory purchase accounting adjustments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 564,681,000 | 571,496,000 | 435,511,000 |
Realized loss, included in other income, net |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 2,300,000 |  |  |  |  |  |
Deferred tax assets, other |  |  |  |  | $ 5,900,000 |  |  |  | $ 8,835,000 |  |  |  |  |  |  |  | 5,900,000 | 8,835,000 |  |
Net income |  |  |  |  | 15,319,000 | $ (27,610,000) | $ 29,736,000 | $ 32,756,000 | 25,138,000 | $ 13,295,000 | $ 11,376,000 | $ 10,992,000 |  |  |  |  | $ 50,201,000 | 60,801,000 | 64,743,000 |
BioD Morselized Amniotic Membrane Based Products | Product Concentration Risk |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue from product, percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1.00% |  |  |
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 |
Codman Specialty Surgical | Disposal Group, Held-for-sale, Not Discontinued Operations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Gain on sale of business, included in other income, net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,600,000 |
Interest Expense, Intangible Asset Amortization, and External Expenses Related to Acquisition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 24,900,000 |
Interest Expense, Intangible Asset Amortization, and External Expenses Related to Acquisition | Derma Sciences |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income |  |  | $ 2,900,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Arkis |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase price of business combination | $ 30,900,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration, liability | 25,500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration, fair value | $ 13,100,000 |  |  |  | 14,200,000 |  |  |  |  |  |  |  |  |  |  |  | $ 14,200,000 |  |  |
Acquired intangible assets, discount rate | 14.50% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deferred taxes | $ 1,535,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Arkis | Milestone Payment One |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration, liability | 10,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Arkis | Milestone Payment Two |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration, liability | $ 15,500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Codman |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase price of business combination |  |  |  | $ 1,014,000,000.000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amounts accrued for ancillary and service agreement |  |  |  |  | 2,100,000 |  |  |  | 22,800,000 |  |  |  |  |  |  |  | 2,100,000 | 22,800,000 |  |
Cash received from working capital adjustment related to business acquisition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 26,700,000 |  |
Purchase price adjustment |  |  |  |  |  |  |  |  |  | (800,000) |  |  |  |  | $ 3,200,000 |  |  | 3,964,000 |  |
Purchase price, working capital adjustments |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 6,200,000 |  |  |  |  |
Purchase price, inventory adjustments |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 3,000,000.0 |  |  |  |  |
Purchase price, property, plant and equipment adjustment |  |  |  |  |  |  |  |  |  | 5,500,000 |  |  |  |  |  |  |  |  |  |
Payment for contingent consideration |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 15,900,000 |  |  |  |
Write off of construction in progress |  |  |  |  |  |  |  |  |  |  |  |  | 6,300,000 |  |  |  |  |  |  |
Codman | Fair Value Adjustment to Inventory |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cost of goods sold related to fair value inventory purchase accounting adjustments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 17,300,000 |  |
Codman | Completed technology |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase price, intangible asset adjustment |  |  |  |  |  |  |  |  |  | $ 4,700,000 |  |  |  |  |  |  |  |  |  |
Derma Sciences |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase price of business combination |  | $ 210,800,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration, liability |  |  |  |  | 200,000 |  |  |  | $ 200,000 |  |  |  |  |  |  |  | 200,000 | $ 200,000 |  |
Contingent consideration, fair value |  | 37,174,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payment of closing expenses |  | 4,800,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payment of stock plan settlement |  | 4,300,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire business |  | 201,700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deferred taxes |  | $ 14,524,000 |  |  | 14,500,000 |  |  |  |  |  |  |  |  |  |  |  | 14,500,000 |  |  |
Deferred tax assets, operating loss carryforwards |  |  |  |  | 39,700,000 |  |  |  |  |  |  |  |  |  |  |  | 39,700,000 |  |  |
Deferred tax assets, goodwill and intangible assets |  |  |  |  | 16,400,000 |  |  |  |  |  |  |  |  |  |  |  | 16,400,000 |  |  |
Deferred tax liabilities, intangible assets |  |  |  |  | 41,100,000 |  |  |  |  |  |  |  |  |  |  |  | 41,100,000 |  |  |
Deferred tax assets, other |  |  |  |  | $ 500,000 |  |  |  |  |  |  |  |  |  |  |  | $ 500,000 |  |  |
Adjustment, deferred tax assets |  |  |  |  |  |  |  |  |  |  |  |  | $ 3,300,000 | $ 1,500,000 |  |  |  |  | $ 3,300,000 |
Number of contingent liabilities remaining | liability |  |  |  |  | 1 |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  |
Contingent consideration arrangements, maximum payout |  |  |  |  | $ 3,000,000.0 |  |  |  |  |  |  |  |  |  |  |  | $ 3,000,000.0 |  |  |
Derma Sciences | BioD Earnout Payments and Medihoney Earnout Payments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payment for contingent consideration |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 33,300,000 |  |  |

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