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ACQUISITIONS, DIVESTITURE AND PRO FORMA RESULTS (Narrative) (Details) $ in Thousands |  |  |  |  |  |  |  | 1 Months Ended | 3 Months Ended | 6 Months Ended | 9 Months Ended | 10 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Oct. 02, 2017 USD ($) | May 25, 2017 USD ($) | Apr. 04, 2017 USD ($) | Feb. 24, 2017 USD ($) | Dec. 15, 2015 USD ($) | Oct. 02, 2015 USD ($) | Jul. 17, 2015 USD ($) acquisition | Oct. 31, 2017 USD ($) | Aug. 31, 2017 USD ($) | Apr. 30, 2017 USD ($) | Dec. 31, 2017 USD ($) | Sep. 30, 2017 USD ($) | Jun. 30, 2017 USD ($) | Mar. 31, 2017 USD ($) | Dec. 31, 2016 USD ($) | Sep. 30, 2016 USD ($) | Jun. 30, 2016 USD ($) | Mar. 31, 2016 USD ($) | Jun. 30, 2017 USD ($) | Dec. 31, 2017 USD ($) | Dec. 31, 2017 USD ($) | Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Oct. 06, 2017 USD ($)
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amount drawn from loan |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,307,000 | $ 680,000 | $ 545,000 |
Realized loss, included in other income, net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 2,300 |  |  |  |  |  |
Deferred tax assets, other |  |  |  |  |  |  |  |  |  |  | $ 3,077 |  |  |  | $ 128 |  |  |  |  | $ 3,077 | $ 3,077 | 3,077 | 128 |  |
Payment for contingent consideration |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4,661 | 0 | 0 |
Gain recognized, amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 1,111 |
Number of businesses acquired | acquisition |  |  |  |  |  |  | 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash used in business acquisition, net of cash acquired |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,241,946 | (225) | 328,888 |
Contingent consideration, received from escrow |  |  |  |  |  |  |  |  |  | $ 1,200 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase in fair value of contingent receivable |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,600 | 1,300 |  |
Net income (loss) |  |  |  |  |  |  |  |  |  |  | 44,355 | $ 3,159 | $ 10,835 | $ 6,394 | 28,246 | $ 20,144 | $ 12,755 | $ 13,419 |  |  |  | 64,743 | 74,564 | (3,519) |
Interest Expense, Intangible Asset Amortization, and External Expenses Related to Acquisition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income (loss) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 24,900 |  |  |
Product Concentration Risk | BioD Morselized Amniotic Membrane Based Products |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue from product, Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1.00% |  |  |
Derma Sciences | Interest Expense, Intangible Asset Amortization, and External Expenses Related to Acquisition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income (loss) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 2,900 |  |  |
Codman Specialty Surgical |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate purchase price received |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 46,400
Assets provided upon termination of transitional supply agreement liability |  |  |  |  |  |  |  |  |  |  | 1,300 |  |  |  |  |  |  |  |  | 1,300 | 1,300 | 1,300 |  |  |
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 |  |  |
Term loan A-1 | Secured Debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amount drawn from loan |  |  |  |  |  |  |  | $ 700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Codman |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consideration transferred | $ 1,014,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Write off of construction in progress |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 6,300 |  |  |
Revenue since acquisition date |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 76,900 |  |  |
Net assets acquired |  |  |  |  |  |  |  |  |  |  | 1,014,091 |  |  |  |  |  |  |  |  | 1,014,091 | 1,014,091 | 1,014,091 |  |  |
Codman | Term loan A-1 | Secured Debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amount drawn from loan | $ 700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
TGX Medical |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consideration transferred |  |  | $ 5,400 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue since acquisition date |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 600 |  |  |  |  |
Business combination, cash acquired |  |  |  |  |  |  |  |  |  |  | 49 |  |  |  |  |  |  |  |  | 49 | 49 | 49 |  |  |
Net assets acquired |  |  |  |  |  |  |  |  |  |  | 5,367 |  |  |  |  |  |  |  |  | 5,367 | 5,367 | 5,367 |  |  |
Derma Sciences |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consideration transferred |  |  |  | $ 210,800 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue since acquisition date |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 84,600 |  |  |  |
Payment of closing expenses |  |  |  | 4,800 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payment of stock plan settlement |  |  |  | 4,300 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire business |  |  |  | $ 201,700 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preliminary purchase price allocation adjustment |  |  |  |  |  |  |  |  |  |  |  |  | 1,700 |  |  |  |  |  |  |  |  |  |  |  |
Adjustment to purchase price and goodwill |  |  |  |  |  |  |  |  |  |  |  | $ 300 |  |  |  |  |  |  |  |  |  |  |  |  |
Deferred taxes |  |  |  |  |  |  |  |  |  |  | 14,524 |  |  |  |  |  |  |  |  | 14,524 | 14,524 | 14,524 |  |  |
Deferred tax assets, operating loss carryforwards |  |  |  |  |  |  |  |  |  |  | 39,700 |  |  |  |  |  |  |  |  | 39,700 | 39,700 | 39,700 |  |  |
Deferred tax assets, goodwill and intangible assets |  |  |  |  |  |  |  |  |  |  | 16,400 |  |  |  |  |  |  |  |  | 16,400 | 16,400 | 16,400 |  |  |
Deferred tax liabilities, intangible assets |  |  |  |  |  |  |  |  |  |  | 41,100 |  |  |  |  |  |  |  |  | 41,100 | 41,100 | 41,100 |  |  |
Deferred tax assets, other |  |  |  |  |  |  |  |  |  |  | 500 |  |  |  |  |  |  |  |  | 500 | 500 | 500 |  |  |
Adjustment, deferred tax assets |  |  |  |  |  |  |  |  |  |  | 3,300 |  | 1,500 |  |  |  |  |  | $ 1,500 | 3,300 | 3,300 | 3,300 |  |  |
Business combination, cash acquired |  |  |  |  |  |  |  |  |  |  | 16,512 |  |  |  |  |  |  |  |  | 16,512 | 16,512 | 16,512 |  |  |
Net assets acquired |  |  |  |  |  |  |  |  |  |  | 210,478 |  |  |  |  |  |  |  |  | 210,478 | 210,478 | 210,478 |  |  |
Derma Sciences | BioD Earnout Payments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue volatility |  |  |  | 13.50% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Discount rate |  |  |  | 3.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration arrangements, maximum payout |  |  |  | $ 26,500 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration, liability |  |  |  | $ 9,100 |  |  |  |  |  |  | 300 |  |  |  |  |  |  |  |  | 300 | 300 | 300 |  |  |
Payment for contingent consideration |  |  |  |  |  |  |  |  | $ 4,800 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4,000 |  |  |
Derma Sciences | Product Payment Contingent Consideration |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Discount rate |  |  |  | 2.50% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration arrangements, maximum payout |  |  |  | $ 29,700 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration, liability |  |  |  | $ 26,800 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Product payment probability rate |  |  |  | 98.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Change in fair value of contingent consideration |  |  |  |  |  |  |  |  |  |  |  |  | $ 900 |  |  |  |  |  |  |  |  |  |  |  |
Payment for contingent consideration liability |  | $ 26,600 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derma Sciences | Medihoney Earnout Payments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue volatility |  |  |  | 27.50% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Discount rate |  |  |  | 4.50% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration arrangements, maximum payout |  |  |  | $ 5,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration, liability |  |  |  | $ 1,400 |  |  |  |  |  |  | 1,400 |  |  |  |  |  |  |  |  | 1,400 | 1,400 | 1,400 |  |  |
Tekmed |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consideration transferred |  |  |  |  | $ 14,100 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net assets acquired |  |  |  |  |  |  |  |  |  |  | 14,103 |  |  |  |  |  |  |  |  | 14,103 | 14,103 | 14,103 |  |  |
Salto and Futura |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire business |  |  |  |  |  | $ 6,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net assets acquired |  |  |  |  |  |  |  |  |  |  | 7,111 |  |  |  |  |  |  |  |  | 7,111 | 7,111 | 7,111 |  |  |
Salto and Futura | Other Income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Gain recognized, amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,100 |
TEI |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consideration transferred |  |  |  |  |  |  | $ 312,200 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Adjustment to purchase price and goodwill |  |  |  |  |  |  | $ 200 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (174) |  |
Discount rate |  |  |  |  |  |  | 11.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash used in business acquisition, net of cash acquired |  |  |  |  |  |  | $ 312,400 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business combination, cash acquired |  |  |  |  |  |  | 1,200 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingent receivable |  |  |  |  |  |  | 400 |  |  |  | $ 2,000 |  |  |  | 1,700 |  |  |  |  | $ 2,000 | $ 2,000 | $ 2,000 | 1,700 |  |
Contingent consideration, asset, revenue threshold to realize asset |  |  |  |  |  |  | 6,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
TEI | Prepaid Expenses and Other Current Assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingent receivable |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,200 |  |  |  |  |  |  |  | 1,200 |  |
TEI | Other assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingent receivable |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 500 |  |  |  |  |  |  |  | $ 500 |  |
TEI Biosciences Inc. |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consideration transferred |  |  |  |  |  |  | 210,900 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Adjustment to purchase price and goodwill |  |  |  |  |  |  | 500 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
TEI Medical Inc. |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consideration transferred |  |  |  |  |  |  | 101,300 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Adjustment to purchase price and goodwill |  |  |  |  |  |  | $ 700 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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