ACQUISITIONS, DIVESTITURE AND PRO FORMA RESULTS (Narrative) (Details) $ in Thousands					1 Months Ended	3 Months Ended								6 Months Ended	9 Months Ended	12 Months Ended
	May 25, 2017 USD ($)	Feb. 24, 2017 USD ($)	Feb. 23, 2017 USD ($)	Feb. 14, 2017 USD ($)	Aug. 31, 2017 USD ($)	Dec. 31, 2018 USD ($)	Sep. 30, 2018 USD ($)	Jun. 30, 2018 USD ($)	Mar. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Sep. 30, 2017 USD ($)	Jun. 30, 2017 USD ($)	Mar. 31, 2017 USD ($)	Jun. 30, 2018 USD ($)	Sep. 30, 2018 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Oct. 06, 2017 USD ($)
Business Acquisition [Line Items]
Payment for contingent consideration																$ 38,196	$ 4,661	$ 0
Cost of good sold related to fair value inventory purchase accounting adjustments																571,496	435,511	349,089
Realized loss, included in other income, net												$ 2,300
Deferred tax assets, other						$ 8,835				$ 3,077						8,835	3,077
Change in fair value of contingent consideration and others																1,214	(4,710)	(13)
Net income						25,138	$ 13,295	$ 11,376	$ 10,992	44,355	$ 3,159	10,835	$ 6,394			$ 60,801	64,743	$ 74,564
BioD Morselized Amniotic Membrane Based Products | Product Concentration Risk
Business Acquisition [Line Items]
Revenue from product, percentage (less than)																1.00%
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
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
Interest Expense, Intangible Asset Amortization, and External Expenses Related to Acquisition
Business Acquisition [Line Items]
Net income																	24,900
Interest Expense, Intangible Asset Amortization, and External Expenses Related to Acquisition | Derma Sciences
Business Acquisition [Line Items]
Net income			$ 2,900
Codman
Business Acquisition [Line Items]
Consideration transferred				$ 1,014,000
Amounts accrued for ancillary and service agreement						22,800				25,400						$ 22,800	25,400
Revenue since acquisition date																312,500	76,900
Cash received from working capital adjustment related to business acquisition																26,700
Purchase price adjustment							(800)							$ 3,200		3,964
Purchase price, working capital adjustments														6,200
Purchase price, inventory adjustments														$ 3,000
Purchase price, property, plant and equipment adjustment							5,500
Payment for contingent consideration															$ 15,900
Write off of construction in progress										6,300
Codman | Fair Value Adjustment to Inventory
Business Acquisition [Line Items]
Cost of good sold related to fair value inventory purchase accounting adjustments																17,300
Codman | Completed technology
Business Acquisition [Line Items]
Purchase price, intangible asset adjustment							$ 4,700
Derma Sciences
Business Acquisition [Line Items]
Consideration transferred		$ 210,800
Payment of closing expenses		4,800
Payment of stock plan settlement		4,300
Payments to acquire business		201,700
Deferred taxes		$ 14,524				14,500										14,500
Deferred tax assets, operating loss carryforwards						39,700										39,700
Deferred tax assets, goodwill and intangible assets						16,400										16,400
Deferred tax liabilities, intangible assets						41,100										41,100
Deferred tax assets, other						500										500
Adjustment, deferred tax assets										3,300		1,500					3,300
Derma Sciences | BioD Earnout Payments
Business Acquisition [Line Items]
Payment for contingent consideration					$ 4,800
Revenue volatility		13.50%
Contingent consideration arrangements, maximum payout		$ 26,500
Contingent consideration, liability		9,100								300							300
Derma Sciences | Product Payment Contingent Consideration
Business Acquisition [Line Items]
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 and others												$ 900
Payment for contingent consideration liability	$ 26,600
Derma Sciences | Medihoney Earnout Payments
Business Acquisition [Line Items]
Payment for contingent consideration								$ 2,000
Revenue volatility		27.50%
Contingent consideration arrangements, maximum payout		$ 5,000
Contingent consideration, liability		$ 1,400				$ 200				$ 1,400						$ 200	$ 1,400
Derma Sciences | Measurement Input, Discount Rate | BioD Earnout Payments
Business Acquisition [Line Items]
Discount rate		0.030
Derma Sciences | Measurement Input, Discount Rate | Product Payment Contingent Consideration
Business Acquisition [Line Items]
Discount rate		0.025
Derma Sciences | Measurement Input, Discount Rate | Medihoney Earnout Payments
Business Acquisition [Line Items]
Discount rate		0.045