SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

12 Months Ended

Dec. 31, 2017

Inventories, consisting of purchased materials, direct labor and manufacturing overhead, are stated at the lower of cost, the value determined by the first-in, first-out method, or net realizable value. Inventories consisted of the following:



	December 31,
	2017		2016
	(In thousands)
Finished goods	$	190,100	$	127,973
Work in process	58,637		50,043
Raw materials	47,595		39,247
Total inventories, net	$	296,332	$	217,263

Schedule Of Property, Plant And Equipment Balances And Corresponding Lives

Property, plant and equipment balances and corresponding lives were as follows:



	December 31,
	2017			2016			Useful Lives
	(In thousands)
Land	$	1,881		$	2,147
Buildings and building improvements	20,243			17,677			5-40 years
Leasehold improvements	90,329			82,432			1-20 years
Machinery and production equipment	137,914			103,818			3-20 years
Surgical instrument kits	30,511			19,871			4-5 years
Information systems and hardware	127,946			111,145			1-7 years
Furniture, fixtures, and office equipment	17,394			16,896			1-15 years
Construction-in-progress	62,967			59,222
Total	489,185			413,208
Less: Accumulated depreciation	(219,934		)	(190,839		)
Property, plant and equipment, net	$	269,251		$	222,369

Schedule Of Changes In Carrying Amount Of Goodwill

Changes in the carrying amount of goodwill in 2017 and 2016 were as follows:



	Codman Specialty Surgical			Orthopedics and Tissue Technologies			Total
	(In thousands)
Goodwill at January 1, 2016	$	284,976		$	227,413		$	512,389
TEI acquisition working capital adjustment	—			(174		)	(174		)
Foreign currency translation and other	(618		)	(1,026		)	(1,644		)
Goodwill at December 31, 2016	$	284,358		$	226,213		$	510,571
Derma Sciences acquisition	—			73,765			73,765
TGX Medical acquisition	641			—			641
Codman acquisition	346,220			—			346,220
Divestment to Natus	(2,861		)	—			(2,861		)
Foreign currency translation and other	6,409			3,160			9,569
Goodwill at December 31, 2017	$	634,767		$	303,138		$	937,905

Schedule of Finite-Lived Intangible Assets

The components of the Company's identifiable intangible assets were as follows:



	Weighted Average Life	December 31, 2017
	Weighted Average Life	Cost		Accumulated Amortization			Net
	(Dollars in Thousands)
Completed technology	19 years	$	869,174	$	(124,096	)	$	745,078
Customer relationships	13 years	233,430		(91,961		)	141,469
Trademarks/brand names	28 years	104,879		(22,293		)	82,586
Codman trade name	Indefinite	162,900		—			162,900
Supplier relationships	27 years	34,721		(15,092		)	19,629
All other⁽¹⁾	4 years	11,511		(3,546		)	7,965
		$	1,416,615	$	(256,988	)	$	1,159,627



	Weighted Average Life	December 31, 2016
	Weighted Average Life	Cost		Accumulated Amortization			Net
	(Dollars in Thousands)
Completed technology	17 years	$	479,964	$	(94,991	)	$	384,973
Customer relationships	12 years	152,335		(77,005		)	75,330
Trademarks/brand names	30 years	90,507		(19,158		)	71,349
Supplier relationships	27 years	34,721		(13,664		)	21,057
All other⁽¹⁾	5 years	10,806		(2,340		)	8,466
		$	768,333	$	(207,158	)	$	561,175


(1)	At December 31, 2017 and 2016, all other included IPR&D of $1.0 million, which was indefinite-lived.

Schedule of Indefinite-Lived Intangible Assets

The components of the Company's identifiable intangible assets were as follows:



	Weighted Average Life	December 31, 2017
	Weighted Average Life	Cost		Accumulated Amortization			Net
	(Dollars in Thousands)
Completed technology	19 years	$	869,174	$	(124,096	)	$	745,078
Customer relationships	13 years	233,430		(91,961		)	141,469
Trademarks/brand names	28 years	104,879		(22,293		)	82,586
Codman trade name	Indefinite	162,900		—			162,900
Supplier relationships	27 years	34,721		(15,092		)	19,629
All other⁽¹⁾	4 years	11,511		(3,546		)	7,965
		$	1,416,615	$	(256,988	)	$	1,159,627



	Weighted Average Life	December 31, 2016
	Weighted Average Life	Cost		Accumulated Amortization			Net
	(Dollars in Thousands)
Completed technology	17 years	$	479,964	$	(94,991	)	$	384,973
Customer relationships	12 years	152,335		(77,005		)	75,330
Trademarks/brand names	30 years	90,507		(19,158		)	71,349
Supplier relationships	27 years	34,721		(13,664		)	21,057
All other⁽¹⁾	5 years	10,806		(2,340		)	8,466
		$	768,333	$	(207,158	)	$	561,175


(1)	At December 31, 2017 and 2016, all other included IPR&D of $1.0 million, which was indefinite-lived.