SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details)			1 Months Ended	3 Months Ended			6 Months Ended	12 Months Ended
	Jul. 31, 2015 Segment	Jul. 01, 2015 shares	Aug. 31, 2015	Mar. 31, 2015 Segment	Sep. 30, 2014 USD ($)	Dec. 31, 2013 USD ($)	Jun. 30, 2015 USD ($)	Dec. 31, 2015 USD ($) Customer Segment	Dec. 31, 2014 USD ($) Customer Segment	Dec. 31, 2013 USD ($) Customer
Summary Of Significant Accounting Policies [Line Items]
Tax benefit								$ (53,820,000)	$ (9,271,000)	$ 3,241,000
Restricted cash and cash equivalents								4,073,000	0
Inventory, capitalized expenses								0	0
Depreciation expense								27,000,000	23,700,000	19,900,000
Interest expense capitalized to property, plant, and equipment								$ 1,700,000	$ 2,600,000
Number of reportable segments | Segment	3			3				2	5
Number of reportable segments, goodwill reallocated | Segment								4
Goodwill, impairment loss								$ 0
Impairment of indefinite-lived Assets							$ 0
Amortization expense								32,200,000	$ 22,700,000	11,200,000
Annual amortization expense expected to approximate in 2015								42,200,000
Annual amortization expense expected to approximate in 2016								41,500,000
Annual amortization expense expected to approximate in 2017								40,700,000
Annual amortization expense expected to approximate in 2018								40,600,000
Annual amortization expense expected to approximate in 2019								40,500,000
Charitable contributions								900,000	600,000	600,000
Undistributed earnings of foreign subsidiaries								261,300,000
Amount of unrecognized deferred tax liability								37,900,000
Distribution and handling costs								$ 13,700,000	13,200,000	12,800,000
Extended warranties, in years								2 years
Accrued warranty expense								$ 800,000	300,000
Defined benefit plan, contributions by employer								1,800,000
Defined benefit plan, recognized net gain (loss) due to settlements and curtailments								(5,600,000)
Pension contributions								2,200,000	900,000	800,000
Interest paid								12,700,000	10,900,000	9,500,000
Interest paid, capitalized								1,700,000	2,600,000	3,200,000
Income taxes paid								21,300,000	6,800,000	3,700,000
Capital expenditures incurred but not yet paid								4,700,000	3,300,000	8,100,000
In-process research and development
Summary Of Significant Accounting Policies [Line Items]
Other Indefinite-lived intangible assets								1,000,000	1,400,000
Impairment charges								$ 400,000	$ 200,000	400,000
Trademarks Brand Names
Summary Of Significant Accounting Policies [Line Items]
Finite-lived intangible asset, useful life								30 years	34 years
Technology
Summary Of Significant Accounting Policies [Line Items]
Amortization expense, included in cost of product revenues								$ 22,300,000	$ 15,900,000	$ 4,100,000
Computer Equipment
Summary Of Significant Accounting Policies [Line Items]
Capital leased assets, gross								2,000,000
Capital leases, lessee balance sheet, assets by major class, accumulated depreciation								$ 1,300,000	$ 700,000
Out-of-period Adjustment
Summary Of Significant Accounting Policies [Line Items]
Tax benefit						$ 1,000,000
Sales Revenue, Net
Summary Of Significant Accounting Policies [Line Items]
Concentration risk, percentage								10.00%	10.00%	10.00%
Concentration risk, number of customers over benchmark | Customer								0	0	0
Deferred tax accounts in 2011 error | Out-of-period Adjustment
Summary Of Significant Accounting Policies [Line Items]
Tax benefit						$ 900,000
Confluent Surgical, Inc.
Summary Of Significant Accounting Policies [Line Items]
Impairment of finite-lived assets					$ 600,000			$ 600,000
SeaSpine Inc. | Discontinued Operations, Disposed of by Means Other than Sale, Spinoff
Summary Of Significant Accounting Policies [Line Items]
Disposal group, including discontinued operation, distribution of spinoff shares, percent		100.00%
Disposal group, including discontinued operation, shares required for issuance of spinoff share | shares		3
Minimum | Trademarks Brand Names
Summary Of Significant Accounting Policies [Line Items]
Finite-lived intangible asset, useful life			20 years
Maximum | Trademarks Brand Names
Summary Of Significant Accounting Policies [Line Items]
Finite-lived intangible asset, useful life			30 years