GOODWILL AND OTHER INTANGIBLE ASSETS - Schedule of Changes in Carrying Amount of Goodwill (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Dec. 31, 2014
Goodwill [Roll Forward]
Goodwill at December 31, 2014		$ 363,888us-gaap_Goodwill
Balance, March 31, 2015	354,202us-gaap_Goodwill	363,888us-gaap_Goodwill
Orthopedics and Tissue Technologies
Goodwill [Line Items]
Goodwill, gross		81,650
Accumulated impairment losses		0
Goodwill [Roll Forward]
Goodwill at December 31, 2014	81,650
MicroFrance working capital and purchase price adjustments	0
Goodwill impairment charge	0
Foreign currency translation	(2,016)
Balance, March 31, 2015	79,634
Spine
Goodwill [Line Items]
Goodwill, gross		409
Accumulated impairment losses		0
Goodwill [Roll Forward]
Goodwill at December 31, 2014	409
MicroFrance working capital and purchase price adjustments	0
Goodwill impairment charge	(409)
Foreign currency translation	0
Balance, March 31, 2015	0
U.S. Spine And Other
Goodwill [Line Items]
Goodwill, gross		363,888
Accumulated impairment losses		0
Goodwill [Roll Forward]
Goodwill at December 31, 2014	363,888
MicroFrance working capital and purchase price adjustments	(828)
Goodwill impairment charge	(409)
Foreign currency translation	(8,449)
Balance, March 31, 2015	354,202
Specialty Surgical Solutions
Goodwill [Line Items]
Goodwill, gross		281,829
Accumulated impairment losses		0
Goodwill [Roll Forward]
Goodwill at December 31, 2014	281,829
MicroFrance working capital and purchase price adjustments	(828)
Goodwill impairment charge	0
Foreign currency translation	(6,433)
Balance, March 31, 2015	$ 274,568

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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