DISCONTINUED OPERATIONS - Schedule of Income (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net loss from discontinued operations	$ 0	$ (3,348)
SeaSpine Inc. | Spinoff
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total revenue		32,314
Costs and expenses		36,766
Operating loss		(4,452)
Other income (expense), net		(721)
Loss from discontinued operations before tax		(5,173)
Benefit for income taxes		(1,825)
Net loss from discontinued operations		$ (3,348)