DISCONTINUED OPERATIONS - Summary of Assets and Liabilities, Discontinued Operations (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Jul. 01, 2015	Dec. 31, 2014	Oct. 29, 2014
Disposal Group, Including Discontinued Operation, Assets, Current [Abstract]
Current assets of discontinued operations	$ 0		$ 99,785
Disposal Group, Including Discontinued Operation, Assets, Noncurrent [Abstract]
Non-current assets of discontinued operations	0		73,734
Disposal Group, Including Discontinued Operation, Liabilities, Current [Abstract]
Current liabilities of discontinued operations	0		13,780
Disposal Group, Including Discontinued Operation, Liabilities, Noncurrent [Abstract]
Long-term liabilities of discontinued operations	$ 0		2,631
SeaSpine Inc. | Discontinued Operations, Disposed of by Means Other than Sale, Spinoff
Disposal Group, Including Discontinued Operation, Assets, Current [Abstract]
Cash		$ 47,178	260	$ 47,000
Accounts receivable		20,856	21,504
Inventory		49,425	47,981
Other current assets		13,411	30,040
Current assets of discontinued operations		130,870	99,785
Disposal Group, Including Discontinued Operation, Assets, Noncurrent [Abstract]
Property, plant, and equipment, net		21,093	16,360
Intangible assets, net		43,122	46,891
Other assets		4,465	10,483
Non-current assets of discontinued operations		68,680	73,734
Total assets of discontinued operations		199,550	173,519
Disposal Group, Including Discontinued Operation, Liabilities, Current [Abstract]
Accounts payable		7,072	5,193
Accrued compensation		5,964	6,300
Accrued expenses and other current liabilities		3,361	2,287
Current liabilities of discontinued operations		16,397	13,780
Disposal Group, Including Discontinued Operation, Liabilities, Noncurrent [Abstract]
Deferred tax liabilities		13,331
Other liabilities		2,593	2,631
Long-term liabilities of discontinued operations		15,924	2,631
Total liabilities of discontinued operations		$ 32,321	$ 16,411