DIVESTITURE (Details) $ / shares in Units, $ in Thousands		3 Months Ended
	Apr. 10, 2015 USD ($) multiplier shares	Mar. 31, 2016 USD ($) item $ / shares	Mar. 31, 2015 USD ($)	Dec. 31, 2015 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Discount rate (as a percent)		17.00%
Increase in the fair value of contingent consideration		$ 1,900
CONTINGENT CONSIDERATION		57,200		$ 55,300
Increase (Decrease) in fair value of warrants		$ 800
Minimum
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Discount rate (as a percent)		12.10%
Maximum
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Discount rate (as a percent)		13.70%
Gainesville Transaction
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of regulatory milestones | item		2
Fair value of warrants		$ 1,000
Gainesville Transaction | Minimum
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Period of milestone events occurrence		P1Y
Discount rate (as a percent)		4.30%
Gainesville Transaction | Maximum
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Period of milestone events occurrence		P2Y
Discount rate (as a percent)		5.30%
Gainesville Transaction | Disposal Group, Held-for-sale or Disposed of by Sale, Not Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Warrants received | shares	350,000
Number of times closing price of common stock on prior day | multiplier	2
Maximum milestone payment receivable	$ 120,000
Disposal group income before income tax			$ 4,200
Estimated consideration received
Cash	54,010
Fair value of warrants	2,123
Fair value of contingent consideration	57,600
Total consideration received	113,733
Less: net assets sold	(101,373)
Less: transaction costs	(2,724)
Gain on the Gainesville Transaction	$ 9,636
Recro | Gainesville Transaction
Fair Value Assumptions and Methodology for Assets and Liabilities [Abstract]
Closing stock price at March 31, 2016 | $ / shares		$ 5.97
Warrant strike price | $ / shares		$ 19.46
Expected term (years)		6 years 7 days
Risk-free rate (as a percent)		1.38%
Volatility (as a percent)		77.40%