SEVERANCE AGREEMENTS (Details) - USD ($) $ in Millions					3 Months Ended	12 Months Ended
	Feb. 13, 2015	Jan. 09, 2015	Oct. 13, 2014	Sep. 15, 2014	Dec. 31, 2014	Dec. 31, 2014	Sep. 30, 2014
Chief Financial Officer | Separation Agreement
Severance Agreement [Line Items]
Target bonus percentage				100.00%
Accrued severance expense							$ 0.1
Chief Executive Officer | Separation Agreement
Severance Agreement [Line Items]
Severance expense						$ 4.5
Restricted shares | Chief Financial Officer | Separation Agreement
Severance Agreement [Line Items]
Accelerated vesting (in shares)				81,333
Equity Option | Chief Executive Officer | Separation Agreement
Severance Agreement [Line Items]
Compensation expense related to cash severance, unpaid bonus and health insurance			$ 0.5
Compensation expense related to accelerated vesting			1.1
Selling, general and administrative expenses | Chief Financial Officer | Separation Agreement
Severance Agreement [Line Items]
Severance expense					$ 1.1
Turing Pharmaceuticals
Severance Agreement [Line Items]
Upfront fees payment			$ 3.0			3.0
Liabilities expected to be assumed					$ 3.0	3.0
Severance expense and accrued severance expense						$ 2.9
Turing Pharmaceuticals | Asset Purchase Agreement
Severance Agreement [Line Items]
Purchase price of assets		$ 1.0
Sales value of product rights	$ 1.1	$ 1.0
Purchase Price Of Inventory	1.1
Manchester Pharmaceuticals LLC
Severance Agreement [Line Items]
Sales value of product rights	0.7
Manchester Pharmaceuticals LLC | Turing Pharmaceuticals
Severance Agreement [Line Items]
Sales value of product rights	$ 0.3