Notes and Loans Payable (Details Textual) - USD ($)	1 Months Ended		3 Months Ended		9 Months Ended
	Jul. 31, 2015	Jul. 29, 2015	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Jul. 28, 2015	Apr. 30, 2014	Feb. 28, 2014	Mar. 31, 2012
Notes and Loans Payable [Line Items]
Amortization of Debt Discount (Premium)					$ 71,000	$ 33,000
Interest Expense			$ 197,000	$ 102,000	363,000	370,000
Finite-Lived Intangible Assets, Net			3,187,000		$ 3,187,000
Debt Conversion, Original Debt, Amount		$ 1,000,000
Term Charge Description		The Loan Agreement includes an end of term charge of $0.5 million payable on the earliest to occur of (i) the Term Loan Maturity Date, (ii) the date that Borrower prepays the outstanding Secured Obligations in full, or (iii) the date that the Secured Obligations become due and payable in full (as defined in the Loan Agreement). The Company will accrue this charge as of each reporting period accruing up to the $0.5 million charge over the 37-month term of the Loan Agreement because this charge is a cost of the debt and the Company is obligated to make this payment in the future.
Debt Instrument, Term Charge			$ 24,000
Class of Warrant or Right, Number of Securities Called by Warrants or Rights			275,000		275,000
Debt Issuance Cost			$ 1,300,000		$ 1,300,000
Proceeds from Offerings					500,000
Debt Instrument, Additional Borrowings			5,000,000		5,000,000
Fair Value Adjustment of Warrants				3,100,000	3,100,000
Placement agent [Member]
Notes and Loans Payable [Line Items]
Payments for Brokerage Fees					300,000
Class of Warrant or Right, Number of Securities Called by Warrants or Rights		350,000
Class of Warrant or Right, Exercise Price of Warrants or Rights		$ 1.78
Warrants Not Settleable in Cash, Fair Value Disclosure		$ 400,000
Hercules Technology Growth Capital, Inc. [Member]
Notes and Loans Payable [Line Items]
Debt Instrument, Maturity Date		Sep. 01, 2018
Long-term Debt, Gross		$ 4,500,000					$ 4,500,000
Debt Instrument, Periodic Payment, Principal		$ 100,000
Debt Instrument, Date of First Required Payment		Apr. 01, 2016
Debt Instrument, Interest Rate Terms		interest rate on the Hercules Loan is calculated at the greater of 10% or the prime rate plus 5.25%
Class of Warrant or Right, Number of Securities Called by Warrants or Rights		214,853
Class of Warrant or Right, Exercise Price of Warrants or Rights		$ 1.70
Warrants Not Settleable in Cash, Fair Value Disclosure		$ 300,000
Debt Instrument, Additional Borrowings		$ 5,000,000					$ 5,000,000
Additional Warrants to be Issued		279,412
Fair Value Adjustment of Warrants		$ 100,000	$ 100,000		$ 200,000
MidCap Financial Trust [Member]
Notes and Loans Payable [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			11.50%		11.50%
Repayments of Secured Debt					$ 2,100,000
Revolving Credit Facility [Member]
Notes and Loans Payable [Line Items]
Line of Credit, Current			$ 5,000,000		5,000,000			$ 5,000,000
Line of Credit Facility, Interest Rate at Period End								12.00%
Senior Secured Term Loan [Member]
Notes and Loans Payable [Line Items]
Interest Expense			21,000,000	100,000	200,000
Mablife Notes Payable [Member]
Notes and Loans Payable [Line Items]
Repayments of Debt					100,000
Amortization of Debt Discount (Premium)					4,000	28,000
Interest Expense, Debt, Excluding Amortization			0	$ 28,000	4,000	28,000
Senior Secured Term Loan [Member]
Notes and Loans Payable [Line Items]
Interest Expense						$ 300,000
Term Loan [Member]
Notes and Loans Payable [Line Items]
Interest Expense			62,000
Midcap [Member] | Epicept Corporation [Member]
Notes and Loans Payable [Line Items]
Repayments of Secured Debt	$ 2,100,000
Termination Costs	$ 500,000
Patents [Member]
Notes and Loans Payable [Line Items]
Finite-Lived Intangible Assets, Net			500,000		500,000
Mablife [Member]
Notes and Loans Payable [Line Items]
Loans Payable										$ 600,000
Royalty Rate Percent of Net Sales										0.60%
Purchase Obligation, Due in Fourth Year									$ 25,000
Purchase Obligation, Due in Fifth Year									35,000
Finite-Lived Intangible Assets, Net			$ 419,000		$ 419,000
Mablife [Member] | Secondary Patent Rights [Member]
Notes and Loans Payable [Line Items]
Purchase Obligation									150,000
Purchase Obligation, Due in Next Twelve Months									$ 15,000