Debt (Tables)

9 Months Ended

Sep. 30, 2016

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments

The following table summarizes the Company's outstanding borrowings:

(in thousands)	September 30, 2016			December 31, 2015
2016 Credit and Security Agreement (2013 Loan and Security Agreement as of December 31, 2015)	$	4,769		$	3,278
Term Loan	4,046			5,000
Discount on Term Loan	(1,500		)	(2,785		)
Unamortized debt issuance costs related to Term Loan	(391		)	(163		)
Total debt	6,924			5,330
Short-term portion	(6,924		)	(5,330		)
Total long-term debt, net	$	—		$	—

Summary of Components of Interest Expense

The following table summarizes the components of interest expense for the three and nine month periods ended September 30, 2016 and 2015:

(in thousands)	Three Months Ended					Nine Months Ended
	September 30,					September 30,
	2016		2015			2016		2015
Interest expense on Term Loan (interest at LIBOR, plus 14%)	$	171	$	188		$	512	$	342
Interest expense on 2013 Loan and Security Agreement	—		20			49		24
Interest expense on 2016 Credit and Security Agreement	72		—			120		—
Accretion of termination fees (over term of Term Loan at rate of 8%)	53		21			144		48
Amortization of debt issuance costs	103		48			226		328
Write-off of debt issuance costs related to 2013 Loan and Security Agreement	—		—			282		—
Amortization of debt discount associated with the SWK warrants	479		185			1,286		429
Mark to market of SWK Warrant #2	—		(74		)	59		(74		)
Total	$	878	$	388		$	2,678	$	1,097