Deerfield Loan (Tables)

6 Months Ended

Jun. 30, 2015

Deerfield Loan [Abstract]

Long term debt included in balance sheet

Long-term debt consists solely of amounts due under the Deerfield Loan for the periods presented:

	June 30,			December 31,
(in thousands)	2015			2014
Note payable	$	30,000		$	30,000
Unamortized discount		(8,549	)		(9,698	)
Long-term debt, net of discount	$	21,451		$	20,302

Interest expense included in statement of operations

The following amounts comprise the Deerfield Loan interest expense for the periods presented:

(in thousands)	Three Months Ended June 30,				Six Months Ended June 30,
	2015		2014		2015		2014
Cash interest expense	$	654	$	654	$	1,301	$	1,302
Non-cash amortization of debt discounts		594		470		1,149		909
Amortization of debt costs		5		5		10		10
Total interest expense	$	1,253	$	1,129	$	2,460	$	2,221