Credit Facility and Term Loans (Tables)

9 Months Ended

Sep. 30, 2019

Debt Disclosure [Abstract]

Schedule of Credit Facility and Term Loans

Credit facility and term loans consisted of the following as of December 31, 2018 and September 30, 2019:

	December 31, 2018			September 30, 2019
	(in thousands)
MidCap credit facility	$	16,455		$	15,114
Less: deferred debt issuance costs		(1,960	)		(1,442	)
Less discount associated with issuance of warrants		(44	)		(32	)
Total MidCap credit facility	$	14,451		$	13,640
Horizon term loan	$	15,000		$	15,000
Less: deferred debt issuance costs		(1,022	)		(906	)
Less discount associated with issuance of warrants		(929	)		(755	)
Total Horizon term loan		13,049			13,339
Less-current portion		—			—
Term loan-non current portion	$	13,049		$	13,339

Schedule of Interest Expense, Net

Interest expense, net consisted of the following for the three and nine months ended September 30, 2018 and 2019:

	Three Months Ended
	September 30, 2018		September 30, 2019
	(in thousands)
Interest expense	$	439	$	955
Interest income		—		(80	)
Total Interest expense, net	$	439	$	875

	Nine Months Ended
	September 30, 2018		September 30, 2019
	(in thousands)
Interest expense	$	1,503	$	3,456
Interest income		—		(88	)
Total Interest expense, net	$	1,503	$	3,368