Accrued Expenses (Tables)

6 Months Ended

Jun. 30, 2018

Payables and Accruals [Abstract]

Schedule of Accrued Expenses

Accrued expenses consist of the following:

	(in thousands)
	June 30, 2018		December 31, 2017
Compensation	$	522	$	569
Professional fees		425		506
Clinical trial expenses		33		310
Other expenses		213		581
	$	1,193	$	1,966