Current Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2017

Payables And Accruals [Abstract]

Schedule of current accrued expenses

Current accrued expenses include the following:

(in thousands)	December 31, 2017		December 31, 2016
Clinical trial expenses	$	869	$	1,365
Compensation, excluding taxes		1,124		933
Professional fees		221		286
Short-term portion of lease restructuring		209		216
Other1		985		607
Total accrued expenses	$	3,408	$	3,407

¹Other consists of various accrued expenses, with no individual item accounting for more than 5% of current liabilities at December 31, 2017 and 2016.