Accrued Expenses and Other Current Liabilities (Tables)

6 Months Ended

Jun. 30, 2018

Payables And Accruals [Abstract]

Schedule of Accrued Expenses and Other Current Liabilities

Accrued expenses and other current liabilities consisted of the following:

(In thousands)	June 30, 2018		December 31, 2017
Research and development	$	833	$	969
Payroll and other employee-related expenses		5,242		9,309
Professional services fees		3,753		2,591
Interest expense		1,219		1,249
Accrual for employee stock purchase plan		132		141
Other		461		124
Total accrued expenses and other current liabilities	$	11,640	$	14,383