Accrued Expenses (Tables)

3 Months Ended

Mar. 31, 2017

Payables and Accruals [Abstract]

Schedule of Accrued Expenses

Accrued expenses consisted of the following:

	March 31, 2017		December 31, 2016
	(In thousands)
Employee compensation and benefits	$	1,532	$	2,703
Research and development and professional expenses		2,027		3,197
Accrued expenses	$	3,559	$	5,900