Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2017

Accrued Expenses

Schedule of accrued expenses

	December 31, 2017		December 31, 2016
	(In thousands)
Accrued Payroll and Employee Benefits	$	6,348	$	7,132
Accrued Research and Development Contract Costs		11,399		17,742
Accrued Professional Fees		1,408		1,146
Other Accrued Expenses		300		2,637
	$	19,455	$	28,657