Accrued Expenses (Tables)

6 Months Ended

Jun. 30, 2015

Payables And Accruals [Abstract]

Components of Accrued Expenses

Accrued expenses are as follows:

	June 30,		December 31,
	2015		2014
	(in thousands)
Professional fees	$	1,707	$	2,460
Accrued bonus		653		1,286
Accrued vacation		263		177
Accrued severance		60		179
Accrued payroll		212		213
Other		596		549
Total accrued expenses	$	3,491	$	4,864