Accrued Expenses (Tables)

6 Months Ended

Jun. 30, 2014

Payables And Accruals [Abstract]

Components of Accrued Expenses

Accrued expenses consisted of the following (in thousands):

	June 30, 2014		December 31, 2013
Development costs	$	404	$	62
Deferred IPO costs		—		180
Employee compensation		478		346
Professional fees		157		182
Interest		100		79
Other		1		1
	$	1,140	$	850