Accrued Expenses (Tables)

3 Months Ended

Mar. 31, 2019

Payables and Accruals [Abstract]

Components of Accrued Expenses

Accrued expenses consisted of the following (in thousands):

	March 31, 2019		December 31, 2018
Development costs	$	3,542	$	2,928
Employee compensation	491		1,045
Severance to former CEO and other employees	610		278
Professional fees	519		464
Other	72		31
	$	5,234	$	4,746