Accrued Expenses (Tables)

6 Months Ended

Jun. 30, 2017

Payables and Accruals [Abstract]

Schedule of Accrued Expenses

Accrued expenses consisted of the following (dollars in thousands):

	June 30, 2017		December 31, 2016
Accrued research and development expenses	$	561	$	318
Accrued employee bonus compensation	421		730
Employee withholdings	23		22
Other accrued expenses	324		198
Total accrued expenses	$	1,329	$	1,268