Annual report pursuant to Section 13 and 15(d)

Accrued Expenses (Details)

v3.6.0.2
Accrued Expenses (Details) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Accrued Liabilities    
Employee compensation and benefits $ 1,911 $ 709
External research and preclinical development 3,290 981
Professional fees 819 399
Facilities 90 414
Restricted stock liability 5 1
Total accrued expenses $ 6,115 $ 2,504