Accounts Payable and Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2018

Payables And Accruals [Abstract]

Schedule of Accounts Payable and Accrued Expenses

Accounts payable and accrued expenses consist of the following:

	December 31,
	2018		2017
Accounts payable	$	4,371	$	3,829
Accrued research projects		6,079		2,356
Accrued professional fees		802		384
Accrued compensation and benefits		2,370		1,864
Accrued other		—		73
	$	13,622	$	8,506