Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2020

Payables and Accruals [Abstract]

Component of Accrued Expenses

Accrued expenses consist of the following:

	December 31,
(in thousands)	2020		2019
Clinical services	$	4,450	$	5,247
Employee compensation		3,298		1,910
Preclinical services		749		1,147
Professional services		3,993		991
Manufacturing services		3,159		586
Accrued vacation		725		489
Payroll taxes and benefits		16		284
Other consulting services		199		192
Total	$	16,589	$	10,846