Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2021

Payables and Accruals [Abstract]

Schedule of Accrued Expenses

Accrued expenses consisted of the following (in thousands):

	December 31,
	2021		2020
Accrued employee compensation and benefits	$	1,763	$	4,295
Accrued external research and development expenses		1,633		1,780
Accrued professional fees		901		987
Other		549		789
	$	4,846	$	7,851