Accrued Expenses and Other Current Liabilities

9 Months Ended

Sep. 30, 2021

Accrued Expenses And Other Current Liabilities [Abstract]

Accrued Expenses and Other Current Liabilities

(4) Accrued Expenses and Other Current Liabilities

Accrued expenses and other current liabilities consist of the following:

	December 31, 2020		September 30, 2021
	(in thousands)
Accrued bonus	$	1,763	$	1,764
Professional fees		1,018		755
Research and development costs		1,829		3,223
Other		31		97
	$	4,641	$	5,839