Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2022

Accrued Expenses [Abstract]

Accrued Expenses

Accrued expenses consist of the following at December 31:

	2022		2021
	(in thousands)
Legal and accounting fees	$	65	$	68
Accrued compensation		973		728
Lease liability		40		8
Accrued research and development costs and other		7,980		6,359
Total	$	9,058	$	7,163