Prepaid Expenses and Other Current Assets (Tables)

6 Months Ended

Jun. 30, 2022

Prepaid Expense and Other Assets [Abstract]

Schedule of Prepaid Expenses and Other Current Assets

Prepaid expenses and other current assets consisted of the following:

	June 30,		December 31,
	2022		2021
	(in thousands)
Prepaid research and development expenses	$	1,031	$	676
Prepaid insurance		186		944
Payroll tax receivable		237		208
Other prepaid expenses and other assets		366		279
	$	1,820	$	2,107