Accounts Payable, Accrued Expenses and Other (Tables)

12 Months Ended

Dec. 31, 2021

Payables And Accruals [Abstract]

Schedule of Accounts Payable, Accrued Expenses and Other

Accounts payable, accrued expenses and other as of December 31, 2021 and 2020 consisted of the following:

	December 31,
(in thousands)	2021		2020
Accounts payable	$	120	$	123
Accrued goods and services		167		194
Accrued clinical trial costs		84		112
Others		191		341
Total accounts payable, accrued expenses and other	$	562	$	770