Accrued Expenses

12 Months Ended

Dec. 31, 2021

Payables and Accruals [Abstract]

Accrued Expenses

8. Accrued Expenses

Accrued expenses consist of the following:

	December 31,
	2021		2020
Payroll	$	1,801	$	1,530
Taxes		41		159
Legal fees		29		156
Research and development costs		437		37
Other expenses		181		31
Total	$	2,489	$	1,913