Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2021

Accrued Liabilities

Schedule of accrued liabilities

	December 31,
	2021		2020
Accrued compensation	$	2,086	$	1,697
Accrued professional fees and other		1,477		1,651
Total accrued liabilities	$	3,563	$	3,348