Accrued Liabilities

6 Months Ended

12 Months Ended

Jun. 30, 2022

Dec. 31, 2021

Accrued Liabilities, Current [Abstract]

Accrued Liabilities

6. ACCRUED LIABILITIES

Accrued liabilities consisted of the following:

	June 30, 2022		December 31, 2021
Payroll accruals	$	1,036	$	1,066
Offering costs		534		—
Accrued professional fees		221		18
Accrued expenses		70		45
Deferred rent		—		87
Other accrued liabilities		46		78
	$	1,907	$	1,294

6. ACCRUED LIABILITIES

Accrued liabilities consisted of the following as of December 31:

	2021		2020
Payroll accrued	$	1,066	$	420
Accrued expenses		63		247
Deferred rent		87		87
Other accrued liabilities		78		51
	$	1,294	$	805