Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2021

Payables and Accruals [Abstract]

Schedule of accrued liabilities

	December 31,
	2021		2020
Accrued legal and professional fees	$	254	$	–
Accrued payroll		211		228
Accrued vacation		22		278
Employee benefits payable		–		31
Other		47		91
Total accrued expenses	$	534	$	628