Schedule of Components of Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Income Tax Disclosure [Abstract]
Expected federal statutory tax expense	$ 628	$ 1,263
Increase (reduction) in taxes resulting from:
State income taxes recoverable	43	388
Non-deductible expenses (permanent differences)	(707)	(193)
Change in valuation allowance	(855)	(4,542)
Tax rate changes	876	(599)
Other	(46)	39
Income tax benefit	$ (61)	$ (3,644)