Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Income Tax Disclosure [Abstract]
Expected provision at federal statutory tax rate at 21%	$ (881)	$ (46)
Increase (decrease) in valuation allowance	688	(33)
State and local taxes	21	84
Foreign tax rate differential	(1)	4
US taxation of foreign operations		80
Federal research and development credits	(75)	(55)
Change in tax rates		10
Non-deductible expenses	37	62
Disposition of Tantaline	193
Other	4	(102)
Income tax (benefit) expense	$ (14)	$ 4