Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Income Tax Disclosure [Abstract]
Net operating loss carryforwards	$ 72,648	$ 74,752
Tax credit carryforwards	30,629	30,721
Equipment, furnishings and other	1,872	7
Total deferred tax assets	105,149	105,480
Deferred tax liabilities
Net deferred tax assets	105,149	105,480
Valuation allowance	(105,149)	(105,480)
Deferred tax assets