Income Taxes, Net Deferred Tax Asset (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Net Deferred Tax Asset Arising Primarily from NOL Carryforwards and AMT Credit Carryforwards [Abstract]
Deferred tax asset	$ 41,784	$ 40,520
Valuation allowance	(41,784)	(40,520)
Net deferred tax asset recognized	$ 0	$ 0