Income Taxes, Net Deferred Tax Asset (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Net Deferred Tax Asset Arising Primarily from NOL Carryforwards and AMT Credit Carryforwards [Abstract]
Deferred tax asset	$ 40,520	$ 39,680
Valuation allowance	(40,520)	(39,680)
Net deferred tax asset recognized	$ 0	$ 0