Income Taxes, Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Effective income tax rate reconciliation [Abstract]
Statutory federal income tax benefit	$ 2,343	$ 4,242
State tax benefit, net of federal taxes	321	531
Foreign tax	(1)	(1)
Nondeductible/nontaxable items	(297)	(694)
Other	(418)	(295)
Valuation allowance (increase) decrease	(1,953)	(3,791)
Total income tax expense	$ (5)	$ (8)