Income Taxes - Income tax (benefit) expense (Details) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Income Taxes
Current taxes - State	$ 21,000	$ 20,000
Current taxes - Foreign	730,000
Total current tax expense	751,000	20,000
Deferred taxes - Federal	(2,731,000)
Deferred taxes - State	(193,000)
Deferred taxes - Foreign	(156,000)
Total deferred tax benefit	(3,080,000)
Total income tax (benefit) expense	(2,329,000)	$ 20,000
Income tax benefit attributable to noncontrolling interest	$ 298,000