Note 13 - Taxes (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Jun. 30, 1994
Undistributed Earnings of Domestic Subsidiaries		$ 3,700
Foreign Earnings Repatriated	$ 200
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense, Total	0
Unrecognized Tax Benefits, Ending Balance	$ 0