Note 10 - Debt and Credit Agreements - Outstanding Debt Balances (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Long-term debt	$ 12,153	$ 8,311
Less: current maturities	(5,903)	(1,170)
Long-term debt, net of current maturities	6,250	7,141
Line of Credit [Member]
Long-term debt	4,657	0
Notes Payable, Other Payables [Member]
Long-term debt	1,361	1,094
Less: current maturities	(163)	(88)
Long-Term Debt [Member]
Long-term debt	$ 6,135	$ 7,217