Note 5 - Fair Value Measurements - Schedule of Fair Value Measurements (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Equity Securities, FV-NI	$ 947
Total Assets	947
Forward Contract Liabilities	2,703
5% Notes	381	$ 357
Total Liabilities	3,084	357
Fair Value, Inputs, Level 1 [Member]
Equity Securities, FV-NI	947
Total Assets	947
Forward Contract Liabilities	0
5% Notes	0	0
Total Liabilities	0	0
Fair Value, Inputs, Level 2 [Member]
Equity Securities, FV-NI	0
Total Assets	0
Forward Contract Liabilities	2,703
5% Notes	0	0
Total Liabilities	2,703	0
Fair Value, Inputs, Level 3 [Member]
Equity Securities, FV-NI	0
Total Assets	0
Forward Contract Liabilities	0
5% Notes	381	357
Total Liabilities	$ 381	$ 357