Note 10 - Leases - Schedule of Future Minimum Lease Payments for Operating and Finance Obligation (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
2025, operating lease	$ 89
2025, finance leases	336
2025, total	425
2026, operating lease	66
2026, finance leases	0
2026, total	66
2027, operating lease	40
2027, finance leases	0
2027, total	40
Total lease payments, operating lease	195
Total lease payments, finance leases	336
Total lease payments, total	531
Less: Interest, operating lease	(24)
Less: Interest, finance leases	(22)
Less: Interest, total	(46)
Present value of lease liabilities, operating lease	171
Present value of lease liabilities, finance leases	314
Present value of lease liabilities, total	$ 485	$ 185