Note 9 - Leases (Details Textual) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Operating Lease, Right-of-Use Asset, Periodic Reduction	$ 74	$ 28	$ 217	$ 84
Operating Lease, Cost	$ 154	30	$ 463	90
Operating Lease, Weighted Average Remaining Lease Term	6 years 2 months 23 days		6 years 2 months 23 days
Operating Lease, Weighted Average Discount Rate, Percent	14.52%		14.52%
Variable Lease, Cost	$ 23	15	$ 41	38
Short-Term Lease, Cost	$ 1	$ 40	$ 16	$ 68