Note 12 - Income Taxes - NOL Carryforwards (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2025	Dec. 31, 2024
Balance	$ 32,245	$ 28,640
Net operating losses used and expired	(2,273)	3,605
Balance	29,972	32,245
Pre-Ownership Change [Member]
Balance	3,871	4,509
Net operating losses used and expired	(1,276)	(638)
Balance	2,595	3,871
Post-ownership change [Member]
Balance	28,374	24,131
Net operating losses used and expired	(997)	4,243
Balance	$ 27,377	$ 28,374