Note 13 - Income Taxes - Income Tax Benefit and Effective Tax Rate (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Federal	$ 52	$ 0	$ 0
State	469	0	0
Total current income tax expense	521	0	0
Federal	1,585	63,002	73,026
State	33,745	2,903	2,335
Deferred income tax expense	35,330	65,905	75,361
Total income tax expense	$ 35,851	$ 65,905	$ 75,361