Note 13 - Income Taxes - Income Tax Benefit and Effective Tax Rate (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Federal	$ 0	$ 0	$ 0	$ 0
State	0	0	0	0
Total current income tax expense (benefit)	0	0	0	0
Federal	30,599	2,145	53,726	4,680
State	998	0	1,631	0
Deferred income tax expense (benefit)	31,597	2,145	55,357	4,680
Total income tax expense (benefit)	$ 31,597	$ 2,145	$ 55,357	$ 4,680