Note 13 - Income Taxes - Income Tax Benefit and Effective Tax Rate (Details) - USD ($) $ in Thousands	4 Months Ended	8 Months Ended	12 Months Ended
	Dec. 31, 2020	Aug. 21, 2020	Dec. 31, 2022	Dec. 31, 2021
Federal	$ 0		$ 0	$ 0
State	0		0	0
Total current income tax expense	(3,176)		0	0
Federal	(1,047)		73,026	15,084
State	0		2,335	1,820
Deferred income tax expense	(1,047)		75,361	16,904
Total income tax expense	$ (4,223)	$ 0	$ 75,361	$ 16,904