Note 13 - Income Taxes (Details Textual) - USD ($) $ in Thousands	4 Months Ended	8 Months Ended	12 Months Ended
	Dec. 31, 2020	Aug. 21, 2020	Dec. 31, 2022	Dec. 31, 2021	Aug. 22, 2020
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent			21.00%
Deferred Tax Assets, Valuation Allowance			$ 0	$ 0
Income Tax Expense (Benefit), Total	$ (4,223)	$ 0	75,361	16,904
Deferred income tax liability			131,164	55,802	$ 39,946
State and Local Jurisdiction [Member] | Texas Margin Tax [Member]
Deferred income tax liability			4,100	$ 1,800
Cumulative Effect, Period of Adoption, Adjustment [Member]
Income Tax Expense (Benefit), Total			3,400
Deferred Tax Assets, Gross, Total			$ 3,400