Note 14 - Earnings Per Share - Basic and Diluted Net Income (Loss) Per Share Attributable to Common Stockholders (Details) - USD ($) shares in Thousands, $ in Thousands	4 Months Ended	8 Months Ended	12 Months Ended
	Dec. 31, 2020	Aug. 21, 2020	Dec. 31, 2022	Dec. 31, 2021
Net loss	$ (16,429)	$ (85,034)	$ 236,854	$ 55,559
Participating basic earnings (a)	0		(22,991)	(4,674)
Basic earnings attributable to common stockholders	(16,429)		213,863	50,885
Reallocation of participating earnings	0		401	58
Diluted net income (loss) attributable to common stockholders	$ (16,429)		$ 214,264	$ 50,943
Basic weighted average shares outstanding (in shares)	91,629		104,738	93,127
Dilutive warrants and unvested stock options (in shares)	0		4,304	145
Dilutive unvested restricted stock (in shares)	0		2,122	1,500
Diluted weighted average shares outstanding (in shares)	91,629		111,164	94,772