Note 5 - Earnings (Loss) Per Common Share - Net Income Per Common Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Notes To Financial Statements [Abstract]
Net Income (Loss)	$ 28,872	$ (5,753)
Preferred stock dividends	(138)	(138)
Net income (loss) applicable to common stockholders	$ 28,734	$ (5,891)
Basic weighted average common shares	632,047	616,199
Dilutive units	2,661	0
Diluted weighted average common shares	634,708	616,199
Basic earnings (loss) per common share	$ 0.05	$ (0.01)
Diluted earnings (loss) per common share	$ 0.05	$ (0.01)