Note 19 - Accumulated Other Comprehensive Income - Components of Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Net realized gains	$ 210	$ 54
Gain on extinguishment of debt	31,616	0
Income (loss) from continuing operations before income tax expense (benefit)	28,431	(4,421)
Income tax expense (benefit)	699	(422)
Income (loss) from continuing operations	27,732	(3,999)
Income from discontinued operations, net of taxes	107	1,495
Net income (loss)	27,839	(2,504)
Reclassification out of Accumulated Other Comprehensive Income [Member]
Gain on extinguishment of debt	27,177	0
Income (loss) from continuing operations before income tax expense (benefit)	27,199	0
Income tax expense (benefit)	0	0
Income (loss) from continuing operations	27,199	0
Income from discontinued operations, net of taxes	0	0
Net income (loss)	27,199	0
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-Sale, Parent [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Net realized gains	$ 22	$ (1)