Note 21 - Accumulated Other Comprehensive Income - Components of Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Net realized gains	$ 1,809	$ 580
Other-than-temporary impairment loss	(0)	117
Loss from continuing operations before income tax benefit	(5,784)	(6,537)
Income tax benefit	(7,644)	(1,115)
Income (loss) from continuing operations	1,860	(5,422)
Net income (loss)	1,860	(5,416)
Reclassification out of Accumulated Other Comprehensive Income [Member]
Income (loss) from continuing operations	(27)	(64)
Net income (loss)	(27)	(64)
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Parent [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Net realized gains	(27)	(64)
Other-than-temporary impairment loss	0	0
Loss from continuing operations before income tax benefit	(27)	(64)
Income tax benefit	$ 0	$ 0