Note 17 - Accumulated Other Comprehensive Income - Components of Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Net realized gains	$ 184	$ 187	$ 238	$ 238
Loss before income tax benefit	(2,371)	(3,514)	(5,284)	(3,040)
Income tax benefit	(6)	(3,258)	(415)	(3,683)
Net (loss) income	(2,365)	(256)	(4,869)	643
Reclassification out of Accumulated Other Comprehensive Income [Member]
Net (loss) income	(6)	(2)	(7)	(14)
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-Sale, Parent [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Net realized gains	(6)	(2)	(7)	(14)
Other-than-temporary impairment loss	0	0	0	0
Loss before income tax benefit	(6)	(2)	(7)	(14)
Income tax benefit	$ 0	$ 0	$ 0	$ 0