Note 8 - Goodwill - Intangible Assets, Goodwill and Other (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Balance	$ 49,264
Balance	45,498	$ 49,264
Operating Segments [Member] | Extended Warranty Segment [Member]
Balance	40,627	59,415
Acquisition	0	0
Measurement period adjustment		(18,788)
Goodwill disposed of related to PWSC	(9,474)
Balance	31,153	40,627
Operating Segments [Member] | Leased Real Estate Segment [Member]
Balance	7,905	0
Acquisition	5,708	7,905
Measurement period adjustment		0
Goodwill disposed of related to PWSC	0
Balance	13,613	7,905
Operating Segments [Member] | Kingsway Search Xcelerator [Member]
Balance	732	732
Acquisition	0	0
Measurement period adjustment		0
Goodwill disposed of related to PWSC	0
Balance	732	732
Corporate, Non-Segment [Member]
Balance	49,264	60,147
Acquisition	5,708	7,905
Measurement period adjustment		(18,788)
Goodwill disposed of related to PWSC	(9,474)
Balance	$ 45,498	$ 49,264