Note 8 - Goodwill - Intangible Assets, Goodwill and Other (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Balance	$ 121,130	$ 82,104
Acquisition	7,905	39,026
Measurement period adjustment	(18,788)
Balance	110,247	121,130
Operating Segments [Member] | Extended Warranty Segment [Member]
Balance	59,415	20,389
Acquisition	0	39,026
Measurement period adjustment	(18,788)
Balance	40,627	59,415
Operating Segments [Member] | Leased Real Estate Segment [Member]
Balance	60,983	60,983
Acquisition	0	0
Measurement period adjustment	0
Balance	60,983	60,983
Operating Segments [Member] | Kingsway Search Xcelerator [Member]
Balance	0	0
Acquisition	7,905	0
Measurement period adjustment	0
Balance	7,905	0
Corporate, Non-Segment [Member]
Balance	732	732
Acquisition	0	0
Measurement period adjustment	0
Balance	$ 732	$ 732