Note 14 - Income Taxes - Income Tax (Benefit) Expense (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Income tax benefit at United States statutory income tax rate		$ (738)	$ (363)	$ (638)	$ (410)
Valuation allowance		580	120	879	(121)
Non-deductible compensation		198	25	336	(18)
Non-taxable income		0	0	(524)	0
Investment income		(60)	7	(43)	(121)
State income tax		117	29	170	67
Change in unrecognized tax benefits(1)	[1]	(2,853)	69	(2,815)	137
Indemnification receivable		599	(15)	591	(29)
Indefinite life intangibles		53	53	107	107
Other		6	15	12	16
Income tax benefit		$ (3,258)	$ (300)	$ (3,683)	$ (130)

[1] Includes interest and penalty expense related to unrecognized tax benefits.