Consolidated Balance Sheets (Parentheticals) - USD ($) $ / shares in Thousands, $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Fixed maturities, cost	$ 35,889	$ 20,488
Equity investments, cost	1,147	1,157
Real estate investments, cost	10,225	10,225
Property and equipment, accumulated depreciation	24,224	24,441
Intangible assets accumulated amortization	$ 20,333	$ 15,433
Temporary equity, issued (in shares)	169,733
Temporary equity, outstanding (in shares)	169,733
Temporary equity, redemption	$ 6,500
Common stock, no par value (in dollars per share)	$ 0	$ 0
Common stock, authorized (in shares)	50,000,000	50,000,000
Common stock, issued (in shares)	22,882,614	22,211,069
Common stock, outstanding (in shares)	22,882,614	22,211,069
Treasury stock (in shares)	247,450	247,450
Redeemable Class A Preferred Stock [Member]
Temporary equity, par value (in dollars per share)	$ 0	$ 0
Temporary equity, authority (in shares)	1,000,000	1,000,000
Temporary equity, issued (in shares)	169,733	182,876
Temporary equity, outstanding (in shares)	169,733	182,876
Temporary equity, redemption	$ 6,497	$ 6,658
Other Receivables
Allowance for doubtful accounts	5	201
Service Fees [Member]
Allowance for doubtful accounts	$ 241	$ 478