Note 14 - Segment Information - Segment Reporting Information (Details) - USD ($)	3 Months Ended								12 Months Ended
	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2021	Dec. 31, 2020
Revenues	$ 749,393	$ (562,162)	$ 3,190,256	$ 3,205,403	$ 4,132,129	$ 5,962,383	$ 6,120,746	$ (48,962)	$ 6,618,890	$ 16,166,296
Total losses and expenses									8,212,921	30,758,511
Segment loss	(889,988)	$ (955,112)	$ (93,078)	$ 344,147	(3,301,881)	$ (8,277,992)	$ 1,465,255	$ (4,477,597)	(1,594,031)	(14,592,215)
Property, Plant and Equipment, Net, Ending Balance	898,560				1,098,420				898,560	1,098,420
Reinsurance Segment [Member]
Revenues									3,213,768	10,463,588
Total losses and expenses									4,013,676	27,498,921
Segment loss									(799,908)	(17,035,333)
Property, Plant and Equipment, Net, Ending Balance	0				0				0	0
Insurance Segment [Member]
Revenues									3,405,122	5,702,708
Total losses and expenses									4,199,245	3,259,590
Segment loss									(794,123)	2,443,118
Property, Plant and Equipment, Net, Ending Balance	$ 898,560				$ 1,098,420				$ 898,560	$ 1,098,420