Note 6 - Unpaid Losses and Settlement Expenses - Schedule of Liability for Unpaid Claims and Claim Adjustment Expense (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Gross	$ 76,584,000	$ 70,381,000	$ 67,614,063	$ 61,835,000
Less: Ceded	14,603,000	15,527,000	13,610,295	14,521,000
Net	60,981,000	54,854,000	54,004,000	47,314,000
Current year, incurred	11,331,000	9,825,000	33,333,000	29,309,000
Prior years, incurred	2,105,000	562,000	3,366,000	5,081,000
Total incurred	13,436,000	10,387,000	36,699,000	34,390,000
Current year, paid	4,329,000	5,758,000	9,045,000	11,752,000
Prior years, paid	7,011,000	5,620,000	17,581,000	16,089,000
Total paid	11,340,000	11,378,000	26,626,000	27,841,000
Net unpaid losses and settlement expense - end of the period	64,077,000	53,862,000	64,077,000	53,862,000
Plus: Reinsurance recoverable on unpaid losses net of CECL	16,350,203	14,768,000	16,350,203	14,768,000
Plus: CECL allowance for reinsurance recoverable on unpaid losses	115,000	0	115,000	0
Unpaid losses and settlement expenses	$ 80,542,478	$ 68,630,000	$ 80,542,478	$ 68,630,000