Note 5 - Liability for Future Policyholder Benefits - Liability for Future Policyholder Benefits (Details) - USD ($)	3 Months Ended	12 Months Ended
	Mar. 31, 2026	Dec. 31, 2025	Jan. 01, 2026	Jan. 01, 2025	Jan. 01, 2024
Liability for future policyholder benefits	$ 44,769,645	$ 43,153,093
In course of settlements	139,976	764,862
Incurred but not reported	300,060	372,089
Other	225,484	269,409
Total liability for future policyholder benefits	45,435,165	44,559,453
Net liability for future policy benefits, post-flooring	44,769,645	43,153,093
Individual Life [Member]
Balance, beginning of year	(958,958)	(400,344)	$ (400,344)
Effect of change in discount rate assumptions	(4,272,099)	(3,617,243)	42,752,917
Balance				$ 399,564
Balance	43,810,104	42,752,573		36,222,623
Liability for future policyholder benefits	44,769,062	43,152,917
Expected future benefits and expenses, discounted	43,810,104	42,752,573		36,222,623
Beginning balance at original discount rate	(774,112)		(268,690)
Balance	48,082,203	46,369,816	46,369,816	40,651,821
Beginning balance at original discount rate				649,287
Effect of changes in cash flow assumptions			(539,368)	(1,239,943)
Effect of changes in cash flow assumptions			133	21,011
Effect of actual variances from expected experience			84,436	(10,249)
Effect of actual variances from expected experience			79,609	(106,799)
Adjusted beginning of year balance		(268,690)	(723,622)	(600,905)
Adjusted beginning of year balance			46,449,558	40,566,033
New issues	2,560,371	9,148,351
New issues	2,560,371	9,735,500
Interest accrual	38,596	339,056
Death benefits	(1,355,447)	(5,672,746)
Net premiums collected	(2,649,457)	(9,155,192)
Surrender/maturity	(15,954)	(127,270)
Derecognition (lapses)	0	0
Other benefits	0	0
Dividends	0	(2)
Effect of change in discount rate assumptions	(184,846)	(131,654)
Return of premium	0	0
Expense included in Reserve	(17,714)	(64,683)
Interest accrued	461,389	1,932,984
Net liability for future policy benefits	44,769,062	43,152,917
Impact of flooring	0	0
Net liability for future policy benefits, post-flooring	44,769,062	43,152,917
Less: Reinsurance recoverable	462,768	421,244
Net liability for future policy benefits, after reinsurance recoverable	44,306,294	42,731,673
Traditional Life [Member]
Balance	43,810,107	42,752,896
Expected future gross premiums, undiscounted	15,647,893	15,692,183
Expected future gross premiums, discounted	11,250,729	11,460,334
Expected future benefits and expenses, undiscounted	91,520,587	80,814,045
Expected future benefits and expenses, discounted	43,810,107	42,752,896
Critical Illness [Member]
Balance, beginning of year	17,575	18,024	18,024
Effect of change in discount rate assumptions	(2,176)	(1,952)	10,630
Balance				10,179
Balance	10,846	10,630		10,698
Liability for future policyholder benefits	583	176
Expected future benefits and expenses, discounted	10,846	10,630		10,698
Beginning balance at original discount rate	19,670		19,818
Balance	13,022	12,582	12,582	12,947
Beginning balance at original discount rate				11,560
Effect of changes in cash flow assumptions			0	0
Effect of changes in cash flow assumptions			0	0
Effect of actual variances from expected experience			72	8,992
Effect of actual variances from expected experience			63	9,457
Adjusted beginning of year balance		19,818	19,890	20,552
Adjusted beginning of year balance			12,645	22,404
New issues	0	156
New issues	0	156
Interest accrual	206	838
Death benefits	0	(10,000)
Net premiums collected	(426)	(1,728)
Surrender/maturity	0	0
Derecognition (lapses)	0	0
Other benefits	(137)	(527)
Dividends	0	0
Effect of change in discount rate assumptions	(2,095)	(1,794)
Return of premium	0	0
Expense included in Reserve	(10)	(37)
Interest accrued	524	586
Net liability for future policy benefits	(6,729)	(7,394)
Impact of flooring	7,312	7,570
Net liability for future policy benefits, post-flooring	583	176
Less: Reinsurance recoverable	(10,616)	(9,962)
Net liability for future policy benefits, after reinsurance recoverable	11,199	10,138
Disability and Critical Illness [Member]
Balance	10,846	11,019
Expected future gross premiums, undiscounted	409,578	412,176
Expected future gross premiums, discounted	221,088	225,911
Expected future benefits and expenses, undiscounted	27,039	27,063
Expected future benefits and expenses, discounted	10,846	11,019
Individual Life and Critical Illness Products [Member]
Balance, beginning of year	(941,383)	(382,320)	(382,320)
Effect of change in discount rate assumptions	(4,274,275)	(3,619,195)	42,763,203
Balance				409,743	$ 1,557,973
Balance	43,820,950	42,763,203		36,233,321	32,483,755
Liability for future policyholder benefits	44,769,645	43,153,093
Expected future benefits and expenses, discounted	43,820,950	42,763,203		36,233,321	32,483,755
Beginning balance at original discount rate	(754,442)		(248,872)
Balance	48,095,225	46,382,398	46,382,398	40,664,768
Beginning balance at original discount rate				660,847
Effect of changes in cash flow assumptions			(539,368)	(1,239,943)
Effect of changes in cash flow assumptions			133	21,011
Total liability for future policyholder benefits					30,857,637
Effect of actual variances from expected experience			84,508	(1,257)
Effect of actual variances from expected experience			79,672	(97,342)
Adjusted beginning of year balance		(248,872)	(703,732)	(580,353)
Adjusted beginning of year balance			$ 46,462,203	$ 40,588,437
New issues	2,560,371	9,148,507
New issues	2,560,371	9,735,656
Interest accrual	38,802	339,894
Death benefits	(1,355,447)	(5,682,746)
Net premiums collected	(2,649,883)	(9,156,920)
Surrender/maturity	(15,954)	(127,270)
Derecognition (lapses)	0	0
Other benefits	(137)	(527)
Dividends	0	(2)
Effect of change in discount rate assumptions	(186,941)	(133,448)
Return of premium	0	0
Expense included in Reserve	(17,724)	(64,720)
Interest accrued	461,913	1,933,570
Net liability for future policy benefits	44,762,333	43,145,523
Impact of flooring	7,312	7,570
Net liability for future policy benefits, post-flooring	44,769,645	43,153,093
Less: Reinsurance recoverable	452,152	411,282			$ 68,145
Net liability for future policy benefits, after reinsurance recoverable	$ 44,317,493	$ 42,741,811