Note 2 - Investments - Available-for-sale Fixed Maturity and Equity Securities (Details) - USD ($)	Jun. 30, 2026	Dec. 31, 2025
US Treasury and Government [Member]
Securities, amortized cost	$ 4,284,833	$ 4,277,139
Securities, gross unrealized gains	568	8,812
Securities, gross unrealized losses	39,606	0
Securities, fair value	4,245,795	4,285,951
US States and Political Subdivisions Debt Securities [Member]
Securities, amortized cost	6,402,163	6,645,125
Securities, gross unrealized gains	36,554	81,942
Securities, gross unrealized losses	265,522	221,635
Securities, fair value	6,173,195	6,505,432
Mortgage-Backed Security, Issued by US Government-Sponsored Enterprise [Member]
Securities, amortized cost	49,869,894	35,136,311
Securities, gross unrealized gains	310,075	549,560
Securities, gross unrealized losses	494,820	145,116
Securities, fair value	49,685,149	35,540,755
Commercial Mortgage-Backed Securities [Member]
Securities, amortized cost	27,306,242	24,293,112
Securities, gross unrealized gains	88,847	270,654
Securities, gross unrealized losses	1,023,730	912,864
Securities, fair value	26,371,359	23,650,902
Residential Mortgage-Backed Securities [Member]
Securities, amortized cost	4,922,246	2,490,458
Securities, gross unrealized gains	5,888	5,498
Securities, gross unrealized losses	80,008	28,357
Securities, fair value	4,848,126	2,467,599
Corporate Debt Securities [Member]
Securities, amortized cost	108,783,363	102,571,386
Securities, gross unrealized gains	328,576	744,128
Securities, gross unrealized losses	5,521,379	4,714,451
Securities, fair value	103,590,560	98,601,063
Asset-Backed Securities [Member]
Securities, amortized cost	14,259,658	11,988,613
Securities, gross unrealized gains	40,267	59,759
Securities, gross unrealized losses	526,064	478,278
Securities, fair value	13,773,861	11,570,094
Exchange-traded Debt Securities [Member]
Securities, amortized cost		500,000
Securities, gross unrealized gains		0
Securities, gross unrealized losses		8,000
Securities, fair value		492,000
Debt Security, Government, Non-US [Member]
Securities, amortized cost	25,785,374	26,837,279
Securities, gross unrealized gains	17,483	79,509
Securities, gross unrealized losses	1,292,560	1,124,079
Securities, fair value	24,510,297	25,792,709
Redeemable Preferred Stock [Member]
Securities, amortized cost	1,250,000	1,250,000
Securities, gross unrealized gains	0	0
Securities, gross unrealized losses	235,000	230,000
Securities, fair value	1,015,000	1,020,000
Debt Securities [Member]
Securities, amortized cost	242,863,773	215,989,423
Securities, gross unrealized gains	828,258	1,799,862
Securities, gross unrealized losses	9,478,689	7,862,780
Securities, fair value	234,213,342	209,926,505
Debt Securities [Member] \| Trinity Life Insurance Company [Member]
Securities, amortized cost	12,902,523	16,595,881
Securities, gross unrealized gains	0	0
Securities, gross unrealized losses	3,812,428	4,218,278
Securities, fair value	$ 9,090,095	$ 12,377,603

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-2

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Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-2

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Amortized cost excluding accrued interest, before allowance for credit loss, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479130/326-30-45-1

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Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477657/942-210-S45-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478478/942-210-S50-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(6))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479130/326-30-45-1

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