Fair Value Measurements, Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - USD ($)	Mar. 31, 2025	Dec. 31, 2024
Assets [Abstract]
Fixed maturities, at fair value	$ 74,324,760	$ 76,480,086	[1]
Equity securities, at fair value	259,242,167	234,506,227	[1]
U.S. Government and Government Agencies and Authorities [Member]
Assets [Abstract]
Fixed maturities, at fair value	21,034,581	20,882,294
Measured on a Recurring Basis [Member]
Assets [Abstract]
Fixed maturities, at fair value	74,324,760	76,480,086
Equity securities, at fair value	157,427,799	150,365,038
Short-term investments	1,977,093	1,954,687
Total financial assets	233,729,652	228,799,811
Measured on a Recurring Basis [Member] | U.S. Government and Government Agencies and Authorities [Member]
Assets [Abstract]
Fixed maturities, at fair value	21,034,581	20,882,294
Measured on a Recurring Basis [Member] | U.S. Special Revenue and Assessments [Member]
Assets [Abstract]
Fixed maturities, at fair value	7,346,253	7,234,191
Measured on a Recurring Basis [Member] | Corporate Securities [Member]
Assets [Abstract]
Fixed maturities, at fair value	45,943,926	48,363,601
Measured on a Recurring Basis [Member] | Common Stock [Member]
Assets [Abstract]
Equity securities, at fair value	73,312,257	67,710,442
Measured on a Recurring Basis [Member] | Limited Liability Companies [Member]
Assets [Abstract]
Equity securities, at fair value		82,654,596
Measured on a Recurring Basis [Member] | Preferred Stock [Member]
Assets [Abstract]
Equity securities, at fair value	84,115,542
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 1 [Member]
Assets [Abstract]
Fixed maturities, at fair value	21,034,581	20,882,294
Equity securities, at fair value	63,931,597	59,125,859
Short-term investments	1,977,093	1,954,687
Total financial assets	86,943,271	81,962,840
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 1 [Member] | U.S. Government and Government Agencies and Authorities [Member]
Assets [Abstract]
Fixed maturities, at fair value	21,034,581	20,882,294
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 1 [Member] | U.S. Special Revenue and Assessments [Member]
Assets [Abstract]
Fixed maturities, at fair value	0	0
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 1 [Member] | Corporate Securities [Member]
Assets [Abstract]
Fixed maturities, at fair value	0	0
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 1 [Member] | Common Stock [Member]
Assets [Abstract]
Equity securities, at fair value	63,931,597	59,125,859
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 1 [Member] | Limited Liability Companies [Member]
Assets [Abstract]
Equity securities, at fair value		0
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 1 [Member] | Preferred Stock [Member]
Assets [Abstract]
Equity securities, at fair value	0
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 2 [Member]
Assets [Abstract]
Fixed maturities, at fair value	53,290,179	55,597,792
Equity securities, at fair value	6,247,600	5,519,600
Short-term investments	0	0
Total financial assets	59,537,779	61,117,392
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 2 [Member] | U.S. Government and Government Agencies and Authorities [Member]
Assets [Abstract]
Fixed maturities, at fair value	0	0
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 2 [Member] | U.S. Special Revenue and Assessments [Member]
Assets [Abstract]
Fixed maturities, at fair value	7,346,253	7,234,191
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 2 [Member] | Corporate Securities [Member]
Assets [Abstract]
Fixed maturities, at fair value	45,943,926	48,363,601
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 2 [Member] | Common Stock [Member]
Assets [Abstract]
Equity securities, at fair value	6,247,600	5,519,600
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 2 [Member] | Limited Liability Companies [Member]
Assets [Abstract]
Equity securities, at fair value		0
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 2 [Member] | Preferred Stock [Member]
Assets [Abstract]
Equity securities, at fair value	0
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 3 [Member]
Assets [Abstract]
Fixed maturities, at fair value	0	0
Equity securities, at fair value	87,248,602	85,719,579
Short-term investments	0	0
Total financial assets	87,248,602	85,719,579
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 3 [Member] | U.S. Government and Government Agencies and Authorities [Member]
Assets [Abstract]
Fixed maturities, at fair value	0	0
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 3 [Member] | U.S. Special Revenue and Assessments [Member]
Assets [Abstract]
Fixed maturities, at fair value	0	0
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 3 [Member] | Corporate Securities [Member]
Assets [Abstract]
Fixed maturities, at fair value	0	0
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 3 [Member] | Common Stock [Member]
Assets [Abstract]
Equity securities, at fair value	3,133,060	3,064,983
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 3 [Member] | Limited Liability Companies [Member]
Assets [Abstract]
Equity securities, at fair value		82,654,596
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 3 [Member] | Preferred Stock [Member]
Assets [Abstract]
Equity securities, at fair value	84,115,542
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Net Asset Value [Member]
Assets [Abstract]
Total financial assets	$ 101,814,368	$ 84,141,189

[1] Balance sheet audited at December 31, 2024.