Fair Value Measurements, Financial Assets and Liabilities Measured on Recurring Basis (Details) - USD ($)	Dec. 31, 2024	Dec. 31, 2023
Assets [Abstract]
Fixed maturities, at fair value	$ 76,480,086	$ 79,084,545
Equity securities, at fair value	234,506,227	178,625,485
U.S. Government and Government Agencies and Authorities [Member]
Assets [Abstract]
Fixed maturities, at fair value	20,882,294	13,587,779
U.S. Special Revenue and Assessments [Member]
Assets [Abstract]
Fixed maturities, at fair value	7,234,191	7,308,458
Measured on a Recurring Basis [Member]
Assets [Abstract]
Fixed maturities, at fair value	76,480,086	79,084,545
Equity securities, at fair value	150,365,038	125,886,784
Short-term investments	1,954,687	29,132,236
Total financial assets	228,799,811	234,103,565
Measured on a Recurring Basis [Member] | U.S. Government and Government Agencies and Authorities [Member]
Assets [Abstract]
Fixed maturities, at fair value	20,882,294	13,587,779
Measured on a Recurring Basis [Member] | U.S. Special Revenue and Assessments [Member]
Assets [Abstract]
Fixed maturities, at fair value	7,234,191	7,308,458
Measured on a Recurring Basis [Member] | Corporate Securities [Member]
Assets [Abstract]
Fixed maturities, at fair value	48,363,601	58,188,308
Measured on a Recurring Basis [Member] | Common Stock [Member]
Assets [Abstract]
Equity securities, at fair value	67,710,442	68,281,978
Measured on a Recurring Basis [Member] | Limited Liability Companies [Member]
Assets [Abstract]
Equity securities, at fair value	82,654,596	57,604,806
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 1 [Member]
Assets [Abstract]
Fixed maturities, at fair value	20,882,294	13,587,779
Equity securities, at fair value	59,125,859	60,145,264
Short-term investments	1,954,687	29,132,236
Total financial assets	81,962,840	102,865,279
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	20,882,294	13,587,779
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	59,125,859	60,145,264
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	0
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 2 [Member]
Assets [Abstract]
Fixed maturities, at fair value	55,597,792	65,496,766
Equity securities, at fair value	5,519,600	5,329,080
Short-term investments	0	0
Total financial assets	61,117,392	70,825,846
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	7,234,191	7,308,458
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 2 [Member] | Corporate Securities [Member]
Assets [Abstract]
Fixed maturities, at fair value	48,363,601	58,188,308
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Level 2 [Member] | Common Stock [Member]
Assets [Abstract]
Equity securities, at fair value	5,519,600	5,329,080
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	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	85,719,579	60,412,440
Short-term investments	0	0
Total financial assets	85,719,579	60,412,440
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	3,064,983	2,807,634
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	57,604,806
Measured on a Recurring Basis [Member] | Estimated Fair Value [Member] | Net Asset Value [Member]
Assets [Abstract]
Total financial assets	$ 84,141,189	$ 52,738,701