Fair Value Measurements - Carrying Values and Estimated Fair Values of Financial Instruments not Recorded at Fair Value (Details) - USD ($)	Mar. 31, 2026	Dec. 31, 2025
Assets
Equity securities, at cost	$ 13,664,543	$ 20,510,250	[1]
Carrying Amount [Member]
Assets
Equity securities, at cost	13,664,543	20,510,250
Mortgage loans on real estate	13,625,829	14,402,304
Notes receivable	8,257,713	8,708,417
Policy loans	5,267,121	5,361,164
Accrued investment income	1,142,164	1,129,139
Liabilities
Policy claims and benefits payable	6,208,011	3,456,000
Dividend and endowment accumulations	14,490,086	14,568,544
Estimated Fair Value [Member]
Assets
Equity securities, at cost	13,664,543	20,510,250
Mortgage loans on real estate	13,125,011	13,637,402
Notes receivable	8,254,172	8,675,239
Policy loans	5,267,121	5,361,164
Accrued investment income	1,142,164	1,129,139
Liabilities
Policy claims and benefits payable	6,208,011	3,456,000
Dividend and endowment accumulations	14,490,086	14,568,544
Level 1 [Member]
Assets
Equity securities, at cost	0	0
Mortgage loans on real estate	0	0
Notes receivable	0	0
Policy loans	0	0
Accrued investment income	0	0
Liabilities
Policy claims and benefits payable	0	0
Dividend and endowment accumulations	0	0
Level 2 [Member]
Assets
Equity securities, at cost	0	0
Mortgage loans on real estate	0	0
Notes receivable	0	0
Policy loans	0	0
Accrued investment income	0	0
Liabilities
Policy claims and benefits payable	0	0
Dividend and endowment accumulations	0	0
Level 3 [Member]
Assets
Equity securities, at cost	13,664,543	20,510,250
Mortgage loans on real estate	13,125,011	13,637,402
Notes receivable	8,254,172	8,675,239
Policy loans	5,267,121	5,361,164
Accrued investment income	1,142,164	1,129,139
Liabilities
Policy claims and benefits payable	6,208,011	3,456,000
Dividend and endowment accumulations	$ 14,490,086	$ 14,568,544

[1] Balance sheet audited at December 31, 2025.