Fair Value Measurements, Carrying Values and Estimated Fair Values of Financial Instruments not Recorded at Fair Value (Details) - USD ($)	Mar. 31, 2024	Dec. 31, 2023
Carrying Amount [Member]
Assets [Abstract]
Held to maturity redeemable preferred stock	$ 2,500,000	$ 2,500,000
Equity securities, at cost	15,816,798	15,977,368
Mortgage loans on real estate	15,702,437	15,318,176
Notes receivable	14,379,379	14,009,225
Investment real estate	21,371,982	21,975,120
Policy loans	5,994,931	6,018,248
Accrued investment income	1,720,261	2,001,064
Liabilities [Abstract]
Policy claims and benefits payable	3,534,448	4,188,917
Dividend and endowment accumulations	14,698,020	14,749,258
Notes payable		19,000,000
Estimated Fair Value [Member]
Assets [Abstract]
Held to maturity redeemable preferred stock	2,500,000	2,500,000
Equity securities, at cost	15,816,798	15,977,368
Mortgage loans on real estate	14,824,642	14,447,026
Notes receivable	14,622,498	14,189,147
Investment real estate	62,624,766	62,899,838
Policy loans	5,994,931	6,018,248
Accrued investment income	1,720,261	2,001,064
Liabilities [Abstract]
Policy claims and benefits payable	3,534,448	4,188,917
Dividend and endowment accumulations	14,698,020	14,749,258
Notes payable		19,000,000
Equity securities, at cost	$ 15,816,798	15,977,368	[1]
Minimum [Member]
Liabilities [Abstract]
Policy loan interest rate	4.00%
Maximum [Member]
Liabilities [Abstract]
Policy loan interest rate	8.00%
Level 1 [Member]
Assets [Abstract]
Held to maturity redeemable preferred stock	$ 0	0
Equity securities, at cost	0	0
Mortgage loans on real estate	0	0
Notes receivable	0	0
Investment real estate	0	0
Policy loans	0	0
Accrued investment income	0	0
Liabilities [Abstract]
Policy claims and benefits payable	0	0
Dividend and endowment accumulations	0	0
Notes payable		0
Level 2 [Member]
Assets [Abstract]
Held to maturity redeemable preferred stock	0	0
Equity securities, at cost	0	0
Mortgage loans on real estate	0	0
Notes receivable	0	0
Investment real estate	0	0
Policy loans	0	0
Accrued investment income	0	0
Liabilities [Abstract]
Policy claims and benefits payable	0	0
Dividend and endowment accumulations	0	0
Notes payable		19,000,000
Level 3 [Member]
Assets [Abstract]
Held to maturity redeemable preferred stock	2,500,000	2,500,000
Equity securities, at cost	15,816,798	15,977,368
Mortgage loans on real estate	14,824,642	14,447,026
Notes receivable	14,622,498	14,189,147
Investment real estate	62,624,766	62,899,838
Policy loans	5,994,931	6,018,248
Accrued investment income	1,720,261	2,001,064
Liabilities [Abstract]
Policy claims and benefits payable	3,534,448	4,188,917
Dividend and endowment accumulations	$ 14,698,020	14,749,258
Notes payable		$ 0

[1] Balance sheet audited at December 31, 2023.