Fair Value Measurements, Carrying Values and Estimated Fair Values of Financial Instruments not Recorded at Fair Value (Details) - USD ($)	Jun. 30, 2023	Dec. 31, 2022
Carrying Amount [Member]
Assets [Abstract]
Preferred stock, at cost	$ 15,683,343	$ 15,683,343
Mortgage loans on real estate	28,795,729	30,698,694
Investment real estate	34,557,435	34,934,352
Notes receivable	12,868,853	14,424,127
Policy loans	6,277,787	6,567,434
Liabilities [Abstract]
Notes payable		19,000,000
Estimated Fair Value [Member]
Assets [Abstract]
Preferred stock, at cost	15,683,343	15,683,343
Mortgage loans on real estate	27,364,982	29,735,873
Investment real estate	86,214,616	92,425,241
Notes receivable	13,068,961	14,812,523
Policy loans	6,277,787	6,567,434
Liabilities [Abstract]
Notes payable		19,000,000
Preferred stock, at cost	$ 15,683,343	15,683,343	[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]
Preferred stock, at cost	$ 0	0
Mortgage loans on real estate	0	0
Investment real estate	0	0
Notes receivable	0	0
Policy loans	0	0
Liabilities [Abstract]
Notes payable		0
Level 2 [Member]
Assets [Abstract]
Preferred stock, at cost	0	0
Mortgage loans on real estate	0	0
Investment real estate	0	0
Notes receivable	0	0
Policy loans	0	0
Liabilities [Abstract]
Notes payable		19,000,000
Level 3 [Member]
Assets [Abstract]
Preferred stock, at cost	15,683,343	15,683,343
Mortgage loans on real estate	27,364,982	46,906,538
Investment real estate	86,214,616	92,425,241
Notes receivable	13,068,961	14,812,523
Policy loans	$ 6,277,787	6,567,434
Liabilities [Abstract]
Notes payable		$ 0

[1] Balance sheet audited at December 31, 2022.