8) Fair Value of Financial Instruments: Schedule of Financial Instruments Carried at Other Than Fair Value (Details) - USD ($)		Mar. 31, 2021		Dec. 31, 2020
Residential Mortgage
Carrying Value		$ 85,296,730		$ 92,757,613
Estimated Carrying Value		90,940,077		100,384,283
Residential construction
Carrying Value		105,251,376		110,849,864
Estimated Carrying Value		105,251,376		110,849,864
Commercial Loan
Carrying Value		54,403,846		45,736,459
Estimated Carrying Value		55,014,500		45,259,425
Mortgage Loans Net
Carrying Value		244,951,952		249,343,936
Estimated Carrying Value		251,205,953		256,493,572
Policy Loan
Carrying Value		13,946,739		14,171,589
Estimated Carrying Value		13,946,739		14,171,589
Insurance Assignments
Carrying Value		52,955,925	[1]	51,585,656	[2]
Estimated Carrying Value		52,955,925	[1]	51,585,656	[2]
Restricted Assets 1
Carrying Value	[3]	3,076,760		3,317,877
Estimated Carrying Value	[3]	3,076,760		3,317,877
Cemetery Perpetual Care Trust Investments
Carrying Value	[3]	1,450,600		1,468,600
Estimated Carrying Value	[3]	1,450,600		1,468,600
Mortgage Servicing Rights
Carrying Value		42,779,361		35,210,516
Estimated Carrying Value		55,087,150		38,702,358
Bank And Other Loans Payable
Carrying Value		(245,973,378)		(297,824,368)
Estimated Carrying Value		(245,973,378)		(297,824,368)
Policyholder Account Balances
Carrying Value		(43,728,587)	[4]	(44,026,809)	[5]
Estimated Carrying Value		(42,141,870)	[4]	(42,220,725)	[5]
Future Policy Benefits Annuities
Carrying Value		(108,202,268)	[4]	(106,522,113)	[5]
Estimated Carrying Value		(112,119,227)	[4]	(112,354,186)	[5]
Fair Value, Inputs, Level 1 | Residential Mortgage
Estimated Carrying Value		0		0
Fair Value, Inputs, Level 1 | Residential construction
Estimated Carrying Value		0		0
Fair Value, Inputs, Level 1 | Commercial Loan
Estimated Carrying Value		0		0
Fair Value, Inputs, Level 1 | Mortgage Loans Net
Estimated Carrying Value		0		0
Fair Value, Inputs, Level 1 | Policy Loan
Estimated Carrying Value		0		0
Fair Value, Inputs, Level 1 | Insurance Assignments
Estimated Carrying Value		0	[1]	0	[2]
Fair Value, Inputs, Level 1 | Restricted Assets 1
Estimated Carrying Value	[3]	0		0
Fair Value, Inputs, Level 1 | Cemetery Perpetual Care Trust Investments
Estimated Carrying Value		0	[1]	0	[3]
Fair Value, Inputs, Level 1 | Mortgage Servicing Rights
Estimated Carrying Value		0		0
Fair Value, Inputs, Level 1 | Bank And Other Loans Payable
Estimated Carrying Value		0		0
Fair Value, Inputs, Level 1 | Policyholder Account Balances
Estimated Carrying Value		0	[6]	0	[5]
Fair Value, Inputs, Level 1 | Future Policy Benefits Annuities
Estimated Carrying Value		0	[6]	0	[5]
Fair Value, Inputs, Level 2 | Residential Mortgage
Estimated Carrying Value		0		0
Fair Value, Inputs, Level 2 | Residential construction
Estimated Carrying Value		0		0
Fair Value, Inputs, Level 2 | Commercial Loan
Estimated Carrying Value		0		0
Fair Value, Inputs, Level 2 | Mortgage Loans Net
Estimated Carrying Value		0		0
Fair Value, Inputs, Level 2 | Policy Loan
Estimated Carrying Value		0		0
Fair Value, Inputs, Level 2 | Insurance Assignments
Estimated Carrying Value		0	[1]	0	[2]
Fair Value, Inputs, Level 2 | Restricted Assets 1
Estimated Carrying Value	[3]	0		0
Fair Value, Inputs, Level 2 | Cemetery Perpetual Care Trust Investments
Estimated Carrying Value		0	[1]	0	[3]
Fair Value, Inputs, Level 2 | Mortgage Servicing Rights
Estimated Carrying Value		0		0
Fair Value, Inputs, Level 2 | Bank And Other Loans Payable
Estimated Carrying Value		0	[6]	0
Fair Value, Inputs, Level 2 | Policyholder Account Balances
Estimated Carrying Value		0	[6]	0	[5]
Fair Value, Inputs, Level 2 | Future Policy Benefits Annuities
Estimated Carrying Value		0		0	[5]
Fair Value, Inputs, Level 2 | Fair Value, Inputs, Level 3
Estimated Carrying Value				110,849,864
Fair Value, Inputs, Level 3 | Residential Mortgage
Estimated Carrying Value		90,940,077		100,384,283
Fair Value, Inputs, Level 3 | Residential construction
Estimated Carrying Value		105,251,376
Fair Value, Inputs, Level 3 | Commercial Loan
Estimated Carrying Value		55,014,500		45,259,425
Fair Value, Inputs, Level 3 | Mortgage Loans Net
Estimated Carrying Value		251,205,953		256,493,572
Fair Value, Inputs, Level 3 | Policy Loan
Estimated Carrying Value		13,946,739		14,171,589
Fair Value, Inputs, Level 3 | Insurance Assignments
Estimated Carrying Value		52,955,925	[1]	51,585,656	[2]
Fair Value, Inputs, Level 3 | Restricted Assets 1
Estimated Carrying Value	[3]	3,076,760		3,317,877
Fair Value, Inputs, Level 3 | Cemetery Perpetual Care Trust Investments
Estimated Carrying Value		1,450,600	[1]	1,468,600	[3]
Fair Value, Inputs, Level 3 | Mortgage Servicing Rights
Estimated Carrying Value		55,087,150		38,702,358
Fair Value, Inputs, Level 3 | Bank And Other Loans Payable
Estimated Carrying Value		(245,973,378)		(297,824,368)
Fair Value, Inputs, Level 3 | Policyholder Account Balances
Estimated Carrying Value		(42,141,870)		(42,220,725)	[5]
Fair Value, Inputs, Level 3 | Future Policy Benefits Annuities
Estimated Carrying Value		$ (112,119,227)		$ (112,354,186)	[5]

[1] Included in other investments and policy loans on the condensed consolidated balance sheets

[2] Included in other investments and policy loans on the consolidated balance sheets

[3] Mortgage loans held for investment

[4] Included in future policy benefits and unpaid claims on the consolidated balance sheets

[5] Included in other expenses on the condensed consolidated statements of earnings

[6] Included in future policy benefits and unpaid claims on the condensed consolidated balance sheets