3) Investments: Held-to-maturity Securities (Details) - USD ($)	3 Months Ended	12 Months Ended
Mar. 31, 2020	Dec. 31, 2019
AmortizedCost	$ 323,056,426	$ 323,056,426
Held to maturity securities, Estimated fair value	329,145,562	329,145,562
Mortgage loans on real estate and construction	250,404,519	236,694,546
Mortgage loans on real estate and construction, unamortized deferred loan fees, net	(2,169,620)	2,391,567
Mortgage loans on real estate and construction, allowance for losses	(2,089,670)	(1,453,037)
Mortgage loans on real estate and construction, Discount	(1,227,769)	(653,272)
Real estate held for investment, net of depreciation	102,916,419	102,756,946
Real estate held for sale	11,724,432	14,097,627
Policy loans	14,617,151	14,762,805
Insurance assignments	38,444,267	41,062,965
Federal Home Loan Bank stock	1,674,400	894,300
Other investments	5,240,438	4,973,225
Allowance for doubtful accounts	(1,489,113)	(1,448,026)
Total other investments and policy loans	58,487,143	60,245,269
Accrued investment income	5,757,535	4,833,232
Total investments	766,671,555	781,876,605
Total
AmortizedCost	323,056,426	338,629,810
Held-to-maturity Securities, Unrecognized Holding Gain	15,035,391	18,085,841
Held-to-maturity Securities, Unrecognized Holding Loss	8,946,255	(737,831)
Held to maturity securities, Estimated fair value	329,145,562	355,977,820
US Treasury Securities
AmortizedCost	112,607,309	142,740,641
Held-to-maturity Securities, Unrecognized Holding Gain	2,088,697	632,185
Held-to-maturity Securities, Unrecognized Holding Loss	0	(25,215)
Held to maturity securities, Estimated fair value	114,696,006	143,347,611
US States and Political Subdivisions Debt Securities
AmortizedCost	6,399,567	7,450,366
Held-to-maturity Securities, Unrecognized Holding Gain	194,880	87,812
Held-to-maturity Securities, Unrecognized Holding Loss	(9,121)	(9,026)
Held to maturity securities, Estimated fair value	6,585,326	7,529,152
Corporate Debt Securities
AmortizedCost	171,895,973	156,599,184
Held-to-maturity Securities, Unrecognized Holding Gain	12,098,857	16,768,449
Held-to-maturity Securities, Unrecognized Holding Loss	(7,611,064)	(463,413)
Held to maturity securities, Estimated fair value	176,383,766	172,904,220
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises
AmortizedCost	31,789,238	31,475,280
Held-to-maturity Securities, Unrecognized Holding Gain	634,576	597,395
Held-to-maturity Securities, Unrecognized Holding Loss	(1,317,320)	(240,177)
Held to maturity securities, Estimated fair value	31,106,494	31,832,498
Redeemable Preferred Stock
AmortizedCost	364,339	364,339
Held-to-maturity Securities, Unrecognized Holding Gain	18,381	0
Held-to-maturity Securities, Unrecognized Holding Loss	(8,750)	0
Held to maturity securities, Estimated fair value	373,970	364,339
Industrial, miscellaneous and all other
Available-for-sale Securities, Amortized Cost Basis	9,970,160	6,900,537
Available-for-sale Securities, Gross Unrealized Gain	786,981	1,139,799
Available For Sale Securities - Gross Unrealized Losses	(2,521,196)	(769,171)
Available for Sale Securities - Estimated Fair Value	8,235,945	7,271,165
Equity Securities
Available-for-sale Securities, Amortized Cost Basis	9,970,160	6,900,537
Available-for-sale Securities, Gross Unrealized Gain	786,981	1,139,799
Available For Sale Securities - Gross Unrealized Losses	(2,521,196)	(769,171)
Available for Sale Securities - Estimated Fair Value	8,235,945	7,271,165
Residential Mortgage
Mortgage loans on real estate and construction	117,696,147	113,043,965
Real estate held for investment, net of depreciation	10,939,769	12,530,306
Real estate held for sale	5,648,111	8,021,306
Residential construction
Mortgage loans on real estate and construction	93,590,770	89,430,237
Commercial
Mortgage loans on real estate and construction	44,604,661	38,718,220
Real estate held for investment, net of depreciation	91,976,650	90,226,640
Real estate held for sale	$ 6,076,321	$ 6,076,321

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Represents the monetary amount of Available for Sale Securities - Estimated Fair Value, as of the indicated date.

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Represents the monetary amount of Held to maturity securities, Estimated fair value, as of the indicated date.

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Represents the monetary amount of Held-to-maturity Securities, Unrecognized Holding Gain, during the indicated time period.

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No definition available.

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Represents the monetary amount of Held-to-maturity Securities, Unrecognized Holding Loss, during the indicated time period.

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Represents the monetary amount of Mortgage loans on real estate and construction, as of the indicated date.

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Represents the monetary amount of Mortgage loans on real estate and construction, as of the indicated date.

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Represents the monetary amount of Mortgage loans on real estate and construction, Discount, as of the indicated date.

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Interest, dividends, rents, ancillary and other revenues earned but not yet received by the entity on its investments.

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No definition available.

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Amount of unrealized gain before deducting unrealized loss on investments in debt and equity securities classified as available-for-sale securities.

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Amount, before other-than-temporary impairment (OTTI) accretion, of investment in debt securities measured at amortized cost (held-to-maturity).

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Sum of the carrying amounts as of the balance sheet date of all investments.

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Amount, after allowance for bad debt, of loan receivables held-for-sale that are not part of a disposal group. Excludes loans and leases covered under loss sharing agreements and loans classified as debt securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Carrying amount as of the balance sheet date of investments in land and buildings held for sale, excluding real estate considered to be inventory of the entity.

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Amount of real estate investments, net of accumulated depreciation, which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; (7) other real estate investments; (8) real estate joint ventures; and (9) unconsolidated real estate and other joint ventures not separately presented.

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