2) Investments: Schedule of aging of mortgage loans (Details) - USD ($)		12 Months Ended
		Dec. 31, 2019	Dec. 31, 2018
Mortgage Loans during period		$ 241,192,422	$ 189,088,071
Mortgage Loans, Allowance for Loan Losses		(1,453,037)	(1,347,972)
Mortgage Loans, Unamortized deferred loan fees, net		(2,391,567)	(1,275,030)
Mortgage Loans, Unamortized deferred loan fees, net		(653,272)	0
Commercial Loan
Mortgage Loans during period		38,718,220	27,785,927
Mortgage Loans, Allowance for Loan Losses		(187,129)	(187,129)
Mortgage Loans, Unamortized deferred loan fees, net		(88,918)	32,003
Mortgage Loans, Unamortized deferred loan fees, net		(653,272)	0
Residential Mortgage
Mortgage Loans during period		113,043,965	89,935,600
Mortgage Loans, Allowance for Loan Losses		(1,222,706)	(1,125,623)
Mortgage Loans, Unamortized deferred loan fees, net		(1,567,581)	(862,411)
Mortgage Loans, Unamortized deferred loan fees, net		0	0
Residential construction
Mortgage Loans during period		89,430,237	71,366,544
Mortgage Loans, Allowance for Loan Losses		(43,202)	(35,220)
Mortgage Loans, Unamortized deferred loan fees, net		(735,068)	(444,622)
Mortgage Loans, Unamortized deferred loan fees, net		0	0
Past Due 30 to 59 Days
Mortgage Loans during period		12,481,296	14,487,804
Past Due 30 to 59 Days | Commercial Loan
Mortgage Loans during period		1,872,000	4,588,424
Past Due 30 to 59 Days | Residential Mortgage
Mortgage Loans during period		10,609,296	9,899,380
Past Due 30 to 59 Days | Residential construction
Mortgage Loans during period		0	0
Past Due 60 to 89 Days
Mortgage Loans during period		4,085,767	2,312,252
Past Due 60 to 89 Days | Commercial Loan
Mortgage Loans during period		0	0
Past Due 60 to 89 Days | Residential Mortgage
Mortgage Loans during period		4,085,767	2,312,252
Past Due 60 to 89 Days | Residential construction
Mortgage Loans during period		0	0
Past Due 90 or More Days
Mortgage Loans during period	[1]	7,244,461	1,911,544
Past Due 90 or More Days | Commercial Loan
Mortgage Loans during period	[1]	4,488,719	196,182
Past Due 90 or More Days | Residential Mortgage
Mortgage Loans during period	[1]	2,100,742	1,715,362
Past Due 90 or More Days | Residential construction
Mortgage Loans during period	[1]	655,000	0
In Foreclosure
Mortgage Loans during period	[1]	1,651,465	1,727,280
In Foreclosure | Commercial Loan
Mortgage Loans during period	[1]	0	0
In Foreclosure | Residential Mortgage
Mortgage Loans during period	[1]	1,651,465	1,224,289
In Foreclosure | Residential construction
Mortgage Loans during period	[1]	0	502,991
Total Past Due
Mortgage Loans during period		25,462,989	20,438,880
Total Past Due | Commercial Loan
Mortgage Loans during period		6,360,719	4,784,606
Total Past Due | Residential Mortgage
Mortgage Loans during period		18,447,270	15,151,283
Total Past Due | Residential construction
Mortgage Loans during period		655,000	502,991
Current
Mortgage Loans during period		215,729,433	168,649,191
Current | Commercial Loan
Mortgage Loans during period		32,357,501	23,001,321
Current | Residential Mortgage
Mortgage Loans during period		94,596,695	74,784,317
Current | Residential construction
Mortgage Loans during period		88,775,237	70,863,553
Net Mortgage Loans
Mortgage Loans during period		236,694,546	186,465,069
Net Mortgage Loans | Commercial Loan
Mortgage Loans during period		37,788,901	27,630,801
Net Mortgage Loans | Residential Mortgage
Mortgage Loans during period		110,253,678	87,947,566
Net Mortgage Loans | Residential construction
Mortgage Loans during period		$ 88,651,967	$ 70,886,702

[1] There was not any interest income recognized on loans past due greater than 90 days or in foreclosure.