3) Investments: Schedule of aging of mortgage loans (Details) - USD ($)	3 Months Ended	12 Months Ended
	Mar. 31, 2020	Dec. 31, 2019
Mortgage Loans during period	$ 255,891,578	$ 241,192,422
Mortgage Loans, Allowance for Loan Losses	(2,089,670)	(1,453,037)
Mortgage Loans, Unamortized deferred loan fees, net	(2,169,620)	(2,391,567)
Mortgage Loans, Unamortized discounts, net	(1,227,769)	(653,272)
Past Due 30 to 59 Days
Mortgage Loans during period	15,847,212	12,481,296
Past Due 60 to 89 Days
Mortgage Loans during period	4,845,132	4,085,767
Past Due 90 or More Days
Mortgage Loans during period	3,595,466	7,244,461
In Foreclosure
Mortgage Loans during period	1,806,094	1,651,465
Total Past Due
Mortgage Loans during period	26,093,904	25,462,989
Current
Mortgage Loans during period	229,797,674	215,729,433
Net Mortgage Loans
Mortgage Loans during period	250,404,519	236,694,546
Commercial Loan
Mortgage Loans during period	44,604,661	38,718,220
Mortgage Loans, Allowance for Loan Losses	(187,129)	(187,129)
Mortgage Loans, Unamortized deferred loan fees, net	(74,850)	(88,918)
Mortgage Loans, Unamortized discounts, net	(824,461)	(653,272)
Commercial Loan | Past Due 30 to 59 Days
Mortgage Loans during period	1,713,947	1,872,000
Commercial Loan | Past Due 60 to 89 Days
Mortgage Loans during period	1,421,979	0
Commercial Loan | Past Due 90 or More Days
Mortgage Loans during period	864,719	4,488,719
Commercial Loan | In Foreclosure
Mortgage Loans during period	0	0
Commercial Loan | Total Past Due
Mortgage Loans during period	4,000,645	6,360,719
Commercial Loan | Current
Mortgage Loans during period	40,604,016	32,357,501
Commercial Loan | Net Mortgage Loans
Mortgage Loans during period	43,518,221	37,788,901
Residential Mortgage
Mortgage Loans during period	117,696,147	113,043,965
Mortgage Loans, Allowance for Loan Losses	(1,859,339)	(1,222,706)
Mortgage Loans, Unamortized deferred loan fees, net	(1,440,781)	(1,567,581)
Mortgage Loans, Unamortized discounts, net	(403,308)	0
Residential Mortgage | Past Due 30 to 59 Days
Mortgage Loans during period	12,130,781	10,609,296
Residential Mortgage | Past Due 60 to 89 Days
Mortgage Loans during period	3,423,153	4,085,767
Residential Mortgage | Past Due 90 or More Days
Mortgage Loans during period	2,730,747	2,100,742
Residential Mortgage | In Foreclosure
Mortgage Loans during period	1,806,094	1,651,465
Residential Mortgage | Total Past Due
Mortgage Loans during period	20,090,775	18,447,270
Residential Mortgage | Current
Mortgage Loans during period	97,605,372	94,596,695
Residential Mortgage | Net Mortgage Loans
Mortgage Loans during period	113,992,719	110,253,678
Residential construction
Mortgage Loans during period	93,590,770	89,430,237
Mortgage Loans, Allowance for Loan Losses	(43,202)	(43,202)
Mortgage Loans, Unamortized deferred loan fees, net	(653,989)	(735,068)
Mortgage Loans, Unamortized discounts, net	0	0
Residential construction | Past Due 30 to 59 Days
Mortgage Loans during period	2,002,484	0
Residential construction | Past Due 60 to 89 Days
Mortgage Loans during period		0
Residential construction | Past Due 90 or More Days
Mortgage Loans during period		655,000
Residential construction | In Foreclosure
Mortgage Loans during period		0
Residential construction | Total Past Due
Mortgage Loans during period	2,002,484	655,000
Residential construction | Current
Mortgage Loans during period	91,588,286	88,775,237
Residential construction | Net Mortgage Loans
Mortgage Loans during period	$ 92,893,579	$ 88,651,967