3) Investments: Schedule Of Credit Risk Of Mortgage Loans Based On Performance Status (Details) - USD ($)	Sep. 30, 2019	Dec. 31, 2018
Mortgage loans	$ 199,176,565	$ 189,088,071
Performing Financing Receivable
Mortgage loans	194,355,760	185,449,247
Nonperforming Financing Receivable
Mortgage loans	4,820,805	3,638,824
Commercial Loan
Mortgage loans	26,720,812	27,785,927
Commercial Loan | Performing Financing Receivable
Mortgage loans	26,720,812	27,589,745
Commercial Loan | Nonperforming Financing Receivable
Mortgage loans	0	196,182
Residential Mortgage
Mortgage loans	79,853,121	89,935,600
Residential Mortgage | Performing Financing Receivable
Mortgage loans	75,382,316	86,995,949
Residential Mortgage | Nonperforming Financing Receivable
Mortgage loans	4,470,805	2,939,651
Residential construction
Mortgage loans	92,602,632	71,366,544
Residential construction | Performing Financing Receivable
Mortgage loans	92,252,632	70,863,553
Residential construction | Nonperforming Financing Receivable
Mortgage loans	$ 350,000	$ 502,991