3) Investments: Schedule Of Credit Risk Of Mortgage Loans Based On Performance Status (Details) - USD ($)	Mar. 31, 2019	Dec. 31, 2018
Mortgage loans	$ 198,984,158	$ 189,088,071
Performing Financing Receivable
Mortgage loans	194,312,144	185,449,247
Nonperforming Financing Receivable
Mortgage loans	4,672,014	3,638,824
Commercial Loan
Mortgage loans	34,258,354	27,785,927
Commercial Loan | Performing Financing Receivable
Mortgage loans	33,406,401	27,589,745
Commercial Loan | Nonperforming Financing Receivable
Mortgage loans	851,953	196,182
Residential Mortgage
Mortgage loans	89,241,344	89,935,600
Residential Mortgage | Performing Financing Receivable
Mortgage loans	85,924,274	86,995,949
Residential Mortgage | Nonperforming Financing Receivable
Mortgage loans	3,317,070	2,939,651
Residential construction
Mortgage loans	75,484,460	71,366,544
Residential construction | Performing Financing Receivable
Mortgage loans	74,981,469	70,863,553
Residential construction | Nonperforming Financing Receivable
Mortgage loans	$ 502,991	$ 502,991