17) Fair Value of Financial Instruments: Fair Value Assets Measured on a Nonrecurring Basis (Details) - USD ($)	Dec. 31, 2019	Dec. 31, 2018
Fair Value, Inputs, Level 1
Impaired mortgage loans held for investment	$ 0	$ 0
Impaired real estate held for investment	0	0
Assets, Fair Value Disclosure, Nonrecurring	0	0
Fair Value, Inputs, Level 2
Impaired mortgage loans held for investment	0	0
Impaired real estate held for investment	0	0
Assets, Fair Value Disclosure, Nonrecurring	0	0
Fair Value, Inputs, Level 3
Impaired mortgage loans held for investment	1,302,025	1,253,302
Impaired real estate held for investment	8,375,884	1,611,384
Assets, Fair Value Disclosure, Nonrecurring	9,677,909	2,864,686
Impaired mortgage loans held for investment	1,302,025	1,253,302
Impaired real estate held for investment	8,375,884	1,611,384
Assets, Fair Value Disclosure, Nonrecurring	$ 9,677,909	$ 2,864,686