3) Investments: Residential Real Estate Investment (Details) - USD ($)	Mar. 31, 2016	Dec. 31, 2015
Real estate held for investment, net of accumulated depreciation of $12,940,497 and $12,210,346 for 2016 and 2015	$ 116,700,727	$ 114,852,432
Residential Real Estate 1
Real estate held for investment, net of accumulated depreciation of $12,940,497 and $12,210,346 for 2016 and 2015	80,308,030	81,672,035
Residential Real Estate 1 | ArizonaMember
Real estate held for investment, net of accumulated depreciation of $12,940,497 and $12,210,346 for 2016 and 2015	940,537	944,614
Residential Real Estate 1 | CaliforniaMember
Real estate held for investment, net of accumulated depreciation of $12,940,497 and $12,210,346 for 2016 and 2015	5,929,061	6,158,253
Residential Real Estate 1 | ColoradoMember
Real estate held for investment, net of accumulated depreciation of $12,940,497 and $12,210,346 for 2016 and 2015	549,214	553,230
Residential Real Estate 1 | FloridaMember
Real estate held for investment, net of accumulated depreciation of $12,940,497 and $12,210,346 for 2016 and 2015	9,082,242	9,203,624
Residential Real Estate 1 | IllinoisMember
Real estate held for investment, net of accumulated depreciation of $12,940,497 and $12,210,346 for 2016 and 2015		165,800
Residential Real Estate 1 | OklahomaMember
Real estate held for investment, net of accumulated depreciation of $12,940,497 and $12,210,346 for 2016 and 2015	99,264	99,862
Residential Real Estate 1 | OregonMember
Real estate held for investment, net of accumulated depreciation of $12,940,497 and $12,210,346 for 2016 and 2015	120,000	120,000
Residential Real Estate 1 | SouthCarolinaMember
Real estate held for investment, net of accumulated depreciation of $12,940,497 and $12,210,346 for 2016 and 2015	676,200	823,872
Residential Real Estate 1 | TexasMember
Real estate held for investment, net of accumulated depreciation of $12,940,497 and $12,210,346 for 2016 and 2015	1,279,327	1,198,860
Residential Real Estate 1 | UtahMember
Real estate held for investment, net of accumulated depreciation of $12,940,497 and $12,210,346 for 2016 and 2015	61,346,004	62,117,738
Residential Real Estate 1 | WashingtonMember
Real estate held for investment, net of accumulated depreciation of $12,940,497 and $12,210,346 for 2016 and 2015	$ 286,181	$ 286,182