3. Investments: Schedule of Investments Classified by Contractual Maturity Date (Details) - USD ($)	Dec. 31, 2016	Dec. 31, 2015
Amortized Cost, due in one year	$ 0
Fair Value, due in one year	0
Amortized Cost, due after one year through five years	0
Fair Value, due after one year through five years	0
Amortized Cost, due after five years through ten years	2,350,000
Fair Value, due after five years through ten years	2,268,000
Available-for-sale Securities, Amortized Cost Basis	5,673,000	$ 7,601,000
Available-for-sale, at fair value	5,578,159	7,572,029
Total debt securities, Amortized Cost Basis	5,543,000
Total debt securities, Fair Value	5,448,000
Government Sponsored Enterprises residential mortgage-backed securities
Available-for-sale Securities, Amortized Cost Basis	3,193,000	3,774,000
Available-for-sale, at fair value	3,180,000	3,780,000
Investments in money market funds
Available-for-sale Securities, Amortized Cost Basis	130,000	130,000
Available-for-sale, at fair value	$ 130,000	$ 130,000