7. Other Real Estate Owned: Schedule of Change in Other Real Estate Owned (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Jun. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
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Other Real Estate, Beginning Balance	$ 447,000	$ 757,000	$ 479,627	$ 564,000
Additions, transfers from loans	0	0	0	149,000
Sales	0	(38,000)	(33,000)	(83,000)
Other Real Estate Owned	447,000	719,000	447,000	630,000
Write-ups	0	0	0	89,000
Other Real Estate, Ending Balance	$ 447,371	$ 719,000	$ 447,371	$ 719,000