11. Fair Value Measurements: Schedule of Fair Value of Assets Measured on a Nonrecurring Basis (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Impaired Loans, Carrying Value
Assets, Fair Value Disclosure, Nonrecurring	$ 1,731	$ 1,504
Total fair value loss during the year	(142)	(59)
Other Real Estate Owned
Assets, Fair Value Disclosure, Nonrecurring	564	433
Total fair value loss during the year	(13)	(157)
Fair Value, Inputs, Level 1 | Impaired Loans, Carrying Value
Assets, Fair Value Disclosure, Nonrecurring	0	0
Fair Value, Inputs, Level 1 | Other Real Estate Owned
Assets, Fair Value Disclosure, Nonrecurring	0	0
Fair Value, Inputs, Level 2 | Impaired Loans, Carrying Value
Assets, Fair Value Disclosure, Nonrecurring	0	0
Fair Value, Inputs, Level 2 | Other Real Estate Owned
Assets, Fair Value Disclosure, Nonrecurring	0	0
Fair Value, Inputs, Level 3 | Impaired Loans, Carrying Value
Assets, Fair Value Disclosure, Nonrecurring	1,731	1,504
Fair Value, Inputs, Level 3 | Other Real Estate Owned
Assets, Fair Value Disclosure, Nonrecurring	$ 564	$ 433