6. Loans and Allowance For Loan Losses: Impaired Financing Receivables Additional Information (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Impaired Loans, Average Recorded Investment	$ 1,882	$ 1,734	$ 1,987	$ 1,701
Impaired Loans, Interest recognized on impaired loans	2	2	3	3
Commercial And Industrial
Impaired Loans, Average Recorded Investment	516	666	688	628
Impaired Loans, Interest recognized on impaired loans		2	1	3
Commercial And Industrial | Commercial
Impaired Loans, Average Recorded Investment	467	479	573	481
Impaired Loans, Interest recognized on impaired loans		1		1
Commercial And Industrial | SBA Loans
Impaired Loans, Average Recorded Investment	49	50	49	22
Impaired Loans, Interest recognized on impaired loans		1	1	2
Commercial And Industrial | Asset Based Loans
Impaired Loans, Average Recorded Investment		137	66	125
Commercial Real Estate | SBA Loans
Impaired Loans, Average Recorded Investment	161		36
Impaired Loans, Interest recognized on impaired loans	2		2
Commercial Real Estate | Commercial Mortgages
Impaired Loans, Average Recorded Investment	559	679	638	673
Commercial Real Estate | Religious Organizations
Impaired Loans, Average Recorded Investment	646	389	625	400
Total Commercial Real Estate
Impaired Loans, Average Recorded Investment	1,366	1,068	1,299	1,073
Impaired Loans, Interest recognized on impaired loans	$ 2		$ 2