4. Loans and Allowance For Loan Losses: Impaired Financing Receivables (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Impaired Financing Receivable, Unpaid Principal Balance	$ 2,344,000	$ 1,687,000
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	1,401,000	1,173,000
Impaired Financing Receivable, with Related Allowance, Recorded Investment	943,000	514,000
Impaired Financing Receivable, Recorded Investment	2,344,000	1,687,000
Impaired Financing Receivable, Related Allowance	843,000	308,000
Impaired Financing Receivable, Average Recorded Investment	1,790,000	1,839,000
Impaired Financing Receivable, Interest Income, Accrual Method	39,000	5,000
Commercial And Industrial
Impaired Financing Receivable, Unpaid Principal Balance	1,021,000	592,000
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	78,000	78,000
Impaired Financing Receivable, with Related Allowance, Recorded Investment	943,000	514,000
Impaired Financing Receivable, Recorded Investment	1,021,000	592,000
Impaired Financing Receivable, Related Allowance	843,000	308,000
Impaired Financing Receivable, Average Recorded Investment	689,000	557,000
Impaired Financing Receivable, Interest Income, Accrual Method	11,000
Commercial And Industrial | Commercial
Impaired Financing Receivable, Unpaid Principal Balance	873,000	491,000
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	78,000	78,000
Impaired Financing Receivable, with Related Allowance, Recorded Investment	795,000	413,000
Impaired Financing Receivable, Recorded Investment	873,000	491,000
Impaired Financing Receivable, Related Allowance	695,000	246,000
Impaired Financing Receivable, Average Recorded Investment	541,000	483,000
Impaired Financing Receivable, Interest Income, Accrual Method	11,000
Commercial And Industrial | SBA Loans
Impaired Financing Receivable, Unpaid Principal Balance	49,000
Impaired Financing Receivable, with Related Allowance, Recorded Investment	49,000
Impaired Financing Receivable, Recorded Investment	49,000
Impaired Financing Receivable, Related Allowance	49,000
Impaired Financing Receivable, Average Recorded Investment	29,000	15,000
Commercial And Industrial | Asset Based Loans
Impaired Financing Receivable, Unpaid Principal Balance	99,000	101,000
Impaired Financing Receivable, with Related Allowance, Recorded Investment	99,000	101,000
Impaired Financing Receivable, Recorded Investment	99,000	101,000
Impaired Financing Receivable, Related Allowance	99,000	62,000
Impaired Financing Receivable, Average Recorded Investment	119,000	59,000
Commercial Real Estate
Impaired Financing Receivable, Unpaid Principal Balance	1,323,000	1,095,000
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	1,323,000	1,095,000
Impaired Financing Receivable, Recorded Investment	1,323,000	1,095,000
Impaired Financing Receivable, Average Recorded Investment	1,101,000	1,282,000
Impaired Financing Receivable, Interest Income, Accrual Method	28,000	5,000
Commercial Real Estate | SBA Loans
Impaired Financing Receivable, Average Recorded Investment		49,000
Commercial Real Estate | Commercial Mortgages
Impaired Financing Receivable, Unpaid Principal Balance	649,000	677,000
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	649,000	677,000
Impaired Financing Receivable, Recorded Investment	649,000	677,000
Impaired Financing Receivable, Average Recorded Investment	681,000	797,000
Impaired Financing Receivable, Interest Income, Accrual Method	1,000	2,000
Commercial Real Estate | Religious Organizations
Impaired Financing Receivable, Unpaid Principal Balance	674,000	418,000
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	674,000	418,000
Impaired Financing Receivable, Recorded Investment	674,000	418,000
Impaired Financing Receivable, Average Recorded Investment	420,000	436,000
Impaired Financing Receivable, Interest Income, Accrual Method	$ 27,000	$ 3,000