Loans Receivable (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Schedule of loans receivable
Total residential real estate	$ 411,673	$ 405,895
Total commercial real estate	98,507	96,955
Subtotal mortgage loans	510,180	502,850
Total consumer loans	134,690	134,885
Commercial business	58,141	54,445
Subtotal other loans	192,831	189,330
Total loans receivable	703,011	692,180
Allowance for loan losses	6,721	6,709
Deferred loan fees and net discounts	(1,923)	(1,862)
Loans in process	16,940	15,247
Subtotal	21,738	20,094
Net loans receivable	681,273	672,086
Residential Real Estate, Single Family [Member]
Schedule of loans receivable
Total residential real estate	331,097	326,005
Total loans receivable	331,097	326,005
Residential Real Estate, Multi family [Member]
Schedule of loans receivable
Total residential real estate	34,836	33,472
Total loans receivable	45,740	33,472
Residential Real Estate, Construction [Member]
Schedule of loans receivable
Total residential real estate	45,740	46,418
Total loans receivable	34,836	46,418
Commercial Real Estate [Member]
Schedule of loans receivable
Total commercial real estate	83,843	81,077
Total loans receivable	98,507	96,955
Commercial Real Estate, Construction [Member]
Schedule of loans receivable
Total commercial real estate	14,664	15,878
Total loans receivable	14,664	15,878
Consumer Home Equity [Member]
Schedule of loans receivable
Total consumer loans	80,409	80,418
Total loans receivable	80,409	80,418
Dealer auto and RV loans [Member]
Schedule of loans receivable
Total consumer loans	46,861	46,571
Total loans receivable	46,861	46,571
Other Consumer [Member]
Schedule of loans receivable
Total consumer loans	7,420	7,896
Total loans receivable	$ 7,420	$ 7,896