Loans Receivable and Related Allowance for Loan Losses (Details 3) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Performing, Accruing Loans Not Past Due	$ 329,165	$ 308,364
Performing, Accruing 30-59 Days Past Due	2,329	1,854
Performing, Accruing 60-89 Days Past Due	669	298
Nonperforming, Accruing 90 Days + Past Due	21	66
Nonperforming, Non Accrual	6,967	5,499
Total	339,151	316,081
Residential First Mortgages [Member]
Performing, Accruing Loans Not Past Due	95,001	91,400
Performing, Accruing 30-59 Days Past Due	1,272	1,059
Performing, Accruing 60-89 Days Past Due	440	153
Nonperforming, Accruing 90 Days + Past Due	0	66
Nonperforming, Non Accrual	533	932
Total	97,246	93,610
Home Equity [Member]
Performing, Accruing Loans Not Past Due	84,592	70,506
Performing, Accruing 30-59 Days Past Due	669	431
Performing, Accruing 60-89 Days Past Due	157	127
Nonperforming, Accruing 90 Days + Past Due	0	0
Nonperforming, Non Accrual	197	174
Total	85,615	71,238
Commercial Real Estate [Member]
Performing, Accruing Loans Not Past Due	94,485	92,632
Performing, Accruing 30-59 Days Past Due	50	302
Performing, Accruing 60-89 Days Past Due	49	0
Nonperforming, Accruing 90 Days + Past Due	21	0
Nonperforming, Non Accrual	4,218	1,831
Total	98,823	94,765
Commercial Loan [Member]
Performing, Accruing Loans Not Past Due	44,915	43,338
Performing, Accruing 30-59 Days Past Due	297	7
Performing, Accruing 60-89 Days Past Due	0	10
Nonperforming, Accruing 90 Days + Past Due	0	0
Nonperforming, Non Accrual	369	471
Total	45,581	43,826
Consumer Loan [Member]
Performing, Accruing Loans Not Past Due	10,172	10,488
Performing, Accruing 30-59 Days Past Due	41	55
Performing, Accruing 60-89 Days Past Due	23	8
Nonperforming, Accruing 90 Days + Past Due	0	0
Nonperforming, Non Accrual	1,650	2,091
Total	$ 11,886	$ 12,642