Loans Receivable and Related Allowance for Loan Losses (Details 3) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Financing Receivable, Recorded Investment, Past Due [Line Items]
Performing, Accruing Loans Not Past Due	$ 372,701	$ 375,150
Performing, Accruing 30-59 Days Past Due	1,321	2,269
Performing, Accruing 60-89 Days Past Due	24	511
Nonperforming, Accruing 90 Days + Past Due	231	94
Nonperforming, Non Accrual	7,242	6,848
Total	381,519	384,872
Residential first mortgages [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Performing, Accruing Loans Not Past Due	104,215	104,523
Performing, Accruing 30-59 Days Past Due	949	1,523
Performing, Accruing 60-89 Days Past Due	0	402
Nonperforming, Accruing 90 Days + Past Due	0	78
Nonperforming, Non Accrual	1,087	647
Total	106,251	107,173
Home equity and lines of credit [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Performing, Accruing Loans Not Past Due	86,753	87,982
Performing, Accruing 30-59 Days Past Due	263	675
Performing, Accruing 60-89 Days Past Due	0	42
Nonperforming, Accruing 90 Days + Past Due	231	0
Nonperforming, Non Accrual	514	407
Total	87,761	89,106
Commercial real estate [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Performing, Accruing Loans Not Past Due	109,003	107,292
Performing, Accruing 30-59 Days Past Due	81	30
Performing, Accruing 60-89 Days Past Due	0	55
Nonperforming, Accruing 90 Days + Past Due	0	16
Nonperforming, Non Accrual	3,323	3,417
Total	112,407	110,810
Commercial business [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Performing, Accruing Loans Not Past Due	65,730	67,808
Performing, Accruing 30-59 Days Past Due	0	0
Performing, Accruing 60-89 Days Past Due	24	0
Nonperforming, Accruing 90 Days + Past Due	0	0
Nonperforming, Non Accrual	2,318	2,377
Total	68,072	70,185
Consumer [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Performing, Accruing Loans Not Past Due	7,000	7,545
Performing, Accruing 30-59 Days Past Due	28	41
Performing, Accruing 60-89 Days Past Due	0	12
Nonperforming, Accruing 90 Days + Past Due	0	0
Nonperforming, Non Accrual	0	0
Total	$ 7,028	$ 7,598