Loans Receivable and Related Allowance for Loan Losses (Details 1) (USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2013	Dec. 31, 2012
Unpaid Principal Balance	$ 2,545	$ 2,545	$ 2,665
Recorded Investment	2,800	2,800	4,100
Related Allowance	234	234	1,400
Loans Receivable With Specific Allowance [Member]
Unpaid Principal Balance	3,746	3,746	4,242
Recorded Investment	2,805	2,805	4,068
Related Allowance	234	234	1,448
Average Recorded Investment	3,404	3,626	2,075
Interest Income Recognized in Period	7	11	186
Cash Basis Interest Recognized in Period	7	11	16
Loans Receivable With No Specific Allowance [Member]
Unpaid Principal Balance	2,765	2,765	2,774
Recorded Investment	2,366	2,366	2,524
Average Recorded Investment	2,392	2,436	2,832
Interest Income Recognized in Period	2	3	17
Cash Basis Interest Recognized in Period	2	3	17
Residential First Mortgages [Member] | Loans Receivable With Specific Allowance [Member]
Unpaid Principal Balance	81	81	0
Recorded Investment	81	81	0
Related Allowance	20	20	0
Average Recorded Investment	40	27	0
Interest Income Recognized in Period	2	2	0
Cash Basis Interest Recognized in Period	2	2	0
Residential First Mortgages [Member] | Loans Receivable With No Specific Allowance [Member]
Unpaid Principal Balance	0	0	0
Recorded Investment	0	0	0
Average Recorded Investment	0	0	0
Interest Income Recognized in Period	0	0	0
Cash Basis Interest Recognized in Period	0	0	0
Home Equity Line of Credit [Member] | Loans Receivable With Specific Allowance [Member]
Unpaid Principal Balance	0	0	0
Recorded Investment	0	0	0
Related Allowance	0	0	0
Average Recorded Investment	0	0	0
Interest Income Recognized in Period	0	0	0
Cash Basis Interest Recognized in Period	0	0	0
Home Equity Line of Credit [Member] | Loans Receivable With No Specific Allowance [Member]
Unpaid Principal Balance	0	0	0
Recorded Investment	0	0	0
Average Recorded Investment	0	0	0
Interest Income Recognized in Period	0	0	0
Cash Basis Interest Recognized in Period	0	0	0
Impaired commercial real estate loans [Member] | Loans Receivable With Specific Allowance [Member]
Unpaid Principal Balance	3,665	3,665	4,242
Recorded Investment	2,724	2,724	4,068
Related Allowance	214	214	1,448
Average Recorded Investment	3,364	3,599	2,075
Interest Income Recognized in Period	5	9	186
Cash Basis Interest Recognized in Period	5	9	16
Impaired commercial real estate loans [Member] | Loans Receivable With No Specific Allowance [Member]
Unpaid Principal Balance	1,061	1,061	730
Recorded Investment	662	662	505
Average Recorded Investment	563	544	690
Interest Income Recognized in Period	2	3	12
Cash Basis Interest Recognized in Period	2	3	12
Commercial Loan [Member] | Loans Receivable With Specific Allowance [Member]
Unpaid Principal Balance	0	0	0
Recorded Investment	0	0	0
Related Allowance	0	0	0
Average Recorded Investment	0	0	0
Interest Income Recognized in Period	0	0	0
Cash Basis Interest Recognized in Period	0	0	0
Commercial Loan [Member] | Loans Receivable With No Specific Allowance [Member]
Unpaid Principal Balance	356	356	394
Recorded Investment	356	356	369
Average Recorded Investment	360	363	368
Interest Income Recognized in Period	0	0	5
Cash Basis Interest Recognized in Period	0	0	5
Consumer Loan [Member] | Loans Receivable With Specific Allowance [Member]
Unpaid Principal Balance	0	0	0
Recorded Investment	0	0	0
Related Allowance	0	0	0
Average Recorded Investment	0	0	0
Interest Income Recognized in Period	0	0	0
Cash Basis Interest Recognized in Period	0	0	0
Consumer Loan [Member] | Loans Receivable With No Specific Allowance [Member]
Unpaid Principal Balance	1,348	1,348	1,650
Recorded Investment	1,348	1,348	1,650
Average Recorded Investment	1,469	1,529	1,774
Interest Income Recognized in Period	0	0	0
Cash Basis Interest Recognized in Period	$ 0	$ 0	$ 0