Loans (Details 1) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Commitments to make loans [Member]
Number of outstanding commitments to extend credit
Fixed Rate	$ 73,125	$ 45,603
Variable Rate	21,001	3,446
Undisbursed loans in process [Member]
Number of outstanding commitments to extend credit
Fixed Rate	731	875
Variable Rate	23,502	22,463
Unused lines of Credit [Member]
Number of outstanding commitments to extend credit
Fixed Rate	27,832	43,735
Variable Rate	$ 76,558	$ 68,688