Financial Instruments With Off-Balance-Sheet Risk (Details Textual) (USD $)	Dec. 31, 2012	Dec. 31, 2011
Undisbursed Loan	$ 37,415,000	$ 24,972,000
Letters of Credit Outstanding, Amount	$ 3,214,000	$ 2,598,000

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

No definition available.

Name:	us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant