Loans and the Allowance for Loan Losses (Details 4) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Non-accrual loans	$ 5,256	$ 5,808
One-to-four family residential
Non-accrual loans	2,097	2,433
NonresidentialRealEstateAndLandPortfolioSegmentMember
Non-accrual loans	3,123	3,271
All other mortgage loans
Non-accrual loans
Commercial business loans
Non-accrual loans	32	92
Consumer loans
Non-accrual loans	$ 4	$ 12