Significant Accounting Policies (Federal Home Loan Bank Advances) (Details)	Dec. 31, 2012
Accounting Policies [Abstract]
Percentage of FHLB advances secured by first lien real estate residential loans	155.00%

Federal Home Loan Bank, Advances, General Debt Obligations, Disclosures, Percentage Secured by First Lien Real Estate Residential Loans

No definition available.

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