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Loans Textuals (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2012 | Jun. 30, 2011 | Jun. 30, 2012 | Jun. 30, 2011
Loan and Lease Disclosure (Textuals) [Abstract] |  |  |  |
Percentage Of Loans Secured By Real Estate | 0.823 |  | 0.823 |
Financing Receivables, Troubled Debt Restructuring, Charge-off Of B Notes | $ 0.90 | $ 0.30 | $ 0.90 | $ 0.60

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