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Allowance for Loan Losses (Details Textual) (USD $) In Millions, unless otherwise specified | Sep. 30, 2012 | Dec. 31, 2011
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Allowance for Loan Losses (Textual) [Abstract] |  |
TDRs performing under the restructured terms | $ 1.6 | $ 11.4
Troubled debt restructurings (TDRs) | $ 5.4 |

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- Definition Performing troubled debt restructurings. + References No definition available. + Details
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- Definition Amount of investment in financing receivables (before modification) modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953676-111524 + Details
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