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Commitments and Unfunded Credits (Details) (First Bank [Member], USD $) In Thousands, unless otherwise specified | Dec. 31, 2012 | Dec. 31, 2011
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Commitments to Extend Credit and Unfunded Commitments Under Lines of Credit [Member] |  |
Financial instruments representing credit risk |  |
Unfunded commitments under lines of credit | $ 52,849 | $ 48,892
Stand-by letters of credit [Member] |  |
Financial instruments representing credit risk |  |
Unfunded commitments under lines of credit | $ 8,306 | $ 9,795

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- Definition The fair value of financial assets, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=7491637&loc=d3e13433-108611 + Details
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