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Note 4 - Loans and Allowance for Loan Losses (Detail) - Post-Modification Balances of TDR Loan Modifications (Performing to Modified Terms [Member], USD $) In Thousands, unless otherwise specified | Sep. 30, 2012
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Owner-occupied |
Pre-Modification Recorded Investment | $ 4,994
Post-Modification Recorded Investment | 4,942
Owner Occupied [Member] |
Owner-occupied |
Pre-Modification Recorded Investment | 4,308
Post-Modification Recorded Investment | 4,266
Nonowner Occupied [Member] |
Owner-occupied |
Pre-Modification Recorded Investment | 686
Post-Modification Recorded Investment | $ 676

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- Definition Amount of investment in financing receivables (after 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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- 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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