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Note 8 - Loans (Details) - Troubled Debt Restructuring $ in Thousands | 9 Months Ended
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Sep. 30, 2015 USD ($) | Sep. 30, 2014 USD ($)
Note 8 - Loans (Details) - Troubled Debt Restructuring [Line Items] |  |
No. of Loans | 27 | 14
Pre-Modification Recorded Investment | $ 19,007 | $ 24,817
Post-Modification Recorded Investment | 18,859 | 24,817
Charge-offs | 148 |
Special Reserve | $ 84 | $ 606
Commercial Portfolio Segment [Member] |  |
Note 8 - Loans (Details) - Troubled Debt Restructuring [Line Items] |  |
No. of Loans | 3 | 6
Pre-Modification Recorded Investment | $ 1,156 | $ 10,773
Post-Modification Recorded Investment | 1,156 | 10,773
Special Reserve | $ 1 | $ 26
Commercial Real Estate Portfolio Segment [Member] |  |
Note 8 - Loans (Details) - Troubled Debt Restructuring [Line Items] |  |
No. of Loans | 19 | 3
Pre-Modification Recorded Investment | $ 16,329 | $ 11,818
Post-Modification Recorded Investment | 16,329 | 11,818
Special Reserve | $ 38 | $ 564
Residential Mortgage and Equity Lines Portfolio Segment [Member] |  |
Note 8 - Loans (Details) - Troubled Debt Restructuring [Line Items] |  |
No. of Loans | 5 | 5
Pre-Modification Recorded Investment | $ 1,522 | $ 2,226
Post-Modification Recorded Investment | 1,374 | 2,226
Charge-offs | 148 |
Special Reserve | $ 45 | $ 16

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- Definition Number of financing receivables that have been 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=49124121&loc=SL6953676-111524 + Details
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- Definition Post-modification amount of investment in financing receivables 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=49124121&loc=SL6953676-111524 + Details
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- Definition Pre-modification amount of investment in financing receivables 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=49124121&loc=SL6953676-111524 + Details
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- Definition Reflects the amount of the write-down related to a troubled debt restructuring. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=25495931&loc=d3e18845-111554 + Details
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