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Note 7 - Troubled Debt Restructurings (Details) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2016 USD ($) | Jun. 30, 2015 USD ($) | Jun. 30, 2016 USD ($) | Jun. 30, 2015 USD ($)
Extended Maturity [Member] | Commercial And Industrial [Member] |  |  |  |
Number of contracts | 1 |  | 2 | 1
Extended Maturity [Member] | Real Estate Mortgage Portfolio Segment [Member] | Residential Loan [Member] |  |  |  |
Number of contracts | 1 | 1 | 1 | 1
Extended Maturity [Member] | Real Estate Mortgage Portfolio Segment [Member] | Commercial Loans [Member] |  |  |  |
Number of contracts | 1 |  | 1 |
Extended Maturity [Member] | Real Estate Construction Porfolio Segment [Member] |  |  |  |
Number of contracts |  | 1 |  | 1
Other Restructurings [Member] | Commercial And Industrial [Member] |  |  |  |
Number of contracts |  | 1 |  | 1
Other Restructurings [Member] | Real Estate Mortgage Portfolio Segment [Member] | Residential Loan [Member] |  |  |  |
Number of contracts |  |  |  | 1
Other Restructurings [Member] | Real Estate Construction Porfolio Segment [Member] |  |  |  |
Number of contracts |  |  |  |
Commercial And Industrial [Member] |  |  |  |
Number of contracts | 1 | 1 | 2 | 2
Pre-modification outstanding recorded investment | $ 3 | $ 64 | $ 169 | $ 111
Post-modification outstanding recorded investment | $ 3 | $ 64 | $ 169 | $ 111
Real Estate Mortgage Portfolio Segment [Member] | Residential Loan [Member] |  |  |  |
Number of contracts | 1 | 1 | 1 | 2
Pre-modification outstanding recorded investment | $ 58 | $ 59 | $ 58 | $ 235
Post-modification outstanding recorded investment | $ 58 | $ 59 | $ 58 | $ 254
Real Estate Mortgage Portfolio Segment [Member] | Commercial Loans [Member] |  |  |  |
Number of contracts | 1 |  | 1 |
Pre-modification outstanding recorded investment | $ 311 |  | $ 311 |
Post-modification outstanding recorded investment | $ 311 |  | $ 311 |
Real Estate Construction Porfolio Segment [Member] |  |  |  |
Number of contracts |  | 1 |  | 1
Pre-modification outstanding recorded investment |  | $ 181 |  | $ 181
Post-modification outstanding recorded investment |  | $ 181 |  | $ 181

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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=66008989&loc=SL6953676-111524 + Details
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