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Note 4 - Allowance for Loan Losses, Nonperforming Assets and Impaired Loans - Nonperforming Assets (Details) - USD ($) $ in Thousands | Sep. 30, 2016 | Dec. 31, 2015 | Sep. 30, 2015
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Nonperforming assets: |  |  |  |  |
Nonaccrual loans |  | $ 1,592 |  | $ 2,043 | $ 3,207
Restructured loans in nonaccrual |  | 3,901 |  | 4,639 | 5,781
Total nonperforming loans |  | 5,493 | [1] | 6,682 | 8,988
Other real estate owned, net |  | 3,188 |  | 4,165 | 4,194
Total nonperforming assets |  | $ 8,681 |  | $ 10,847 | $ 13,182
Ratio of nonperforming assets to loans, net of unearned income and deferred fees, plus other real estate owned |  | 1.36% |  | 1.74% | 2.09%
Ratio of allowance for loan losses to nonperforming loans(1) | [2] | 151.12% |  | 124.17% | 90.31%
[1] | Only classes with past-due or nonaccrual loans are shown.
[2] | The Company defines nonperforming loans as nonaccrual loans. Loans 90 days or more past due and still accruing and accruing restructured loans are excluded.

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- Definition Reflects the percentage derived from dividing the nonperforming assets by total loans net of unearned income deferred fees plus other real estate owned. + References No definition available. + Details
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- Definition Recorded investment in non-restructured loans that are on nonaccrual status as of the balance sheet date. + References No definition available. + Details
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- Definition Recorded investment in financing receivables that are on nonaccrual status as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Recorded Investment -URI http://asc.fasb.org/extlink&oid=65880944 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5111-111524 + Details
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