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Note 7 - Loans (Details) - Troubled Debt Restructuring Activity - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2015 | Jun. 30, 2014 | Jun. 30, 2015 | Jun. 30, 2014
Note 7 - Loans (Details) - Troubled Debt Restructuring Activity [Line Items] |  |  |  |
Charge-offs |  |  | $ (148) |
Accruing Troubled Debt Restructuring [Member] |  |  |  |
Note 7 - Loans (Details) - Troubled Debt Restructuring Activity [Line Items] |  |  |  |
Beginning balance | $ 100,393 | $ 118,922 | 104,356 | $ 117,597
New restructurings | 5,798 | 722 | 16,426 | 8,097
Restructured loans restored to accrual status |  |  |  | 962
Charge-offs |  |  | (148) |
Payments | (6,180) | (1,278) | (10,434) | (8,290)
Restructured loans placed on nonaccrual |  | (7,230) | (10,189) | (7,230)
Ending balance | 100,011 | 111,136 | 100,011 | 111,136
Non Accruing Troubled Debt Restructuring [Member] |  |  |  |
Note 7 - Loans (Details) - Troubled Debt Restructuring Activity [Line Items] |  |  |  |
Beginning balance | 44,541 | 37,797 | 41,618 | 38,769
New restructurings |  | 247 | 209 | 1,786
Restructured loans restored to accrual status |  |  |  | (962)
Charge-offs | (489) | (595) | (3,243) | (599)
Payments | (1,457) | (1,074) | (6,178) | (2,619)
Restructured loans placed on nonaccrual |  | 7,230 | 10,189 | 7,230
Ending balance | $ 42,595 | $ 43,605 | $ 42,595 | $ 43,605

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- Definition The amount of the outstanding recorded investment related to 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 40 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=25495931&loc=d3e18845-111554 + Details
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