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Note 7 - Loans (Details) - Activity Within the Troubled Debt Resturing Loans (USD $) In Thousands, unless otherwise specified | 3 Months Ended
--- | ---
Mar. 31, 2014 | Mar. 31, 2013
Accruing Troubled Debt Restructuring [Member] |  |
Note 7 - Loans (Details) - Activity Within the Troubled Debt Resturing Loans [Line Items] |  |
New restructurings | $ 7,375 | $ 4,816
Restructured loans restored to accrual status | 962 | 630
Payments | (7,012) | (17,892)
Restructured loans placed on nonaccrual |  | (2,034)
Accruing Troubled Debt Restructuring [Member] | Beginning of Period [Member] |  |
Note 7 - Loans (Details) - Activity Within the Troubled Debt Resturing Loans [Line Items] |  |
Balance at | 117,597 | 144,695
Balance at | 117,597 | 144,695
Accruing Troubled Debt Restructuring [Member] | End of Period [Member] |  |
Note 7 - Loans (Details) - Activity Within the Troubled Debt Resturing Loans [Line Items] |  |
Balance at | 118,922 | 130,215
Balance at | 118,922 | 130,215
Non Accruing Troubled Debt Restructuring Member |  |
Note 7 - Loans (Details) - Activity Within the Troubled Debt Resturing Loans [Line Items] |  |
New restructurings | 1,539 | 2,062
Restructured loans restored to accrual status | (962) | (630)
Payments | (1,545) | (640)
Restructured loans placed on nonaccrual |  | 2,034
Charge-offs | (4) | (679)
Non Accruing Troubled Debt Restructuring Member | Beginning of Period [Member] |  |
Note 7 - Loans (Details) - Activity Within the Troubled Debt Resturing Loans [Line Items] |  |
Balance at | 38,769 | 47,731
Balance at | 38,769 | 47,731
Non Accruing Troubled Debt Restructuring Member | End of Period [Member] |  |
Note 7 - Loans (Details) - Activity Within the Troubled Debt Resturing Loans [Line Items] |  |
Balance at | 37,797 | 49,878
Balance at | $ 37,797 | $ 49,878

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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=28368275&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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