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Note 11 - Fair Value and Interest Rate Risk (Details) - Financial Assets Measured at Fair Value on a Non-Recurring Basis (USD $) In Thousands, unless otherwise specified | Jun. 30, 2014 | Dec. 31, 2013
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Note 11 - Fair Value and Interest Rate Risk (Details) - Financial Assets Measured at Fair Value on a Non-Recurring Basis [Line Items] |  |
Non-accrual loans | $ 24,604 | $ 21,993
Impaired Loans [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member] |  |
Note 11 - Fair Value and Interest Rate Risk (Details) - Financial Assets Measured at Fair Value on a Non-Recurring Basis [Line Items] |  |
Non-accrual loans | 11,849 | 11,283
Impaired Loans [Member] | Fair Value, Measurements, Nonrecurring [Member] |  |
Note 11 - Fair Value and Interest Rate Risk (Details) - Financial Assets Measured at Fair Value on a Non-Recurring Basis [Line Items] |  |
Non-accrual loans | $ 11,849 | $ 11,283

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- Definition Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953550-111524 + Details
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