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Note 4 - Loans and Allowance for Loan Losses (Details) - Recorded Principal Balance of Nonaccrual Loans (USD $) | Jun. 30, 2014 | Dec. 31, 2013
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Note 4 - Loans and Allowance for Loan Losses (Details) - Recorded Principal Balance of Nonaccrual Loans [Line Items] |  |
Nonaccrual loans | $ 5,741,000 | $ 6,718,000
Commercial and Industrial [Member] |  |
Note 4 - Loans and Allowance for Loan Losses (Details) - Recorded Principal Balance of Nonaccrual Loans [Line Items] |  |
Nonaccrual loans | 824,000 | 1,501,000
Commercial Vacant Land and Land Development and Residential Construction Loan [Member] |  |
Note 4 - Loans and Allowance for Loan Losses (Details) - Recorded Principal Balance of Nonaccrual Loans [Line Items] |  |
Nonaccrual loans | 235,000 | 785,000
Commercial Real Estate Owner Occupied Loan [Member] |  |
Note 4 - Loans and Allowance for Loan Losses (Details) - Recorded Principal Balance of Nonaccrual Loans [Line Items] |  |
Nonaccrual loans | 640,000 | 389,000
Commercial Real Estate Non Owner Occupied Loan [Member] |  |
Note 4 - Loans and Allowance for Loan Losses (Details) - Recorded Principal Balance of Nonaccrual Loans [Line Items] |  |
Nonaccrual loans | 129,000 | 168,000
Commercial Real Estate Multi Family and Residential Rental Loan [Member] |  |
Note 4 - Loans and Allowance for Loan Losses (Details) - Recorded Principal Balance of Nonaccrual Loans [Line Items] |  |
Nonaccrual loans | 470,000 | 208,000
Commercial Portfolio Segment [Member] |  |
Note 4 - Loans and Allowance for Loan Losses (Details) - Recorded Principal Balance of Nonaccrual Loans [Line Items] |  |
Nonaccrual loans | 2,298,000 | 3,051,000
Retail Home Equity and Other [Member] |  |
Note 4 - Loans and Allowance for Loan Losses (Details) - Recorded Principal Balance of Nonaccrual Loans [Line Items] |  |
Nonaccrual loans | 772,000 | 788,000
Retail 1-4 Family Mortgages [Member] |  |
Note 4 - Loans and Allowance for Loan Losses (Details) - Recorded Principal Balance of Nonaccrual Loans [Line Items] |  |
Nonaccrual loans | 2,671,000 | 2,879,000
Retail Loan [Member] |  |
Note 4 - Loans and Allowance for Loan Losses (Details) - Recorded Principal Balance of Nonaccrual Loans [Line Items] |  |
Nonaccrual loans | $ 3,443,000 | $ 3,667,000

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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 -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=35738203&loc=d3e5111-111524 + Details
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