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Note 4 - Allowance for Loan Losses, Nonperforming Assets and Impaired Loans (Details) - Past Due and Nonaccrual Loans (USD $) In Thousands, unless otherwise specified | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2013
--- | --- | --- | ---
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
30 – 89 Days Past Due | $ 2,757 | $ 2,956 |
90 or More Days Past Due | 5,100 | 6,268 |
90 or More Days Past Due and Still Accruing | 163 | 190 | 568
Nonaccruals (Including Impaired Nonaccruals) | 6,078 | 6,584 | 12,425
Real Estate Construction [Member] | Construction residential [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
30 – 89 Days Past Due | 163 | 45 |
Real Estate Construction [Member] | Construction other [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
30 – 89 Days Past Due | 14 | 45 |
Consumer Real Estate [Member] | Residential closed end first liens [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
30 – 89 Days Past Due | 1,025 | 903 |
90 or More Days Past Due | 270 | 252 |
90 or More Days Past Due and Still Accruing | 148 | 128 |
Nonaccruals (Including Impaired Nonaccruals) | 267 | 308 |
Consumer Real Estate [Member] | Residential closed end junior liens [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
30 – 89 Days Past Due | 58 | 10 |
Consumer Real Estate [Member] | Investor-owned residential real estate [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
30 – 89 Days Past Due | 334 | 422 |
90 or More Days Past Due |  | 91 |
Nonaccruals (Including Impaired Nonaccruals) | 17 | 91 |
Commercial Real Estate Loans [Member] | Multifamily real estate [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
30 – 89 Days Past Due | 728 | 430 |
90 or More Days Past Due | 3,271 | 3,278 |
Nonaccruals (Including Impaired Nonaccruals) | 3,271 | 3,278 |
Commercial Real Estate Loans [Member] | Commercial real estate, owner occupied [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
30 – 89 Days Past Due | 128 | 604 |
90 or More Days Past Due | 1,477 | 2,519 |
Nonaccruals (Including Impaired Nonaccruals) | 2,378 | 2,756 |
Commercial Real Estate Loans [Member] | Commercial real estate, other [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
30 – 89 Days Past Due |  | 32 |
Commercial Non Real Estate [Member] | Commercial and Industrial [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
30 – 89 Days Past Due | 202 | 196 |
90 or More Days Past Due | 43 | 43 |
Nonaccruals (Including Impaired Nonaccruals) | 121 | 128 |
Consumer Non Real Estate [Member] | Credit Card Receivable [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
30 – 89 Days Past Due | 2 | 3 |
90 or More Days Past Due | 3 | 13 |
90 or More Days Past Due and Still Accruing | 3 | 13 |
Consumer Non Real Estate [Member] | Automobile [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
30 – 89 Days Past Due | 78 | 217 |
90 or More Days Past Due | 36 | 26 |
90 or More Days Past Due and Still Accruing | 12 | 2 |
Nonaccruals (Including Impaired Nonaccruals) | 24 | 23 |
Consumer Non Real Estate [Member] | Other Consumer Loans [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
30 – 89 Days Past Due | 25 | 49 |
90 or More Days Past Due |  | 46 |
90 or More Days Past Due and Still Accruing |  | $ 47 |

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- Definition Financing receivables that are less than 90 days past due but more than 29 days past due. + References No definition available. + Details
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- Definition Recorded investment in financing receivables that are 90 days or more past due and still accruing. + 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=28368275&loc=d3e5111-111524 + Details
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- Definition Financing receivables that are equal to or greater than 90 days past due. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7A -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953401-111524 + 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 -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5111-111524 + Details
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