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Note 4 - Loans and Allowance for Loan Losses (Details) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2015 USD ($) | Jun. 30, 2015 USD ($) | Jun. 30, 2014 USD ($) | Dec. 31, 2014 USD ($)
Note 4 - Loans and Allowance for Loan Losses (Details) [Line Items] |  |  |  |
Allowance for Loan and Lease Losses, Period Increase (Decrease) |  | $ 68 | $ (194) |
Allowance for Loan and Lease Losses, Write-offs |  | $ 1,304 | $ 0 |
Financing Receivables, Impaired, Troubled Debt Restructuring, Write-down |  |  |  | $ 0
Change in Troubled Debt Restructurings |  | 4.10% |  |
Financing Receivable, Modifications, Recorded Investment | $ 17,357 | $ 17,357 |  | 18,097
Impaired Financing Receivable, Related Allowance | 2,694 | 2,694 |  | 3,412
Loans and Leases Receivable, Impaired, Commitment to Lend | 1,678 | $ 1,678 |  | 1,871
Financing Receivable, Modifications, Subsequent Default, Number of Contracts |  | 0 | 0 |
Minimum Loan Balance for Loans Evaluated by Risk Categories | 500 | $ 500 |  |
Nonperforming Financial Instruments [Member] |  |  |  |
Note 4 - Loans and Allowance for Loan Losses (Details) [Line Items] |  |  |  |
Financing Receivable, Modifications, Recorded Investment | $ 2,908 | 2,908 |  | 4,257
Troubled Debt Restructurings [Member] |  |  |  |
Note 4 - Loans and Allowance for Loan Losses (Details) [Line Items] |  |  |  |
Allowance for Loan and Lease Losses, Period Increase (Decrease) |  |  |  | $ 623
Increase (Decrease) in Other Loans |  | $ (740) |  |
Percentage of Loan Portfolio | 83.00% | 83.00% |  | 77.00%
Impaired Financing Receivable, Related Allowance | $ 1,762 | $ 1,762 |  | $ 2,998
Unsecured [Member] |  |  |  |
Note 4 - Loans and Allowance for Loan Losses (Details) [Line Items] |  |  |  |
Percentage of Loan Portfolio | 5.70% | 5.70% |  | 5.66%
Residential Portfolio Segment [Member] |  |  |  |
Note 4 - Loans and Allowance for Loan Losses (Details) [Line Items] |  |  |  |
Real Estate Acquired Through Foreclosure | $ 350 | $ 350 |  | $ 368
Mortgage Loans in Process of Foreclosure, Amount | 2,010 | $ 2,010 |  | 1,692
Financing Receivable, Modifications, Post-Modification Recorded Investment | $ 495 |  |  |
Commercial Real Estate Portfolio Segment [Member] | Additional Impairment [Member] |  |  |  |
Note 4 - Loans and Allowance for Loan Losses (Details) [Line Items] |  |  |  |
Impaired Financing Receivable, Related Allowance |  |  |  | 1,340
Commercial Real Estate Portfolio Segment [Member] | Nonperforming Financial Instruments [Member] |  |  |  |
Note 4 - Loans and Allowance for Loan Losses (Details) [Line Items] |  |  |  |
Financing Receivable, Modifications, Recorded Investment |  |  |  | $ 4,013

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- Definition Amount of increase (decrease) of allowance reserve for credit loss. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(d)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953423-111524 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(d)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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