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Note 2 - Investment Securities (Tables) | 6 Months Ended
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Jun. 30, 2014
Investment In Available For Sale Securities Disclosure [Abstract] |
Schedule of Amortized Cost Unrealized Gains Losses and Fair Value of Available for Sale Securities [Table Text Block] |
|  |  |  |  |  | Gross |  |  |  |  |
(in thousands) |  | Amortized |  |  | Unrealized |  |  | Fair |
|  | Cost |  |  | Losses |  |  | Value |
June 30, 2014: |  |  |  |  |  |  |  |  |  |  |  |
U. S. Government agency bonds |  | $ | 7,500 |  |  | $ | (156 | ) |  | $ | 7,344 |
U. S. Government agency mortgage-backed securities |  |  | 19,872 |  |  |  | (374 | ) |  |  | 19,498 |
Corporate bonds |  |  | 9,000 |  |  |  | (156 | ) |  |  | 8,844 |
|  | $ | 36,372 |  |  | $ | (686 | ) |  | $ | 35,686 |
December 31, 2013: |  |  |  |  |  |  |  |  |  |  |  |
U. S. Government agency bonds |  | $ | 7,500 |  |  | $ | (421 | ) |  | $ | 7,079 |
U. S. Government agency mortgage-backed securities |  |  | 22,388 |  |  |  | (636 | ) |  |  | 21,752 |
Corporate bonds |  |  | 9,000 |  |  |  | (130 | ) |  |  | 8,870 |
|  | $ | 38,888 |  |  | $ | (1,187 | ) |  | $ | 37,701 |
Schedule of Unrealized Loss on Investments [Table Text Block] |
|  | Less Than 12 Months |  |  |  | 12 Months or More |  |  |  | Total |
(in thousands) |  | Fair |  |  | Unrealized |  |  |  | Fair |  |  | Unrealized |  |  |  | Fair |  |  | Unrealized |
|  | Value |  |  | Loss |  |  |  | Value |  |  | Loss |  |  |  | Value |  |  | Loss |
June 30, 2014: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U. S. Government agency bonds |  | $ | - |  |  | $ | - |  |  |  | $ | 7,344 |  |  | $ | (156 | ) |  |  | $ | 7,344 |  |  | $ | (156 | )
U. S. Government agency mortgage -backed securities |  |  | - |  |  |  | - |  |  |  |  | 19,484 |  |  |  | (374 | ) |  |  |  | 19,484 |  |  |  | (374 | )
Corporate bonds |  |  | - |  |  |  | - |  |  |  |  | 8,844 |  |  |  | (156 | ) |  |  |  | 8,844 |  |  |  | (156 | )
Totals |  | $ | - |  |  | $ | - |  |  |  | $ | 35,672 |  |  | $ | (686 | ) |  |  | $ | 35,672 |  |  | $ | (686 | )
December 31, 2013: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U. S. Government agency bonds |  | $ | 7,079 |  |  | $ | (421 | ) |  |  | $ | - |  |  | $ | - |  |  |  | $ | 7,079 |  |  | $ | (421 | )
U. S. Government agency mortgage -backed securities |  |  | 8,871 |  |  |  | (291 | ) |  |  |  | 12,856 |  |  |  | (345 | ) |  |  |  | 21,727 |  |  |  | (636 | )
Corporate bonds |  |  | - |  |  |  | - |  |  |  |  | 8,870 |  |  |  | (130 | ) |  |  |  | 8,870 |  |  |  | (130 | )
Totals |  | $ | 15,950 |  |  | $ | (712 | ) |  |  | $ | 21,726 |  |  | $ | (475 | ) |  |  | $ | 37,676 |  |  | $ | (1,187 | )
Investments Classified by Contractual Maturity Date [Table Text Block] |
(in thousands) |  | Amortized Cost |  |  | Fair Value |
Maturity: |  |  |  |  |  |  |  |
Corporate bonds 5 to 10 years |  | $ | 9,000 |  |  | $ | 8,844 |
U.S. Government agency bonds < 5 years |  |  | 2,500 |  |  |  | 2,491 |
U.S. Government agency bonds 5 to 10 years |  |  | 5,000 |  |  |  | 4,853 |
U.S. Government agency mortgage-backed securities |  |  | 19,872 |  |  |  | 19,498 |
Total |  | $ | 36,372 |  |  | $ | 35,686 |

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- Definition For all investments in an unrealized loss position, including those for which other-than-temporary impairments have not been recognized in earnings (including investments for which a portion of an other-than-temporary impairment has been recognized in other comprehensive income), a tabular disclosure of the aggregate related fair value of investments with unrealized losses and the aggregate amount of unrealized losses (that is, the amount by which amortized cost basis exceeds fair value). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563 + Details
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