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Note 3 - Securities (Details) - Securities Available for Sale (USD $) In Thousands, unless otherwise specified | Jun. 30, 2014 | Dec. 31, 2013
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Note 3 - Securities (Details) - Securities Available for Sale [Line Items] |  |
Less than 12 Months - Fair Value | $ 3,662 | $ 33,616
Less than 12 Months - Unrecognized Loss | (3) | (882)
Fair Value | 20,509 | 33,616
Unrecognized Loss | (302) | (882)
12 Months or More - Fair Value | 16,847 |
12 Months or More - Unrecognized Loss | (299) |
US Government-sponsored Enterprises Debt Securities [Member] |  |
Note 3 - Securities (Details) - Securities Available for Sale [Line Items] |  |
Less than 12 Months - Fair Value |  | 7,841
Less than 12 Months - Unrecognized Loss |  | (180)
Fair Value | 7,905 | 7,841
Unrecognized Loss | (113) | (180)
12 Months or More - Fair Value | 7,905 |
12 Months or More - Unrecognized Loss | (113) |
Mortgage-backed Securities, Issued by Private Enterprises [Member] |  |
Note 3 - Securities (Details) - Securities Available for Sale [Line Items] |  |
Less than 12 Months - Fair Value | 3,662 | 25,775
Less than 12 Months - Unrecognized Loss | (3) | (702)
Fair Value | 12,604 | 25,775
Unrecognized Loss | (189) | (702)
12 Months or More - Fair Value | 8,942 |
12 Months or More - Unrecognized Loss | $ (186) |

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- Definition Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale that have been in a continuous loss position for twelve months or longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563 + Details
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- Definition Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale in a continuous loss position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563 + Details
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