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Note 3 - Securities (Details) - Available for Sale Securities (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012
Schedule of Available-for-sale Securities [Line Items] |  |
Amortized Costs | $ 205,224 | $ 186,667
Gross Unrealized Gains | 1,255 | 3,946
Gross Unrealized Losses | 22,811 | 798
Available-for-sale Securities Fair Value | 183,668 | 189,815
US Government Agencies [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Amortized Costs | 169,818 | 128,805
Gross Unrealized Gains | 199 | 1,381
Gross Unrealized Losses | 22,163 | 622
Available-for-sale Securities Fair Value | 147,854 | 129,564
States and Political Subdivisions [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Amortized Costs | 22,830 | 35,029
Gross Unrealized Gains | 746 | 1,753
Gross Unrealized Losses | 120 | 3
Available-for-sale Securities Fair Value | 23,456 | 36,779
Mortgage-backed Securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Amortized Costs | 2,627 | 4,202
Gross Unrealized Gains | 213 | 367
Available-for-sale Securities Fair Value | 2,840 | 4,569
Corporate Securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Amortized Costs | 7,804 | 14,207
Gross Unrealized Gains | 97 | 368
Gross Unrealized Losses | 506 |
Available-for-sale Securities Fair Value | 7,395 | 14,575
Other Securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Amortized Costs | 2,145 | 2,419
Gross Unrealized Gains |  | 9
Gross Unrealized Losses | 22 | 173
Available-for-sale Securities Fair Value | 2,123 | 2,255
US Treasury Securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Amortized Costs |  | 2,005
Gross Unrealized Gains |  | 68
Available-for-sale Securities Fair Value |  | $ 2,073

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- Definition Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28360136&loc=d3e22054-111558 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562 + Details
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- Definition This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.2) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount of unrealized gain before deducting unrealized loss on investments in debt and equity securities classified as available-for-sale securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563 + Details
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- Definition Amount of unrealized loss before deducting unrealized gain on investments in available-for-sale securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563 + Details
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