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Note 8 - Comprehensive Income (Loss) (Tables) | 12 Months Ended
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Dec. 31, 2013
Disclosure Text Block [Abstract] |
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] |
|  | Unrealized gains and losses on available-for-sale securities |
|  | (in thousands) |
Balance at December 31, 2012, net of tax of $2,592 |  | $ | 4,235 |
Other comprehensive income before reclassifications, net of tax of $1,298 |  |  | 2,122 |
Amounts reclassified from accumulated other comprehensive income, net of tax of $(120) |  |  | (197 | )
Net current-period other comprehensive income |  |  | 1,925 |
Balance at December 31, 2013, net of tax of $3,770 |  | $ | 6,160 |
Reclassification out of Accumulated Other Comprehensive Income [Table Text Block] |
Details about Accumulated Other Comprehensive Income Component |  | Amounts Reclassified from Accumulated Other Comprehensive Income (a) |  | Statement of Operations Classification
|  | (in thousands) |  |
Unrealized gains and losses on available-for-sale securities: |  |  |  |  |
Realized gain on sale of securities |  | $ | 346 |  | Non-operating income
Impairment expense |  |  | (29 | ) | Non-operating income
Total before tax |  |  | 317 |  | Income before income taxes
Tax expense |  |  | (120 | ) | Income tax expense
Total after tax |  | $ | 197 |  | Net income

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- Definition Tabular disclosure of information about items reclassified out of accumulated other comprehensive income (loss). + References No definition available. + Details
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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=28358780&loc=SL7669686-108580 + Details
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