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Note 9 - Components of Accumulated Other Comprehensive Loss (Tables) | 6 Months Ended
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Jun. 30, 2013
Disclosure Text Block [Abstract] |
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] |
|  | Net Unrealized Gain (Loss) on Securities |  |  | Adjustments Related to Pension Benefits |  |  | Accumulated Other Comprehensive (Loss) |
Balance at December 31, 2011 |  | $ | 2,646 |  |  | $ | (3,967 | ) |  | $ | (1,321 | )
Unrealized holding gains on available for sale securities net of tax of $173 |  |  | 322 |  |  |  | --- |  |  |  | 322 |
Reclassification adjustment, net of tax of ($13) |  |  | (25 | ) |  |  | --- |  |  |  | (25 | )
Balance at June 30, 2012 |  |  | 2,943 |  |  |  | (3,967 | ) |  |  | (1,024 | )
Balance at December 31, 2012 |  |  | 2,047 |  |  |  | (4,785 | ) |  |  | (2,738 | )
Unrealized holding losses on available for sale securities net of tax of ($5,071) |  |  | (9,415 | ) |  |  | --- |  |  |  | (9,415 | )
Reclassification adjustment, net of tax of ($29) |  |  | (55 | ) |  |  | --- |  |  |  | (55 | )
Balance at June 30, 2013 |  | $ | (7,423 | ) |  | $ | (4,785 | ) |  | $ | (12,208 | )

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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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