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Note 14 - Other Comprehensive Income (Loss) (Tables) | 12 Months Ended
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Dec. 31, 2012
Schedule of Comprehensive Income (Loss) [Table Text Block] |
|  | Unrealized Gains (Losses) On Securities |  |  | Adjustments For Pension Plans |  |  | Total Accumulated Other Comprehensive Loss, Net |
Balance January 1, 2010 |  | $ | 744 |  |  | $ | (14,927 | ) |  | $ | (14,183 | )
2010 change |  |  | 718 |  |  |  | (1,652 | ) |  |  | (934 | )
Balance December 31, 2010 |  |  | 1,462 |  |  |  | (16,579 | ) |  |  | (15,117 | )
2011 change |  |  | (627 | ) |  |  | (7,754 | ) |  |  | (8,381 | )
Balance December 31, 2011 |  |  | 835 |  |  |  | (24,333 | ) |  |  | (23,498 | )
2012 change |  |  | 1,224 |  |  |  | (1,644 | ) |  |  | (420 | )
Balance December 31, 2012 |  | $ | 2,059 |  |  | $ | (25,977 | ) |  | $ | (23,918 | )

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- Definition Tabular disclosure of components of comprehensive income (loss) including, but not limited to: (a) foreign currency translation adjustments; (b) gains (losses) on foreign currency transactions that are designated as, and are effective as, economic hedges of a net investment in a foreign entity; (c) gains (losses) on intercompany foreign currency transactions that are of a long-term-investment nature, when the entities to the transaction are consolidated, combined, or accounted for by the equity method in the reporting enterprise's financial statements; (d) change in the market value of a futures contract that qualifies as a hedge of an asset reported at fair value; (e) unrealized holding gains (losses) on available-for-sale securities and that resulting from transfers of debt securities from the held-to-maturity category to the available-for-sale category; (f) a net loss recognized as an additional pension liability not yet recognized as net periodic pension cost; and (g) the net gain (loss) and net prior service cost or credit for pension plans and other postretirement benefit plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=20435746&loc=d3e526-108580 + Details
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