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Note 19 - Equity Incentive Plans (Tables) | 12 Months Ended
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Dec. 31, 2012
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] |
|  | Shares |  |  | Weighted-Average Exercise Price |  |  | Weighted-Average Remaining Contractual Life (in years) |  |  | Aggregate Intrinsic Value (in thousands) |
Balance, December 31, 2009 |  |  | 5,169,653 |  |  | $ | 27.71 |  |  |  | 4.6 |  |  | $ | - |
Forfeited |  |  | (222,305 | ) |  |  | 23.23 |  |  |  |  |  |  |  |  |
Balance, December 31, 2010 |  |  | 4,947,348 |  |  |  | 27.93 |  |  |  | 3.7 |  |  | $ | 334 |
Exercised |  |  | (86,860 | ) |  | $ | 15.05 |  |  |  |  |  |  |  |  |
Forfeited |  |  | (503,503 | ) |  |  | 22.72 |  |  |  |  |  |  |  |  |
Balance, December 31, 2011 |  |  | 4,356,985 |  |  |  | 28.86 |  |  |  | 3.0 |  |  | $ | 37 |
Exercised |  |  | (50,024 | ) |  | $ | 15.27 |  |  |  |  |  |  |  |  |
Forfeited |  |  | (310,331 | ) |  |  | 23.75 |  |  |  |  |  |  |  |  |
Balance, December 31, 2012 |  |  | 3,996,630 |  |  |  | 29.45 |  |  |  | 2.2 |  |  | $ | - |
Exercisable, December 31, 2012 |  |  | 3,889,514 |  |  | $ | 29.61 |  |  |  | 2.2 |  |  | $ | - |
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block] |
|  |  | Outstanding |
Exercise Price |  |  | Shares |  |  | Weighted-Average Remaining Contractual Life (in Years) |  |  | Exercisable Shares |
$ | 19.93 |  |  |  | 319,240 |  |  |  | 0.1 |  |  |  | 319,240 |
| 23.37 |  |  |  | 637,680 |  |  |  | 5.1 |  |  |  | 530,564 |
| 24.80 |  |  |  | 811,956 |  |  |  | 0.9 |  |  |  | 811,956 |
| 28.70 |  |  |  | 453,000 |  |  |  | 1.1 |  |  |  | 453,000 |
| 32.26 |  |  |  | 10,000 |  |  |  | 1.5 |  |  |  | 10,000 |
| 32.47 |  |  |  | 245,060 |  |  |  | 2.2 |  |  |  | 245,060 |
| 33.54 |  |  |  | 264,694 |  |  |  | 2.4 |  |  |  | 264,694 |
| 37.00 |  |  |  | 582,650 |  |  |  | 2.1 |  |  |  | 582,650 |
| 38.38 |  |  |  | 15,000 |  |  |  | 1.9 |  |  |  | 15,000 |
| 36.90 |  |  |  | 231,120 |  |  |  | 3.1 |  |  |  | 231,120 |
| 36.24 |  |  |  | 414,230 |  |  |  | 3.0 |  |  |  | 414,230 |
| 38.26 |  |  |  | 12,000 |  |  |  | 3.3 |  |  |  | 12,000 |
|  |  |  |  | 3,996,630 |  |  |  | 2.2 |  |  |  | 3,889,514 |
Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block] |
|  | Units |
Balance at December 31, 2009 |  |  | 60,021 |
Vested |  |  | (15,006 | )
Cancelled or forfeited |  |  | (6,055 | )
Balance at December 31, 2010 |  |  | 38,960 |
Granted |  |  | 147,661 |
Vested |  |  | (12,633 | )
Cancelled or forfeited |  |  | (2,578 | )
Balance at December 31, 2011 |  |  | 171,410 |
Granted |  |  | 125,133 |
Vested |  |  | (11,814 | )
Cancelled or forfeited |  |  | (28,113 | )
Balance at December 31, 2012 |  |  | 256,616 |
|  | 2012 |  |  | 2011 |  |  | 2010 |
|  | (In thousands) |
(Short-fall)/benefit of tax deductions in excess of grant-date fair value |  | $ | (620 | ) |  | $ | (290 | ) |  | $ | (539 | )
Benefit of tax deductions on grant-date fair value |  |  | 747 |  |  |  | 362 |  |  |  | 539 |
Total benefit of tax deductions |  | $ | 127 |  |  | $ | 72 |  |  | $ | - |

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- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph 64 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph f -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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