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Note 16 - Net Income (Loss) Per Share (Tables) | 3 Months Ended
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Mar. 31, 2015
Earnings Per Share, Basic and Diluted [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] | The calculation of the basic and diluted net income per share was as follows:
| Three Months Ended March 31,
(In thousands, except share and per share amounts) | 2015 |  | 2014
Net income from continuing operations: |  |  |
Net income from continuing operations - basic | $ | 91,727 |  |  | $ | 145,980 |
Adjustment for dilutive Convertible Senior Notes due 2019, net of tax (1) | 3,673 |  |  | 5,455 |
Net income from continuing operations - diluted | $ | 95,400 |  |  | $ | 151,435 |
Net income: |  |  |
Net income from continuing operations - basic | $ | 91,727 |  |  | $ | 145,980 |
Income from discontinued operations, net of tax | 530 |  |  | 56,779 |
Net income - basic | 92,257 |  |  | 202,759 |
Adjustment for dilutive Convertible Senior Notes due 2019, net of tax (1) | 3,673 |  |  | 5,455 |
Net income - diluted | $ | 95,930 |  |  | $ | 208,214 |
Average common shares outstanding - basic | 191,224 |  |  | 173,165 |
Dilutive effect of Convertible Senior Notes due 2017 | 10,886 |  |  | 9,003 |
Dilutive effect of Convertible Senior Notes due 2019 | 37,736 |  |  | 37,736 |
Dilutive effect of stock-based compensation arrangements (2) | 3,202 |  |  | 2,764 |
Adjusted average common shares outstanding - diluted | 243,048 |  |  | 222,668 |
Net income per share: |  |  |
Basic: |  |  |
Net income from continuing operations | $ | 0.48 |  |  | $ | 0.84 |
Income from discontinued operations | — |  |  | 0.33 |
Net income | $ | 0.48 |  |  | $ | 1.17 |
Diluted: |  |  |
Net income from continuing operations | $ | 0.39 |  |  | $ | 0.68 |
Income from discontinued operations | — |  |  | 0.26 |
Net income | $ | 0.39 |  |  | $ | 0.94 |
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(1) | As applicable, includes coupon interest, amortization of discount and fees, and other changes in income or loss that would result from the assumed conversion.
(2) | For the three months ended March 31, 2015, 540,400 shares of our common stock equivalents issued under our stock-based compensation arrangements were not included in the calculation of diluted net income per share because they were anti-dilutive. For the three months ended March 31, 2014, 946,400 shares of our common stock equivalents issued under our stock-based compensation arrangements were not included in the calculation of diluted net income per share because they were anti-dilutive.

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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