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Earnings Per Share (Tables) | 3 Months Ended
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Mar. 31, 2017
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted | A reconciliation of the numerators and denominators of the basic and diluted EPS computations is presented below:
| Three Months Ended
| March 31,
| 2017 |  | 2016
| (In thousands, except per share amounts)
Amounts attributable to common stockholders: |  |  |
Net income: |  |  |
Net income — basic | $ | 174,702 |  |  | $ | 47,445 |
After tax interest on convertible debt | 12 |  |  | 12 |
Net income — diluted | $ | 174,714 |  |  | $ | 47,457 |
Weighted average shares (denominator): |  |  |
Weighted average shares — basic | 188,260 |  |  | 194,924 |
Stock options | 4,425 |  |  | 2,985 |
Restricted stock units | 61 |  |  | — |
Convertible debt | 121 |  |  | 121 |
Weighted average shares — diluted | 192,867 |  |  | 198,030 |
Net income per share: |  |  |
Basic | $ | 0.93 |  |  | $ | 0.24 |
Diluted | $ | 0.91 |  |  | $ | 0.24 |

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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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