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Quarterly Financial Information (Tables) | 12 Months Ended
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Dec. 31, 2013
Selected Quarterly Financial Information [Abstract] |
Schedule Of Quarterly Financial Information |
|  | Quarter
(In thousands, except per share data) |  | First |  | Second |  | Third |  | Fourth |  | Total
2013 |  |  |  |  |  |  |  |  |  |
Revenue (1) |  | $ | 538,416 |  |  | $ | 590,304 |  |  | $ | 616,458 |  |  | $ | 592,470 |  |  | $ | 2,337,648 |
Operating income |  | 65,944 |  |  | 97,573 |  |  | 98,076 |  |  | 76,845 |  |  | 338,438 |
Net income |  | 40,553 |  |  | 58,255 |  |  | 60,149 |  |  | 47,156 |  |  | 206,113 |
Net income per share: |  |  |  |  |  |  |  |  |  |
Basic and diluted |  | 0.47 |  |  | 0.68 |  |  | 0.70 |  |  | 0.55 |  |  | 2.39 |
2012 |  |  |  |  |  |  |  |  |  |
Revenue (1) |  | $ | 502,819 |  |  | $ | 547,452 |  |  | $ | 550,511 |  |  | $ | 533,797 |  |  | $ | 2,134,579 |
Operating income |  | 54,218 |  |  | 82,588 |  |  | 80,932 |  |  | 67,516 |  |  | 285,254 |
Net income |  | 31,095 |  |  | 47,832 |  |  | 51,044 |  |  | 39,481 |  |  | 169,452 |
Net income per share: |  |  |  |  |  |  |  |  |  |
Basic and diluted |  | 0.36 |  |  | 0.56 |  |  | 0.59 |  |  | 0.46 |  |  | 1.97 |

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- Definition Tabular disclosure of the quarterly financial data in the annual financial statements. The disclosure includes financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income (loss) before extraordinary items and cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=25249566&loc=d3e1280-108306 + Details
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