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Earnings Per Share Information | 12 Months Ended
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Dec. 31, 2012
Earnings Per Share [Abstract] |
EARNINGS PER SHARE INFORMATION | EARNINGS PER SHARE INFORMATION The following table presents the calculation of basic and diluted earnings per common share from continuing operations:
|  | Years ended December 31,
|  | 2012 |  | 2011 |  | 2010
|  | (In thousands, except per share amounts)
Earnings per share — Basic: |  |  |  |  |  |
Earnings from continuing operations |  | $ | 200,899 |  |  | 171,368 |  |  | 124,608 |
Less: Distributed and undistributed earnings allocated to nonvested stock |  | (2,566 | ) |  | (2,751 | ) |  | (1,759 | )
Earnings from continuing operations available to common shareholders — Basic |  | $ | 198,333 |  |  | 168,617 |  |  | 122,849 |
Weighted average common shares outstanding— Basic |  | 50,449 |  |  | 50,500 |  |  | 51,717 |
Earnings from continuing operations per common share — Basic |  | $ | 3.93 |  |  | 3.34 |  |  | 2.38 |
Earnings per share — Diluted: |  |  |  |  |  |
Earnings from continuing operations |  | $ | 200,899 |  |  | 171,368 |  |  | 124,608 |
Less: Distributed and undistributed earnings allocated to nonvested stock |  | (2,556 | ) |  | (2,737 | ) |  | (1,756 | )
Earnings from continuing operations available to common shareholders — Diluted |  | $ | 198,343 |  |  | 168,631 |  |  | 122,852 |
Weighted average common shares outstanding— Basic |  | 50,449 |  |  | 50,500 |  |  | 51,717 |
Effect of dilutive equity awards |  | 291 |  |  | 378 |  |  | 167 |
Weighted average common shares outstanding— Diluted |  | 50,740 |  |  | 50,878 |  |  | 51,884 |
Earnings from continuing operations per common share — Diluted |  | $ | 3.91 |  |  | 3.31 |  |  | 2.37 |
Anti-dilutive equity awards and market-based restrictive stocks rights not included above |  | 2,278 |  |  | 1,514 |  |  | 1,654 |

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1252-109256 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 55 -Paragraph 52 -URI http://asc.fasb.org/extlink&oid=16381557&loc=d3e4984-109258 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1278-109256 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 40 -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 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.21) -URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688 + Details
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