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Earnings (Loss) Per Share (Tables) | 12 Months Ended
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Dec. 31, 2013
Earnings Per Share [Abstract] |
Calculation of Basic and Diluted Earnings Per Share | The following table presents the calculation of basic and diluted EPS:
| 2013 |  | 2012 |  | 2011
Net income from continuing operations | $ | 375.8 |  |  | $ | 317.3 |  |  | $ | 284.2 |
Loss from discontinued operations, net of income taxes | (0.9 | ) |  | (0.9 | ) |  | (2.8 | )
Net income | $ | 374.9 |  |  | $ | 316.4 |  |  | $ | 281.4 |
Weighted average common shares outstanding used in calculating basic EPS | 121.3 |  |  | 123.8 |  |  | 144.8 |
Effect of dilutive stock options | 2.0 |  |  | 2.0 |  |  | 2.5 |
Weighted average common shares used in calculating diluted EPS | 123.3 |  |  | 125.8 |  |  | 147.3 |
Basic EPS amounts: |  |  |  |  |
Continuing operations | $ | 3.10 |  |  | $ | 2.56 |  |  | $ | 1.96 |
Discontinued operations | $ | (0.01 | ) |  | $ | (0.01 | ) |  | $ | (0.02 | )
Net income | $ | 3.09 |  |  | $ | 2.56 |  |  | $ | 1.94 |
Diluted EPS amounts: |  |  |  |  |
Continuing operations | $ | 3.05 |  |  | $ | 2.52 |  |  | $ | 1.93 |
Discontinued operations | $ | (0.01 | ) |  | $ | (0.01 | ) |  | $ | (0.02 | )
Net income | $ | 3.04 |  |  | $ | 2.52 |  |  | $ | 1.91 |
Anti-Dilutive Options Excluded From The Computation Of Diluted Earnings Per Share | A summary of anti-dilutive options excluded from the computation of diluted earnings per share is as follows:
| 2013 |  | 2012 |  | 2011
Anti-dilutive options excluded from the computation of diluted earnings per share | 0.6 |  |  | 0.9 |  |  | 0.4 |

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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 40 -Subparagraph c -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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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations. + References No definition available. + Details
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