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Earnings Per Share (Tables) | 12 Months Ended
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Apr. 30, 2014
Earnings Per Share [Abstract] |
Computations Of Basic And Diluted Earnings Per Share | The computations of basic and diluted earnings per share from continuing operations are as follows:
(in 000s, except per share amounts) |
Year ended April 30, |  | 2014 |  |  | 2013 |  |  | 2012 |
Net income from continuing operations attributable to shareholders |  | $ | 500,097 |  |  | $ | 465,158 |  |  | $ | 345,968 |
Amounts allocated to participating securities |  | (692 | ) |  | (542 | ) |  | (455 | )
Net income from continuing operations attributable to common shareholders |  | $ | 499,405 |  |  | $ | 464,616 |  |  | $ | 345,513 |
Basic weighted average common shares |  | 273,830 |  |  | 273,057 |  |  | 297,863 |
Potential dilutive shares |  | 2,197 |  |  | 1,302 |  |  | 738 |
Dilutive weighted average common shares |  | 276,027 |  |  | 274,359 |  |  | 298,601 |
Earnings per share from continuing operations attributable to common shareholders: |  |  |  |  |  |
Basic |  | $ | 1.82 |  |  | $ | 1.70 |  |  | $ | 1.16 |
Diluted |  | 1.81 |  |  | 1.69 |  |  | 1.16 |

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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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