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Net Income Per Share (Tables) | 6 Months Ended
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Jan. 31, 2018
Earnings Per Share [Abstract] |
Schedule of reconciliation of basic weighted shares outstanding to diluted weighted average shares outstanding | The table below reconciles basic weighted average shares outstanding to diluted weighted average shares outstanding:
|  | Three Months Ended January 31, |  | Six Months Ended January 31,
(In thousands) |  | 2018 |  | 2017 |  | 2018 |  | 2017
Weighted average common shares outstanding |  | 231,478 |  |  | 229,142 |  |  | 231,086 |  |  | 227,288 |
Effect of dilutive securities - stock options |  | 9,882 |  |  | 6,446 |  |  | 8,990 |  |  | 9,384 |
Weighted average common and dilutive potential common shares outstanding |  | 241,360 |  |  | 235,588 |  |  | 240,076 |  |  | 236,672 |

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- Definition Tabular disclosure of the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit). + 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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