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Earnings Per Share (Tables) | 6 Months Ended
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Nov. 30, 2015
Earnings Per Share [Abstract] |
Schedule of weighted average number of shares | The following table sets forth the computation of diluted weighted-average shares outstanding for the three and six months ended November 30, 2015 and November 30, 2014 (in thousands):
| Three Months Ended |  | Six Months Ended
| November 30, 2015 |  | November 30, 2014 |  | November 30, 2015 |  | November 30, 2014
Basic weighted-average shares outstanding | 129,505 |  |  | 134,754 |  |  | 129,919 |  |  | 135,528 |
Plus: Dilutive effect of stock options and other share-based awards | 848 |  |  | 720 |  |  | 833 |  |  | 830 |
Diluted weighted-average shares outstanding | 130,353 |  |  | 135,474 |  |  | 130,752 |  |  | 136,358 |

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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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