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Earnings Per Share (Tables) | 12 Months Ended
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May 31, 2016
Earnings Per Share [Abstract] |
Schedule of Weighted Average Number of Shares | The following table reconciles basic to diluted weighted average shares outstanding for the years ended May 31, 2016, 2015 and 2014:
| 2016 |  | 2015 |  | 2014
Basic | 36,161,383 |  |  | 35,683,139 |  |  | 35,135,689 |
Effect of dilutive securities | — |  |  | — |  |  | 304,161 |
Diluted | 36,161,383 |  |  | 35,683,139 |  |  | 35,439,850 |
Securities excluded as their inclusion would be anti-dilutive | 3,277,037 |  |  | 2,862,414 |  |  | 2,347,426 |

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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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