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Basis of Presentation, Business Description and Summary of Significant Accounting Policies (Details 4)	12 Months Ended
	May 31, 2014	May 31, 2013	May 31, 2012
Reconciliation of the weighted-average number of common shares
Basic	35,135,689	34,817,279	25,382,293
Effect of dilutive securities	304,161	0	0
Diluted	35,439,850	34,817,279	25,382,293

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- Definition

The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

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-SubTopic 10

-Section 50

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

+ References

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Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Name Accounting Standards Codification

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