Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation (Details Textual)

v2.4.0.8
Basis of Presentation (Details Textual) (Provision For Income Taxes [Member], USD $)
In Millions, unless otherwise specified
3 Months Ended
Aug. 31, 2013
Provision For Income Taxes [Member]
 
Immaterial adjustment related to prior periods $ (6.6)