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Property, Plant and Equipment, Schedule of Significant Acquisitions and Disposals (Details)
9 Months Ended
Aug. 31, 2016
yr
Property And Equipment Property, Plant And Equipment, Schedule Of Significant Acquisitions And Disposals 1 30.00%
Property And Equipment Property, Plant And Equipment, Schedule Of Significant Acquisitions And Disposals 2 30.00%
Property And Equipment Property, Plant And Equipment, Schedule Of Significant Acquisitions And Disposals 3 20.00%
Property And Equipment Property, Plant And Equipment, Schedule Of Significant Acquisitions And Disposals 4 5