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Schedule of Unit Plans and Changes Activity (Details)
 6 Months Ended
May. 31, 2015
shares
Number of RSU's [Member]  
Balance-beginning of period 337,336
Granted 0
Vested (337,336)
Balance-end of period 0
Number of DSU's [Member]  
Balance-beginning of period 838,350
Granted 74,067
Vested 0
Balance-end of period 912,417