Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets - Additional Information (Detail)

v3.3.0.814
Intangible Assets - Additional Information (Detail) - USD ($)
3 Months Ended 9 Months Ended
Aug. 31, 2015
Aug. 31, 2014
May. 31, 2014
Aug. 31, 2015
Aug. 31, 2014
Finite-Lived Intangible Assets, Net [Abstract]          
Abandonment of patents     $ 25,649   $ 25,649
Amortization expense $ 8,933 $ 466   $ 9,864 $ 27,810