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Intangible Assets (Tables)
3 Months Ended
Jun. 30, 2014
Intangible Assets [Abstract]  
Schedule of Intangible Assets
   Cost 
$
  Accumulated amortization 
$
  Impairment 
$
  June 30, 
2014 
Net carrying value 
$
  March 31, 
2014 
Net carrying value 
$
 
                      
 Patents and technical information  35,852,556   (1,823,001)  (20,457,255)  13,572,300   14,103,905