INTERIM CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($)	3 Months Ended		6 Months Ended
	Oct. 31, 2016	Oct. 31, 2015	Oct. 31, 2016	Oct. 31, 2015
Net loss for the period	$ (564,020)	$ (333,456)	$ (927,931)	$ (1,444,561)
Other comprehensive loss:
Foreign currency translation adjustments	(356,927)	(149,434)	(852,279)	(1,149,428)
Comprehensive loss	$ (920,947)	$ (482,890)	$ (1,780,210)	$ (2,593,989)