INTERIM CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($)	3 Months Ended		6 Months Ended
	Oct. 31, 2017	Oct. 31, 2016	Oct. 31, 2017	Oct. 31, 2016
Net income (loss) for the period	$ 158,834	$ (564,020)	$ (993,699)	$ (927,931)
Other comprehensive loss:
Foreign currency translation adjustments	(425,942)	(356,927)	770,611	(852,279)
Comprehensive loss	$ (267,108)	$ (920,947)	$ (223,088)	$ (1,780,210)