CONSOLIDATED STATEMENT OF CHANGES IN EQUITY - CAD	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Accumulated Deficit [Member]
Balance at May. 31, 2014	CAD 7,391,260	CAD 53,703,440	CAD 9,768,967	CAD 151,192	CAD (56,232,339)
Balance (in shares) at May. 31, 2014		70,415,028
Net loss for the year	(10,577,487)	CAD 0	0	0	(10,577,487)
Shares issued for cash
Public offering	6,180,000	CAD 6,180,000	0	0	0
Public offering (in shares)		5,150,000
Private placement	4,500,000	CAD 4,500,000	0	0	0
Private placement (in shares)		4,500,000
Exercise of stock options	9,450	CAD 9,450	0	0	0
Exercise of stock options (in shares)		18,900
Share issued for capitalized acquisition costs	64,600	CAD 64,600	0	0	0
Share issued for capitalized acquisition costs (in shares)		85,000
Other comprehensive income
Exchange difference on translating foreign operations	702,157	CAD 0	0	702,157	0
Share issuance costs	(207,977)	(207,977)	0	0	0
Reclassification of contributed surplus on exercise of stock options	0	7,376	(7,376)	0	0
Stock-based compensation	1,485,695	0	1,485,695	0	0
Balance at May. 31, 2015	9,547,698	CAD 64,256,889	11,247,286	853,349	(66,809,826)
Balance (in shares) at May. 31, 2015		80,168,928
Net loss for the year	(7,434,215)	CAD 0	0	0	(7,434,215)
Shares issued for cash
Private placement	5,430,000	CAD 5,430,000	0	0	0
Private placement (in shares)		9,155,320
Exercise of stock options	122,667	CAD 122,667	0	0	0
Exercise of stock options (in shares)		245,334
Share issued for capitalized acquisition costs	11,250	CAD 11,250	0	0	0
Share issued for capitalized acquisition costs (in shares)		25,000
Other comprehensive income
Exchange difference on translating foreign operations	315,037	CAD 0	0	315,037	0
Share issuance costs	(25,884)	(25,884)	0	0	0
Reclassification of contributed surplus on exercise of stock options	0	95,748	(95,748)	0	0
Stock-based compensation	825,921	0	825,921	0	0
Balance at May. 31, 2016	CAD 8,792,474	CAD 69,890,670	CAD 11,977,459	CAD 1,168,386	CAD (74,244,041)
Balance (in shares) at May. 31, 2016		89,594,582