Summary of significant accounting policies (Narrative) (Details)	12 Months Ended
	Nov. 30, 2016	Jun. 19, 2015
Likelihood of tax benefit being realized upon settlement	50.00%
Computer hardware and software [Member]
Property, Plant and Equipment, Useful Life	3 years
Machinery and equipment [Member]
Property, Plant and Equipment, Useful Life	3 years
Furniture and Fixtures [Member]
Property, Plant and Equipment, Useful Life	5 years
Vehicles [Member]
Property, Plant and Equipment, Useful Life	3 years
Sunward Resources Ltd. [Member]
Mineral Property Right Ownership Percentage		100.00%