Legal costs (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Legal costs Details
Legal costs associated with the Bhang arbitration	$ 65,583	$ 35,454	$ 202,518	$ 53,507
Legal costs associated with the Bhang arbitration of the loss per share	$ (0.007)	$ (0.001)	$ (0.008)	$ (0.001)