Warrants (Details 1) - $ / shares	12 Months Ended
	Jul. 31, 2018	Jul. 31, 2017
Warrants
Number of Warrants, Outstanding	2,841,667	2,841,667
Number of Warrants, Granted	1,865,000	150,000
Number of Warrants, Expired		(2,841,667)
Number of Warrants, Exercised
Number of Warrants, Exercisable	2,015,000	2,841,667
Weighted Average Exercise Price, Outstanding	$ 0.10
Weighted Average Exercise Price, Granted	0.15	$ 0.10
Weighted Average Exercise Price, Expired		0.10
Weighted Average Exercise Price, Exercised
Weighted Average Exercise Price, Exercisable	$ 0.15	$ 0.10
Weighted Average Remaining Contract Term, Outstanding	1 year 6 months	10 months 3 days
Weighted Average Remaining Contract Term, Granted	1 year 5 months 20 days	2 years
Weighted Average Remaining Contract Term, Exercisable	1 year 5 months 20 days	1 year 6 months