Warrants (Details)	3 Months Ended
	Oct. 31, 2019 USD ($) $ / shares shares
Warrants Abstract
Number of Warrants Outstanding at beginning	15,399,681
Number of Warrants issued	62,857
Number of Warrants Forfeited	(57,143)
Number of Warrants Outstanding at end	15,405,395
Weighted Average Exercise Price per Share Outstanding at beginning | $ / shares	$ 2.53
Weighted Average Exercise Price per Share issued	3.50
Weighted Average Exercise Price per Share Forfeited | $ / shares	$ 3.50
Weighted Average Exercise Price per Share Outstanding at end | $ / shares	$ 2.52
Weighted Average Remaining Life of Warrants Outstanding at beginning (Years)	4 months 24 days
Weighted Average Remaining Life of Warrants issued (Years)	5 years 4 days
Weighted Average Remaining Life of Warrants Outstanding at end (Years)	2 months 5 days
Aggregate Intrinsic Value Warrants Outstanding at beginning | $	$ 4,500,000
Aggregate Intrinsic Value Warrants issued | $	0
Aggregate Intrinsic Value Warrants Forfeited | $	0
Aggregate Intrinsic Value Warrants Outstanding at end | $	$ 0