Acquisitions - Unaudited Supplemental Pro Forma Data (Details) - USD ($)	3 Months Ended
	Oct. 31, 2019	Oct. 31, 2018
Business Combinations [Abstract]
Revenues	$ 721,661	$ 2,141,000
Cost of revenues	133,618	987,409
Gross profit	588,043	1,153,591
Operating expenses	5,136,754	2,629,854
Operating loss	(4,548,711)	(1,476,262)
Other income (expense)	(4,763,836)	19,389,944
Net loss	(9,312,547)	17,913,682
Comprehensive net loss	$ (9,312,547)	$ 17,913,682