Acquisitions - Unaudited Supplemental Pro Forma Data (Details) - USD ($)	6 Months Ended
	Jan. 31, 2018	Jan. 31, 2017
Business Combinations [Abstract]
Revenues	$ 5,839,903	$ 19,407,319
Cost of revenues	2,810,874	7,622,676
Gross profit	3,029,029	11,784,643
Operating expenses	6,406,594	13,592,954
Operating loss	(3,377,565)	(1,808,311)
Other income (expense)	(202,760)	(123,688)
Net loss	(3,580,325)	(1,931,999)
Comprehensive net loss	$ (3,580,325)	$ (1,931,999)