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Consolidated Statements of Operations and Comprehensive Loss (Parentheticals) - $ / shares	12 Months Ended
	Jul. 31, 2022	Jul. 31, 2021
Income Statement [Abstract]
Continuing operations - basic and diluted (in Dollars per share)	$ (6.22)	$ (1.38)
Discontinued operations - basic and diluted (in Dollars per share)	(0.09)	(0.11)
Loss per common share - basic and diluted (in Dollars per share)	$ (6.31)	$ (1.49)
Basic and diluted (in Shares) (in Shares)	19,767,342	16,522,686

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