INCOME TAXES (Details) - USD ($)	12 Months Ended
Jul. 31, 2021	Jul. 31, 2020
INCOME TAXES
Currently payable	$ 0	$ 0
Deferred	0	0
Total	$ 0	$ 0

Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.

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Name:	us-gaap_DeferredIncomeTaxExpenseBenefit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration