Schedule of Property Plant and Equipment (Details) - USD ($)	Jul. 31, 2022	Jul. 31, 2021
Property, Plant and Equipment [Line Items]
Property, plant, and equipment	$ 1,660,000	$ 1,579,000
Less accumulated depreciation	(1,040,000)	(839,000)
Property, plant, and equipment, net	620,000	740,000
Computers and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant, and equipment	1,582,000	1,516,000
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Property, plant, and equipment	$ 78,000	$ 63,000