Marketable Securities (Details) - Schedule of classified marketable securities - USD ($)	Jan. 31, 2023	Jul. 31, 2022
Marketable Securities [Line Items]
Cost	$ 1,660,759	$ 1,594,569
Gross Unrealized Gains	985,059	1,166,500
Gross Unrealized Losses
Fair Value	2,645,818	2,761,069
Mutual funds [Member]
Marketable Securities [Line Items]
Cost	595,166	528,976
Gross Unrealized Gains	197,960	269,400
Gross Unrealized Losses
Fair Value	793,126	798,376
Equity securities [Member]
Marketable Securities [Line Items]
Cost	1,065,593	1,065,593
Gross Unrealized Gains	787,099	897,100
Gross Unrealized Losses
Fair Value	$ 1,852,692	$ 1,962,693