Schedule of Equity Investments (Details) (Parenthetical) - shares	6 Months Ended	12 Months Ended
	Jan. 31, 2022	Jul. 31, 2021
Common Class B [Member] | Zedge Inc [Member]
Number of related party shares received	42,282	42,282
Common Class B [Member] | Rafael Holdings Inc. [Member]
Number of related party shares received	290,214	246,565
Restricted Common Class B [Member] | Rafael Holdings Inc. [Member]
Number of related party shares received		43,649