Leases (Details Narrative) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2023	Jul. 31, 2022	Jul. 31, 2021
Lessee, Lease, Description [Line Items]
Incurred lease cost	$ 3,175	$ 2,901	$ 2,824
Right-of-use assets	1,800	2,200	600
Rafael Holdings Inc. [Member]
Lessee, Lease, Description [Line Items]
Incurred lease cost	$ 300	$ 2,000	$ 1,900
Newark [Member]
Lessee, Lease, Description [Line Items]
Lessee operating lease, description	The Newark lease expires in April 2025 and the Israel lease expires in July 2025.
Minimum [Member]
Lessee, Lease, Description [Line Items]
Lessee, operating lease, term of contract	1 year
Maximum [Member]
Lessee, Lease, Description [Line Items]
Lessee, operating lease, term of contract	5 years