Leases (Narrative) (Details) - USD ($)	3 Months Ended
	Oct. 31, 2023	Oct. 31, 2022
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Rent	$ 6,571,000
Executive Chairman
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Related party lease payments made	180,000	$ 171,000
Rent	$ 733,000