Defined Contribution and Other Post-Retirement Plans (Details Textual) - USD ($)	12 Months Ended
	Jul. 31, 2024	Jul. 31, 2023	Jul. 31, 2022
Employee 401(k) Plan (Textual) [Abstract]
Maximum Annual Contribution Per Employee, Percent	60.00%
Maximum Annual Contribution Per Employee, Amount	$ 5,000
Company's contributions	$ 14,100,000	$ 13,300,000	$ 13,100,000