Income Taxes Components of Income before Income Taxes (Details) - USD ($)	12 Months Ended
	Jul. 31, 2023	Jul. 31, 2022	Jul. 31, 2021
Components of Income Before Income Taxes [Abstract]
Income (Loss) from Continuing Operations before Income Taxes, Domestic	$ 217,971,000	$ 387,729,000	$ 148,898,000
Income (Loss) from Continuing Operations before Income Taxes, Foreign	155,546,000	69,432,000	(23,715,000)
Income before provision for income taxes	$ 373,517,000	$ 457,161,000	$ 125,183,000