Leases - Supplemental Cash Flow and Other Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2022	Jul. 31, 2021
Leases [Abstract]
Operating cash flows from operating leases	$ 48,509	$ 46,216
Financing cash flows from finance leases	1,089	459
Lease liabilities arising from obtaining right-of-use assets from operating leases	55,797	16,174
Lease liabilities arising from obtaining right-of-use assets from finance leases	$ 4,529	$ 9,622