Income Taxes - Schedule of Income Before Provision for Income Taxes, Domestic and Foreign (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2022	Jul. 31, 2021	Jul. 31, 2020
Income Tax Disclosure [Abstract]
Domestic	$ (833,507)	$ (1,066,307)	$ (905,840)
Foreign	55,233	50,534	50,619
Loss before provision for income taxes	$ (778,274)	$ (1,015,773)	$ (855,221)