Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Oct. 31, 2023	Oct. 31, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 241	$ 40
Other comprehensive income (loss), net of income taxes:
Unrealized gain (loss) on available-for-sale debt securities	1	(6)
Foreign currency translation loss	(24)	(21)
Total other comprehensive loss, net	(23)	(27)
Comprehensive income	$ 218	$ 13