Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Jul. 31, 2024	Jul. 31, 2023	Jul. 31, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 1,735	$ 1,889	$ 2,122
Other comprehensive (loss) income:
Foreign currency translation adjustments	(32)	(9)	(24)
Pension adjustments, net of tax impacts of $4, $16 and ($11), respectively.	(11)	(49)	(10)
Total other comprehensive loss, net of tax	(43)	(58)	(34)
Comprehensive income	$ 1,692	$ 1,831	$ 2,088