Segment Information (Additional Product Information For Net Sales) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jan. 26, 2025	Jan. 28, 2024	Jan. 26, 2025	Jan. 28, 2024
Segment Reporting Information [Line Items]
Net sales	$ 2,685	$ 2,456	$ 5,457	$ 4,974
Soup [Member]
Segment Reporting Information [Line Items]
Net sales	849	841	1,701	1,701
Snacks [Member]
Segment Reporting Information [Line Items]
Net sales	1,058	1,127	2,186	2,300
Other Simple Meals [Member]
Segment Reporting Information [Line Items]
Net sales	605	317	1,218	619
Beverages [Member]
Segment Reporting Information [Line Items]
Net sales	$ 173	$ 171	$ 352	$ 354