Segment Information (Additional Product Information For Net Sales) (Details) - USD ($) $ in Millions	3 Months Ended
	Oct. 30, 2022	Oct. 31, 2021
Segment Reporting Information [Line Items]
Net sales	$ 2,575	$ 2,236
Soup [Member]
Segment Reporting Information [Line Items]
Net sales	893	797
Snacks [Member]
Segment Reporting Information [Line Items]
Net sales	1,173	1,003
Other Simple Meals [Member]
Segment Reporting Information [Line Items]
Net sales	315	264
Beverages [Member]
Segment Reporting Information [Line Items]
Net sales	$ 194	$ 172