Consolidated Statements of Earnings - USD ($) shares in Millions, $ in Millions		12 Months Ended
		Jul. 30, 2023	Jul. 31, 2022	Aug. 01, 2021
Income Statement [Abstract]
Net sales		$ 9,357	$ 8,562	$ 8,476
Costs and expenses
Cost of products sold		6,440	5,935	5,665
Marketing and selling expenses		811	734	817
Administrative expenses		654	617	598
Research and development expenses		92	87	84
Other expenses / (income)		32	21	(254)
Restructuring charges		16	5	21
Total costs and expenses		8,045	7,399	6,931
Earnings before interest and taxes		1,312	1,163	1,545
Interest expense	[1]	188	189	210
Interest income		4	1	1
Earnings before taxes		1,128	975	1,336
Taxes on earnings		270	218	328
Earnings from continuing operations		858	757	1,008
Loss from discontinued operations		0	0	(6)
Net earnings		858	757	1,002
Less: Net earnings (loss) attributable to noncontrolling interests		0	0	0
Net earnings attributable to Campbell Soup Company		$ 858	$ 757	$ 1,002
Per Share - Basic
Earnings from continuing operations attributable to Campbell Soup Company		$ 2.87	$ 2.51	$ 3.33
Loss from discontinued operations		0	0	(0.02)
Net earnings attributable to Campbell Soup Company		$ 2.87	$ 2.51	$ 3.31
Weighted average shares outstanding - basic		299	301	303
Per Share - Assuming Dilution
Earnings from continuing operations attributable to Campbell Soup Company		$ 2.85	$ 2.51	$ 3.30
Loss from discontinued operations		0	0	(0.02)
Net earnings attributable to Campbell Soup Company	[2]	$ 2.85	$ 2.51	$ 3.29
Weighted average shares outstanding - assuming dilution		301	302	305

[1] In 2022, we recognized a loss of $4 million (including $3 million of premium and other costs) on the extinguishment of debt. See Note 12 for additional information.

[2] Sum of the individual amounts may not add due to rounding.