Consolidated Statements of Earnings - USD ($) shares in Millions, $ in Millions		12 Months Ended
		Jul. 31, 2022	Aug. 01, 2021	Aug. 02, 2020
Income Statement [Abstract]
Net sales		$ 8,562	$ 8,476	$ 8,691
Costs and expenses
Cost of products sold		5,935	5,665	5,692
Marketing and selling expenses		734	817	947
Administrative expenses		617	598	622
Research and development expenses		87	84	93
Other expenses / (income)		21	(254)	221
Restructuring charges		5	21	9
Total costs and expenses		7,399	6,931	7,584
Earnings before interest and taxes		1,163	1,545	1,107
Interest expense	[1]	189	210	345
Interest income		1	1	4
Earnings before taxes		975	1,336	766
Taxes on earnings		218	328	174
Earnings from continuing operations		757	1,008	592
Earnings (loss) from discontinued operations		0	(6)	1,036
Net earnings		757	1,002	1,628
Less: Net earnings (loss) attributable to noncontrolling interests		0	0	0
Net earnings attributable to Campbell Soup Company		$ 757	$ 1,002	$ 1,628
Per Share - Basic
Earnings from continuing operations attributable to Campbell Soup Company		$ 2.51	$ 3.33	$ 1.96
Earnings (loss) from discontinued operations		0	(0.02)	3.43
Net earnings attributable to Campbell Soup Company		$ 2.51	$ 3.31	$ 5.39
Weighted average shares outstanding - basic		301	303	302
Per Share - Assuming Dilution
Earnings from continuing operations attributable to Campbell Soup Company		$ 2.51	$ 3.30	$ 1.95
Earnings (loss) from discontinued operations		0	(0.02)	3.41
Net earnings attributable to Campbell Soup Company	[2]	$ 2.51	$ 3.29	$ 5.36
Weighted average shares outstanding - assuming dilution		302	305	304

[1] In 2022, we recognized a loss of $4 million (including $3 million of premium and other costs) on the extinguishment of debt. In 2020, we recognized a loss of $75 million (including $65 million of premium, fees and other costs paid with the tender offers and unamortized debt issuance costs). See Note 12 for additional information.

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