Consolidated Statements of Earnings - USD ($) shares in Millions, $ in Millions	3 Months Ended
Oct. 28, 2018	Oct. 29, 2017
Income Statement [Abstract]
Net sales	$ 2,694	$ 2,161
Costs and expenses
Cost of products sold	1,870	1,378
Marketing and selling expenses	248	219
Administrative expenses	176	149
Research and development expenses	27	30
Other expenses / (income)	4	(29)
Restructuring charges	19	2
Total costs and expenses	2,344	1,749
Earnings before interest and taxes	350	412
Interest expense	94	31
Interest income	1	1
Earnings before taxes	257	382
Taxes on earnings	63	107
Net earnings	194	275
Less: Net earnings (loss) attributable to noncontrolling interests	0	0
Net earnings attributable to Campbell Soup Company	$ 194	$ 275
Per Share - Basic
Net earnings attributable to Campbell Soup Company	$ 0.64	$ 0.91
Weighted average shares outstanding - basic	301	301
Per Share - Assuming Dilution
Net earnings attributable to Campbell Soup Company	$ 0.64	$ 0.91
Weighted average shares outstanding - assuming dilution	302	302

The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.

Name:	us-gaap_CostOfGoodsAndServicesSold
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Total costs of sales and operating expenses for the period.