Consolidated Statements of Earnings - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Oct. 30, 2022	Oct. 31, 2021
Income Statement [Abstract]
Net sales	$ 2,575	$ 2,236
Costs and expenses
Cost of products sold	1,741	1,514
Marketing and selling expenses	201	170
Administrative expenses	158	156
Research and development expenses	21	21
Other expenses / (income)	18	(1)
Restructuring charges	0	0
Total costs and expenses	2,139	1,860
Earnings before interest and taxes	436	376
Interest expense	47	47
Interest income	1	0
Earnings before taxes	390	329
Taxes on earnings	93	68
Net earnings	297	261
Less: Net earnings (loss) attributable to noncontrolling interests	0	0
Net earnings attributable to Campbell Soup Company	$ 297	$ 261
Per Share - Basic
Net earnings attributable to Campbell Soup Company	$ 0.99	$ 0.86
Weighted average shares outstanding - basic	299	302
Per Share - Assuming Dilution
Net earnings attributable to Campbell Soup Company	$ 0.99	$ 0.86
Weighted average shares outstanding - assuming dilution	301	303