Restructuring Charges and Cost Savings Initiatives (Schedule Of Restructuring Activity And Related Reserves) (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Apr. 28, 2024	Apr. 30, 2023	Apr. 28, 2024	Apr. 30, 2023	Jul. 30, 2023
2015 and Snyder's-Lance Initiatives [Member]
Restructuring Reserve [Roll Forward]
Other Restructuring Costs		$ 15	$ 33	$ 64	$ 50
2015 and Snyder's-Lance Initiatives [Member] | Severance Pay And Benefits [Member]
Restructuring Reserve [Roll Forward]
Accrued Balance at beginning of period	[1]			13
Restructuring and Related Cost, Incurred Cost				1
Cash Payments				(7)
Accrued Balance at end of period	[2]	7		7
Restructuring Reserve, Noncurrent		4		4		$ 7
2015 and Snyder's-Lance Initiatives [Member] | Other Cost Savings Implementation Costs [Member]
Restructuring Reserve [Roll Forward]
Other Restructuring Costs	[3]			27
2015 and Snyder's-Lance Initiatives [Member] | Asset Impairment Accelerated Depreciation [Member]
Restructuring Reserve [Roll Forward]
Other Restructuring Costs				18
2015 and Snyder's-Lance Initiatives [Member] | Other Non Cash Exit Costs [Member]
Restructuring Reserve [Roll Forward]
Other Restructuring Costs	[4]			18
Sovos Initiatives [Member] | Severance Pay And Benefits [Member]
Restructuring Reserve [Roll Forward]
Restructuring and Related Cost, Incurred Cost				16
Cash Payments				0
Accrued Balance at end of period	[5]	16		16
Restructuring Reserve, Noncurrent		$ 5		$ 5

[1] Includes $7 million of severance pay and benefits recorded in Other liabilities in the Consolidated Balance Sheet.

[2] Includes $4 million of severance pay and benefits recorded in Other liabilities in the Consolidated Balance Sheet.

[3] Includes other costs recognized as incurred that are not reflected in the restructuring reserve in the Consolidated Balance Sheet. The costs are included in Administrative expenses, Cost of products sold, Marketing and selling expenses and Research and development expenses in the Consolidated Statements of Earnings.

[4] Includes non-cash costs that are not reflected in the restructuring reserve in the Consolidated Balance Sheet.

[5] Includes $5 million of severance pay and benefits recorded in Other liabilities in the Consolidated Balance Sheet.