Restructuring Charges and Cost Savings Initiatives (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended		24 Months Ended
	Nov. 01, 2020	Oct. 27, 2019	Jul. 31, 2022
Restructuring Cost and Reserve [Line Items]
Purchases of plant assets	$ 74	$ 98
2015 and Snyder's-Lance Initiatives [Member]
Restructuring Cost and Reserve [Line Items]
Purchases of plant assets	$ 351
2015 and Snyder's-Lance Initiatives [Member] | Meals & Beverages [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Allocation	32.00%
2015 and Snyder's-Lance Initiatives [Member] | Snacks [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Allocation	44.00%
2015 and Snyder's-Lance Initiatives [Member] | Corporate, Non-Segment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Allocation	24.00%
2015 and Snyder's-Lance Initiatives [Member] | Forecast [Member]
Restructuring Cost and Reserve [Line Items]
Purchases of plant assets			$ 455
2015 and Snyder's-Lance Initiatives [Member] | Asset Impairment Accelerated Depreciation [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	$ 90
2015 and Snyder's-Lance Initiatives [Member] | Minimum [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	700
Effect on Future Cash Flows, Amount	595
2015 and Snyder's-Lance Initiatives [Member] | Minimum [Member] | Severance Pay And Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	220
2015 and Snyder's-Lance Initiatives [Member] | Minimum [Member] | Implementation Costs and Other Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	390
2015 and Snyder's-Lance Initiatives [Member] | Maximum [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	730
Effect on Future Cash Flows, Amount	625
2015 and Snyder's-Lance Initiatives [Member] | Maximum [Member] | Severance Pay And Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	225
2015 and Snyder's-Lance Initiatives [Member] | Maximum [Member] | Implementation Costs and Other Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	$ 415