Expected cost to be incurred by segment.

No definition available.

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- Definition

The quantified amount of the future effect on cash flows.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SAB TOPIC 5.P.4)
-URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747

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- Definition

The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585

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- Definition

Amount expected to be recognized in earnings for the specified restructuring cost.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SAB Topic 5.P.4(b))
-URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747

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- Definition

The number of positions eliminated during the period as a result of restructuring activities.

+ References

No definition available.

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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Restructuring Charges and Cost Savings Initiatives (Narrative) (Details) $ in Millions	6 Months Ended		12 Months Ended	42 Months Ended
	Jan. 28, 2018 USD ($)	Jan. 29, 2017 USD ($)	Jan. 28, 2018 USD ($)	Aug. 02, 2020 USD ($)
Restructuring Cost and Reserve [Line Items]
Payments to Acquire Property, Plant, and Equipment	$ 132	$ 119
2015 Initiatives [Member]
Restructuring Cost and Reserve [Line Items]
Payments to Acquire Property, Plant, and Equipment			$ 37
2015 Initiatives [Member] \| Americas Simple Meals and Beverages [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Allocation	39.00%		39.00%
2015 Initiatives [Member] \| Global Biscuits and Snacks [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Allocation	30.00%		30.00%
2015 Initiatives [Member] \| Campbell Fresh [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Allocation	3.00%		3.00%
2015 Initiatives [Member] \| Corporate, Non-Segment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Allocation	28.00%		28.00%
2015 Initiatives [Member] \| Scenario, Forecast [Member]
Restructuring Cost and Reserve [Line Items]
Payments to Acquire Property, Plant, and Equipment				$ 250
2015 Initiatives [Member] \| Severance Pay And Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	$ 170		$ 170
2015 Initiatives [Member] \| Asset Impairment Accelerated Depreciation [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	85		85
2015 Initiatives [Member] \| Minimum [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	515		515
Effect on Future Cash Flows, Amount	415
2015 Initiatives [Member] \| Minimum [Member] \| Implementation and Other Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	260		260
2015 Initiatives [Member] \| Maximum [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	560		560
Effect on Future Cash Flows, Amount	460
2015 Initiatives [Member] \| Maximum [Member] \| Implementation and Other Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	$ 305		$ 305
2015 Initiatives [Member] \| UNITED STATES
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Number of Positions Eliminated	471