Right-of-Use Asset Obtained in Exchange for Operating Lease Liability
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Statistical Measurement [Domain]
Statistical Measurement [Domain]
Share Repurchases
Treasury Stock [Text Block]
Common Stock, Par or Stated Value Per Share
Common Stock, Par or Stated Value Per Share
FCF Performance Restricted Stock Units [Member]
FCF Performance Restricted Stock Units [Member]
FCF Performance Restricted Stock Units [Member]
Reclassification of currency translation adjustments realized upon disposal of business, before tax
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Disclosure [Line Items]
Foreign currency translation adjustments, before tax
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss), before Reclassification and Tax
Noncontrolling Interest [Table]
Noncontrolling Interest [Table]
Business Acquisition, Acquiree [Domain]
Business Acquisition, Acquiree [Domain]
Per Share - Basic
Earnings Per Share, Basic [Abstract]
Income Statement Location [Domain]
Income Statement Location [Domain]
Disclosure Text Block Supplement [Abstract]
Disclosure Text Block Supplement [Abstract]
Legal Entity [Axis]
Legal Entity [Axis]
Accounting Policies [Abstract]
Accounting Policies [Abstract]
Concentration Risk Type [Domain]
Concentration Risk Type [Domain]
Cash flows from investing activities:
Net Cash Provided by (Used in) Investing Activities [Abstract]
Remaining unearned compensation on nonvested awards
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount
Reclassification out of Accumulated Other Comprehensive Income [Axis]
Reclassification out of Accumulated Other Comprehensive Income [Axis]
Earnings from continuing operations attributable to Campbell Soup Company
Income (Loss) from Continuing Operations, Per Basic Share
Restructuring Type [Axis]
Restructuring Type [Axis]
Purchases of plant assets
Payments to Acquire Property, Plant, and Equipment
Payments to Acquire Property, Plant, and Equipment
Share-based Payment Arrangement [Abstract]
Share-based Payment Arrangement [Abstract]
Research and development expenses
Research and Development Expense (Excluding Acquired in Process Cost)
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Instruments, Gain (Loss) [Line Items]
Foreign currency translation adjustments, after-tax
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax
Expected return on plan assets
Defined Benefit Plan, Expected Return (Loss) on Plan Assets
Other comprehensive income (loss), before tax
Other Comprehensive Income (Loss), before Tax
Campbell Cheong Chan Malaysia [Member]
Campbell Cheong Chan Malaysia [Member]
Campbell Cheong Chan Malaysia joint ventrue
Noncontrolling Interest
Noncontrolling Interest Disclosure [Text Block]
Time Lapse, EPS Performance, FCF Performance And Strategic Performance Restricted Stock Units [Member]
Time Lapse, EPS Performance, FCF Performance And Strategic Performance Restricted Stock Units [Member]
Time Lapse, EPS Performance, FCF Performance And Strategic Performance Restricted Stock Units [Member]
Additional Paid-In Capital [Member]
Additional Paid-in Capital [Member]
Accumulated Other Comprehensive Income Foreign Currency Translation Tax (Benefit) Expense
Accumulated Other Comprehensive Income Foreign Currency Translation Tax Benefit Expense
Foreign Currency Translation Tax Benefit/Expense
Total liabilities at fair value
Financial and Nonfinancial Liabilities, Fair Value Disclosure
Accounting Standards Update 2018-02 [Member]
Accounting Standards Update 2018-02 [Member]
EPS Performance Restricted Stock Units [Member]
Eps Performance Restricted Stock Units [Member]
EPS Performance Restricted Stock Units [Member]
Cash and Cash Equivalents, Fair Value Disclosure
Cash and Cash Equivalents, Fair Value Disclosure
Deferred taxes
Deferred Tax Liabilities, Net, Noncurrent
European chips business [Member]
European Chips Business [Member]
European Chips Business [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table]
Lessee, Operating Lease, Liability, Payments, Due Year Five
Lessee, Operating Lease, Liability, Payments, Due Year Five
Margin Deposit Assets
Margin Deposit Assets
Concentration Risk Type [Axis]
Concentration Risk Type [Axis]
Goodwill
Beginning Balance
Ending Balance
Goodwill
Asset Impairment Accelerated Depreciation [Member]
Asset Impairment Accelerated Depreciation [Member]
Asset impairment or accelerated depreciation to write down assets from their carrying value to their fair value associated with exit from or disposal of business activities or restructurings pursuant to a plan.
Derivative Liability, Fair Value, Amount Offset Against Collateral
Derivative Liability, Fair Value, Amount Offset Against Collateral
Impaired Long-Lived Assets Held and Used by Type [Axis]
Impaired Long-Lived Assets Held and Used by Type [Axis]
Exercisable at end of period, Aggregate Intrinsic Value
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value
Finance Lease, Liability, Current
Finance Lease, Liability, Current
Plant assets, net of depreciation
Property, Plant and Equipment, Net
Outstanding at end of period, Aggregate Intrinsic Value
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value
Costs and expenses
Costs and Expenses [Abstract]
Fair Value, Inputs, Level 2 [Member]
Fair Value, Inputs, Level 2 [Member]
Vested, Weighted-Average Grant-Date Fair Value
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value
Restructuring Charges
Restructuring and Related Activities Disclosure [Text Block]
Schedule of Goodwill [Table]
Schedule of Goodwill [Table]
Accrued income taxes
Accrued Income Taxes, Current
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months
Share-based Payment Arrangement, Option [Member]
Share-based Payment Arrangement, Option [Member]
Deferred Compensation Investment [Member]
Deferred Compensation Investment [Member]
Deferred Compensation Investment [Member]
Disposal Group, Including Discontinued Operation, Other Liabilities, Noncurrent
Disposal Group, Including Discontinued Operation, Other Liabilities, Noncurrent
Expected term, years
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term
Other Simple Meals [Member]
Simple Meals [Member]
Simple Meals [Member]
TSR Performance Restricted Stock/Units [Member]
T S R Performance Restricted Stock Units [Member]
T.S.R. Performance Restricted Stock Units [Member]
Statement [Table]
Statement [Table]
Cash and cash equivalents discontinued operations - beginning of period
Cash and cash equivalents discontinued operations - end of period
Disposal Group, Including Discontinued Operation, Cash and Cash Equivalents
Disposal Group, Including Discontinued Operation, Cash and Cash Equivalents
Foreign Exchange Forward
Foreign Exchange Forward [Member]
Measurement Frequency [Axis]
Measurement Frequency [Axis]
Summary of Stock-based Compensation Expense [Table Text Block]
Summary of Stock-based Compensation Expense [Table Text Block]
Tabular disclosure of stock-based compensation expense and tax-related benefits.
Bolthouse Farms [Member]
Bolthouse Farms [Member]
Bolthouse Farms [Member]
Capital stock, shares
Capital stock, shares
Shares, Issued
Changes in working capital, net of divestitures
Increase (Decrease) in Operating Capital [Abstract]
Lessee, Operating Lease, Liability, Payments, Due Year Three
Lessee, Operating Lease, Liability, Payments, Due Year Three
Earnings from continuing operations attributable to Campbell Soup Company
Income (Loss) from Continuing Operations, Per Diluted Share
Lease, Cost
Lease, Cost, Total
Lease, Cost
Type of Restructuring [Domain]
Type of Restructuring [Domain]
Earnings retained in the business
Retained Earnings (Accumulated Deficit)
Other Assets [Member]
Other Noncurrent Assets [Member]
Top Five Customers [Member]
Top Five Customers [Member]
Top Five Customers [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Impairment charges
Asset Impairment Charges
Disposal Group, Including Discontinued Operation, Liabilities
Disposal Group, Including Discontinued Operation, Liabilities
Other comprehensive income (loss), tax (expense) benefit [Abstract]
Other Comprehensive Income (Loss), Tax [Abstract]
Document Quarterly Report
Document Quarterly Report
Restructuring and Related Cost, Expected Cost
Restructuring and Related Cost, Expected Cost
Lessee, Lease, Description [Line Items]
Lessee, Lease, Description [Line Items]
Operating Activities [Axis]
Operating Activities [Axis]
Cash flows from operating activities:
Net Cash Provided by (Used in) Operating Activities [Abstract]
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, before Tax [Abstract]
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, before Tax [Abstract]
Indefinite-lived Intangible Assets [Axis]
Indefinite-lived Intangible Assets [Axis]
Expected volatility
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Weighted Average Volatility Rate
Finance Lease, Principal Payments
Finance Lease, Principal Payments
Other expenses / (income)
Other expenses / (income)
Other Nonoperating Income (Expense)
Disposal Groups, Condensed Cash Flow Statement [Table Text Block]
Disposal Groups, Including Discontinued Operations, Cash Flow [Table Text Block]
Disposal Groups, Including Discontinued Operations, Cash Flow [Table Text Block]
Disposal Group Classification [Axis]
Disposal Group Classification [Axis]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Table]
Fair Value, Recurring and Nonrecurring [Table]
Weighted average shares outstanding - basic
Weighted Average Number of Shares Outstanding, Basic
Finite-Lived Intangible Assets, Net
Finite-Lived Intangible Assets, Net
Customer [Domain]
Customer [Domain]
Risk-free interest rate
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate
Concentration Risk Benchmark [Domain]
Concentration Risk Benchmark [Domain]
Disposal Groups, Including Discontinued Operations, Disclosure [Text Block]
Disposal Groups, Including Discontinued Operations, Disclosure [Text Block]
Schedule of Supplemental Cash Flow Information Related to Leases
Schedule of Supplemental Cash Flow Information Related to Leases [Table Text Block]
Schedule of Supplemental Cash Flow Information Related to Leases
Cash flows from financing activities:
Net Cash Provided by (Used in) Financing Activities [Abstract]
Interest income
Investment Income, Interest
Swire Pacific Limited [Member]
Swire Pacific Limited [Member]
Swire Pacific Limited joint venture
Reclassification of currency translation adjustments realized upon disposal of business, tax (expense) benefit
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, Tax
Goodwill, Written off Related to Sale of Business Unit
Goodwill, Written off Related to Sale of Business Unit
Total pre-tax stock-based compensation expense
Share-based Payment Arrangement, Expense
Disposal Group, Including Discontinued Operation, Inventory
Disposal Group, Including Discontinued Operation, Inventory
Finite-Lived Intangible Assets, Amortization Expense, Year Two
Finite-Lived Intangible Assets, Amortization Expense, Year Two
Operating Lease, Liability, Noncurrent
Operating Lease, Liability, Noncurrent
Short-term Debt [Member]
Short-term Debt [Member]
Schedule of Goodwill [Table Text Block]
Schedule of Goodwill [Table Text Block]
Disposal Group, Including Discontinued Operation, Accrued Income Tax Payable
Disposal Group, Including Discontinued Operation, Accrued Income Tax Payable
Derivative, Notional Amount
Derivative, Notional Amount
Gain (Loss) from Components Excluded from Assessment of Fair Value Hedge Effectiveness, Net
Gain (Loss) from Components Excluded from Assessment of Fair Value Hedge Effectiveness, Net
Implementation Costs and Other Related Costs [Member]
Implementation Costs and Other Related Costs [Member]
Implementation Costs and Other Related Costs
Statistical Measurement [Axis]
Statistical Measurement [Axis]
Derivative assets at fair value
Derivative Asset
Preferred Stock, Shares Authorized
Preferred Stock, Shares Authorized
Cash and cash equivalents
Cash and cash equivalents - beginning of period
Cash and cash equivalents - end of period
Cash and Cash Equivalents, at Carrying Value
Other Commitment
Other Commitment
Business Acquisition [Axis]
Business Acquisition [Axis]
Kelsen [Member]
Kelsen [Member]
Kelsen business
Reclassification adjustment for (gains) losses included in net earnings, before tax
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, before Tax
Document Fiscal Year Focus
Document Fiscal Year Focus
Other Postretirement Benefit Plans, Defined Benefit [Member]
Other Postretirement Benefits Plan [Member]
Restructuring Charges [Abstract]
Restructuring Charges [Abstract]
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax [Abstract]
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax [Abstract]
Statement, Scenario [Axis]
Scenario [Axis]
Scenario [Axis]
Share Based Compensation Arrangements By Share Based Payment Award Equity Instruments Other than Options Issued in Period
Share Based Compensation Arrangements By Share Based Payment Award Equity Instruments Other than Options Issued in Period
Share Based Payment Award Equity Instruments Other than Options Issued in Period
Discontinued Operations and Disposal Groups [Abstract]
Discontinued Operations and Disposal Groups [Abstract]
Accumulated Translation Adjustment [Member]
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Equity Method Investments and Joint Ventures [Abstract]
Equity Method Investments and Joint Ventures [Abstract]
Time-Lapse Restricted Stock Units, EPS Performance Restricted Stock Units and FCF Performance Restricted Stock Units[Table Text Block]
Share-based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block]
Adjustments for Change in Accounting Principle [Domain]
Adjustments for Change in Accounting Principle [Domain]
Pension and postretirement benefit income
Pension and Other Postretirement Benefits Expense (Reversal of Expense), Noncash
Fair Value Measurements
Fair Value Disclosures [Text Block]
Schedule Of Segment Reporting [Table Text Block]
Schedule of Segment Reporting Information, by Segment [Table Text Block]
Other assets ($72 as of 2020 and $76 as of 2019 attributable to variable interest entity)
Other assets
Other Assets, Noncurrent
Statement [Line Items]
Equity, Class of Treasury Stock [Line Items]
Entity Current Reporting Status
Entity Current Reporting Status
Preferred Stock, Shares Issued
Preferred Stock, Shares Issued
Entity Emerging Growth Company
Entity Emerging Growth Company
Earnings Retained In The Business [Member]
Retained Earnings [Member]
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax
Segments [Domain]
Segments [Domain]
Campbell International [Member]
Campbell International [Member]
International business made up of the Kelsen business, Arnott's businesa and certain other international operations, including the simple meals and shelf-stable veverages business in Australia and Asia Pacific.
Net cash provided by (used) in investing activities
Net Cash Provided by (Used in) Investing Activities
Operating Activities [Domain]
Operating Activities [Domain]
Discontinued Operation, Tax Effect of Gain (Loss) from Disposal of Discontinued Operation
Discontinued Operation, Tax Effect of Gain (Loss) from Disposal of Discontinued Operation
Customer Relationships [Member]
Customer Relationships [Member]
Net earnings attributable to Campbell Soup Company
Earnings Per Share, Diluted
Restructuring Plan [Domain]
Restructuring Plan [Domain]
Schedule of Restructuring and Related Costs [Table]
Schedule of Restructuring and Related Costs [Table]
Disposal Group, Including Discontinued Operation, Other Assets, Current
Disposal Group, Including Discontinued Operation, Other Assets, Current
Variable Interest Entity, Classification [Domain]
Variable Interest Entity, Classification [Domain]
Derivative Liability, Fair Value, Gross Liability
Derivative Liability, Fair Value, Gross Liability
Concentration Risk Benchmark [Axis]
Concentration Risk Benchmark [Axis]
Business and Geographic Segment Information
Segment Reporting Disclosure [Text Block]
Debt [Member]
Debt [Member]
Inventories
Inventories
Inventory, Net
Net change in cash and cash equivalents
Cash and Cash Equivalents, Period Increase (Decrease)
Stock options not included in the diluted earnings per share calculation as they were antidilutive
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount
Balance Sheet Location [Axis]
Balance Sheet Location [Axis]
Statement of Financial Position [Abstract]
Statement of Financial Position [Abstract]
Operating Leases, Future Minimum Payments Due, Next Twelve Months
Operating Leases, Future Minimum Payments Due, Next Twelve Months
Disposal Group, Including Discontinued Operation, Depreciation and Amortization
Disposal Group, Including Discontinued Operation, Depreciation and Amortization
2015 and Snyder's-Lance Initiatives [Member]
Two Thousand Fifteen and Snyder's-Lance Initiatives [Member]
Two Thousand Fifteen and, as of 2018, Snyder's-Lance Initiatives [Member]
Defined Benefit Plan, Service Cost
Defined Benefit Plan, Service Cost
Noncurrent assets of discontinued operations
Disposal Group, Including Discontinued Operation, Assets, Noncurrent
Derivative, Collateral, Obligation to Return Securities or Cash
Derivative, Collateral, Obligation to Return Securities or Cash
Derivative, Collateral, Obligation to Return Securities or Cash
Lessee, Operating Lease, Liability, Payments, Due, Total
Lessee, Operating Lease, Liability, Payments, Due
Property, Plant and Equipment [Member]
Property, Plant and Equipment [Member]
U.S. Refrigerated Soup [Member]
U.S. Refrigerated Soup [Member]
U.S. Refrigerated Soup business
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Entity [Domain]
Entity [Domain]
Treasury stock issued under management incentive and stock option plans, value
Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture
Reclassification of prior service credit included in net earnings, after-tax
Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, after Tax
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net
Embedded Derivative Financial Instruments [Member]
Embedded Derivative Financial Instruments [Member]
Operating Leases, Future Minimum Payments, Due in Five Years
Operating Leases, Future Minimum Payments, Due in Five Years
Restructuring charges
Restructuring Charges
Restructuring Charges
Entity Address, State or Province
Entity Address, State or Province
Total equity
Balance, value
Balance, value
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest
Noncontrolling interests
Stockholders' Equity Attributable to Noncontrolling Interest
Short-term borrowings
Debt, Current
Schedule Of Stock Option Activity [Table Text Block]
Share-based Payment Arrangement, Option, Activity [Table Text Block]
Short-term borrowings
Proceeds from Short-term Debt
Current liabilities of discontinued operations
Disposal Group, Including Discontinued Operation, Liabilities, Current
Selling and Marketing Expense [Member]
Selling and Marketing Expense [Member]
Segments [Axis]
Segments [Axis]
Segments [Axis]
Financial Instruments
Derivative Instruments and Hedging Activities Disclosure [Text Block]
Campbell Soup Company shareholders' equity
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract]
New Accounting Pronouncements, Policy
New Accounting Pronouncements, Policy [Policy Text Block]
Document Transition Report
Document Transition Report
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax [Abstract]
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax [Abstract]
Goodwill [Line Items]
Goodwill [Line Items]
Other Current Assets [Member]
Other Current Assets [Member]
Revenue Benchmark [Member]
Revenue Benchmark [Member]
Vested, Units
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period
Lease, Cost
Lease, Cost [Table Text Block]
Supplemental Financial Information Data
Additional Financial Information Disclosure [Text Block]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Payments related to tax withholding for stock-based compensation
Payment, Tax Withholding, Share-based Payment Arrangement
Beverages [Member]
Beverages [Member]
Beverages [Member]
Granted, Weighted-Average Exercise Price
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price
Restructuring Reserve [Roll Forward]
Restructuring Reserve [Roll Forward]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value
Continuing Operations [Member]
Continuing Operations [Member]
Disposal Group Classification [Domain]
Disposal Group Classification [Domain]
Finance Lease, Interest Payment on Liability
Finance Lease, Interest Payment on Liability
Outstanding at end of period, Weighted-Average Remaining Contractual Life (In years)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term
Schedule of Leases Reported in Balance Sheet
Schedule of Leases Reported in Balance Sheet [Table Text Block]
Tabular disclosure of the amounts that are recorded in the balance sheet for operating and finance leases
Other
Payments for (Proceeds from) Other Investing Activities
Reclassification out of Accumulated Other Comprehensive Income [Domain]
Reclassification out of Accumulated Other Comprehensive Income [Domain]
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member]
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member]
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member]
Stock-based compensation
Share-based Payment Arrangement, Noncash Expense
Adjustments for New Accounting Pronouncements [Axis]
Adjustments for New Accounting Pronouncements [Axis]
Other comprehensive income (loss), after-tax [Abstract]
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Total Commitment [Member]
Total Commitment [Member]
Total Commitment [Member]
Derivatives, Fair Value [Line Items]
Derivatives, Fair Value [Line Items]
Income Amounts Attributable to Noncontrolling Interest, Disclosures [Abstract]
Income Amounts Attributable to Noncontrolling Interest, Disclosures [Abstract]
Other Liabilities [Member]
Other Noncurrent Liabilities [Member]
Operating Lease, Payments
Operating Lease, Payments
Schedule of Offsetting Assets [Table Text Block]
Offsetting Assets [Table Text Block]
Disposal Group, Including Discontinued Operation, Assets, Total
Disposal Group, Including Discontinued Operation, Assets
Noncontrolling Interests [Member]
Noncontrolling Interest [Member]
Less: Net earnings (loss) attributable to noncontrolling interests
Net Income (Loss) Attributable to Noncontrolling Interest
Variable Interest Entity
Variable Interest Entity, Primary Beneficiary [Member]
Campbell Fresh [Member]
Campbell Fresh [Member]
Campbell Fresh [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Fair Value, Inputs, Level 3 [Member]
Fair Value, Inputs, Level 3 [Member]
Entity Address, City or Town
Entity Address, City or Town
Tax-related benefits
Share-based Payment Arrangement, Expense, Tax Benefit
Cash Payments
Payments for Restructuring
Entity Filer Category
Entity Filer Category
Operating Leases, Future Minimum Payments Due
Operating Leases, Future Minimum Payments Due
Equity [Abstract]
Equity [Abstract]
Finance Lease, Liability
Finance Lease, Liability
Arnott's and International [Member]
Arnott's And International [Member]
Arnott's and International [Member]
Derivatives Designated As Hedges [Member]
Designated as Hedging Instrument [Member]
General Discussion of Derivative Instruments and Hedging Activities [Abstract]
General Discussion of Derivative Instruments and Hedging Activities [Abstract]
Wal-Mart Stores, Inc. [Member]
Wal-Mart Stores, Inc. [Member]
Wal-Mart Stores, Inc. [Member]
Retirement Plan Type [Axis]
Retirement Plan Type [Axis]
Other
Other Operating Activities, Cash Flow Statement
Schedule Of Restructuring Charges Associated With Each Reportable Segment
Schedule of Restructuring and Related Costs By Segment [Table Text Block]
Schedule of Restructuring and Related Costs By Segment [Table Text Block]
Trade Names - Pace [Member]
Trade Names - Pace [Member]
Trade Names - Pace [Member]
Total comprehensive income (loss) attributable to Campbell Soup Company
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
Statement [Line Items]
Statement [Line Items]
Short-term repayments
Repayments of Short-term Debt
Entity Registrant Name
Entity Registrant Name
Share Repurchase Program [Domain]
Share Repurchase Program [Domain]
Finance Lease, Liability, Payments, Due Year Three
Finance Lease, Liability, Payments, Due Year Three
Schedule Of Statements Of Earnings Supplemental Disclosures [Table Text Block]
Schedule Of Statements Of Earnings Supplemental Disclosures [Table Text Block]
Schedule Of Statements Of Earnings Supplemental Disclosures [Table Text Block]
Authorized amount for shares repurchase
Stock Repurchase Program, Authorized Amount
Disposal Group, Including Discontinued Operation, Other Assets, Noncurrent
Disposal Group, Including Discontinued Operation, Other Assets, Noncurrent
Capital Stock In Treasury [Member]
Treasury Stock [Member]
Gain (Loss) on Disposition of Business
Loss on sale of business
Gain (Loss) on Disposition of Business
Accumulated other comprehensive loss
Beginning Balance
Ending Balance
Accumulated Other Comprehensive Income (Loss), Net of Tax
Amendment Flag
Amendment Flag
Trade Name - Pacific Foods [Member]
Trade Name - Pacific Foods [Member]
Trade Name - Pacific Foods [Member]
Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]
Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]
City Area Code
City Area Code
Entity Central Index Key
Entity Central Index Key
Terminated, Options
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period
TSR Performance Restricted Stock Units [Table Text Block]
Share-based Compensation Arrangements by Share-based Payment Award, Performance-Based Units, Vested and Expected to Vest [Table Text Block]
Accumulated Other Comprehensive Income (Loss) [Member]
AOCI Attributable to Parent [Member]
Schedule of Finite-Lived Intangible Assets [Table Text Block]
Schedule of Finite-Lived Intangible Assets [Table Text Block]
Accounting Standards Update 2016-02 [Member]
Accounting Standards Update 2016-02 [Member]
Balance Sheet Location [Domain]
Balance Sheet Location [Domain]
Deferred income taxes
Deferred Income Taxes and Tax Credits
Capital Stock, Shares Authorized
Common Stock, Shares Authorized
Disposal Group, Including Discontinued Operation, Goodwill
Disposal Group, Including Discontinued Operation, Goodwill
Lessee, Operating Lease, Discount Rate
Lessee, Operating Lease, Discount Rate
Product and Service [Domain]
Product and Service [Domain]
Type of Adoption [Domain]
Type of Adoption [Domain]
Disposal Group, Including Discontinued Operation, Accrued Liabilities
Disposal Group, Including Discontinued Operation, Accrued Liabilities
Stock Repurchase Program, Remaining Authorized Repurchase Amount
Stock Repurchase Program, Remaining Authorized Repurchase Amount
Goodwill and Intangible Assets
Goodwill and Intangible Assets Disclosure [Text Block]
Fair Value Disclosures [Abstract]
Fair Value Disclosures [Abstract]
Accumulated Other Comprehensive Income
Comprehensive Income (Loss) Note [Text Block]
Other Comprehensive Income Reclassifications Current Period Net of Tax
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax
Accumulated Other Comprehensive Income (Loss) [Table]
Accumulated Other Comprehensive Income (Loss) [Table]
Entity Shell Company
Entity Shell Company
Investments funded
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures
Equity Securities [Member]
Equity Securities [Member]
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, before Tax, [Abstract]
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, before Tax [Abstract]
Total Campbell Soup Company shareholders' equity
Stockholders' Equity Attributable to Parent
Finite-Lived Intangible Assets, Gross
Finite-Lived Intangible Assets, Gross
Noncurrent liabilities of discontinued operations
Disposal Group, Including Discontinued Operation, Liabilities, Noncurrent
Lessee, Operating Lease, Liability, Payments, Due Year Two
Lessee, Operating Lease, Liability, Payments, Due Year Two
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax [Abstract]
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax [Abstract]
Long-term debt
Long-term Debt and Lease Obligation
Weighted Average Lease Information
Weighted Average Lease Information [Table Text Block]
Schedule of weighted-average remaining lease terms and weighted-average discount rate for leases.
Disposal Group Name [Domain]
Disposal Group Name [Domain]
Variable Interest Entity Disclosure [Text Block]
Variable Interest Entity Disclosure [Text Block]
Investment (gains) / losses
Gain (Loss) on Investments
Meals & Beverages [Member]
Meals & Beverages [Member]
Meals & Beverages [Member]
Earnings from continuing operations
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest
Equity Component [Domain]
Equity Component [Domain]
Foreign currency translation adjustments, tax (expense) benefit
Other Comprehensive Income (Loss), Foreign Currency Translation Gain (Loss) Arising During Period, Tax
Snyder's-Lance [Member]
Snyder's-Lance [Member]
Snyder's-Lance [Member]
Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification out of Accumulated Other Comprehensive Income [Member]
Exercisable at end of period, Weighted-Average Exercise Price
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract]
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract]
Fair Value, Measurements, Fair Value Hierarchy [Domain]
Fair Value Hierarchy and NAV [Domain]
Capital Stock Issued [Member]
Common Stock [Member]
Inventory, Net [Abstract]
Inventory, Net [Abstract]
Other Expenses/Income [Member]
Other Operating Income (Expense) [Member]
Foreign Exchange Contract [Member]
Foreign Exchange Forward Contracts [Member]
Foreign Exchange Contract [Member]
Restructuring Reserve
Accrued Balance at beginning of period
Accrued Balance at end of period
Restructuring Reserve
Exercisable at end of period, Options
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number
Subsegments [Axis]
Subsegments [Axis]
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax [Abstract]
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax [Abstract]
Maximum Length of Contract Maturity
Maximum Length of Time Hedged in Price Risk Cash Flow Hedge
Cash Flow Hedge Ineffectiveness is Immaterial
Cash Flow Hedge Ineffectiveness is Immaterial
Payable to suppliers and others
Accounts Payable, Current
Other Intangible Assets [Member]
Other Intangible Assets [Member]
Investments at fair value
Investments, Fair Value Disclosure
Long-term repayments
Repayments of Long-term Debt
Customer [Axis]
Customer [Axis]
Current Fiscal Year End Date
Current Fiscal Year End Date
Hedging Designation [Axis]
Hedging Designation [Axis]
Treasury Stock, Shares
Treasury Stock, Shares
Treasury Stock, Shares
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value
Award Type [Domain]
Share-based Compensation Arrangements by Share-based Payment Award, Award Type and Plan Name [Domain]
Award Type [Domain]
Snacks [Member]
Snacks [Member]
Snacks [Member]
Granted, Weighted-Average Grant-Date Fair Value
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value
Additional paid-in capital
Additional Paid in Capital, Common Stock
Reclassification adjustment for (gains) losses included in net earnings, tax (expense) benefit
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Tax
Derivative Instrument Risk [Axis]
Derivative Instruments, Gain (Loss) by Derivative Instrument Risk [Axis]
Derivative Instrument [Axis]
Restructuring and Related Cost, Expected Cost Allocation
Restructuring and Related Cost, Expected Cost Allocation
Expected cost to be incurred by segment.
Inventory, finished products
Inventory, Finished Goods, Net of Reserves
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Granted, Options
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross
Fair Value, Inputs, Level 1 [Member]
Fair Value, Inputs, Level 1 [Member]
Previous Accounting Guidance
Previous Accounting Guidance [Member]
Finite-Lived Intangible Asset, Useful Life
Finite-Lived Intangible Asset, Useful Life
Stock-based Compensation
Share-based Payment Arrangement [Text Block]
General and Administrative Expense [Member]
General and Administrative Expense [Member]
Losses on sales of businesses
Losses on sales of discontinued operations businesses
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax
Schedule of Offsetting Liabilities [Table Text Block]
Offsetting Liabilities [Table Text Block]
Current assets of discontinued operations
Disposal Group, Including Discontinued Operation, Assets, Current, Total
Disposal Group, Including Discontinued Operation, Assets, Current
Income Statement Location [Axis]
Derivative Instruments, Gain (Loss) by Income Statement Location [Axis]
Income Statement Location [Axis]
Forfeited, Units
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period
Lessee, Lease, Description [Table]
Lessee, Lease, Description [Table]
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax [Abstract]
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax [Abstract]
Net cash used in financing activities
Net Cash Provided by (Used in) Financing Activities
Prepaid assets
Increase (Decrease) in Prepaid Expense
Net cash provided by operating activities
Net Cash Provided by (Used in) Operating Activities
Accumulated Defined Benefit Plans Adjustment [Member]
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Schedule of Segment Reporting Information, by Segment [Table]
Schedule of Segment Reporting Information, by Segment [Table]
Beginning of period, Options
End of period, Options
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number
Lessee, Operating Lease, Liability, Payments, Due after Year Five
Lessee, Operating Lease, Liability, Payments, Due after Year Five
Long-term Debt [Member]
Long-term Debt [Member]
Marketing and selling expenses
Selling and Marketing Expense
Measured On Recurring Basis [Member]
Fair Value, Recurring [Member]
Disposal Group, Including Discontinued Operation, Accounts Payable
Disposal Group, Including Discontinued Operation, Accounts Payable
Ownership Percentage
Equity Method Investment, Ownership Percentage
Disposal Group, Including Discontinued Operation, Other Liabilities, Current
Disposal Group, Including Discontinued Operation, Other Liabilities, Current
Disposal Group, Including Discontinued Operation, Deferred Tax Liabilities
Disposal Group, Including Discontinued Operation, Deferred Tax Liabilities
Schedule Of Restructuring Activity And Related Reserves [Table Text Block]
Schedule of Restructuring Reserve by Type of Cost [Table Text Block]
Earnings before interest and taxes
Earnings before interest and taxes
Operating Income (Loss)
Operating Lease, Liability
Operating Lease, Liability
Other comprehensive income (loss), tax (expense) benefit
Other Comprehensive Income (Loss), Tax
Commitments and Contingencies Disclosure [Abstract]
Commitments and Contingencies Disclosure [Abstract]
Weighted-average remaining service period, years
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition
Schedule Of Changes In Cash-Flow Hedges In Other Comprehensive Income (Loss) [Table Text Block]
Schedule of Cash Flow Hedges Included in Accumulated Other Comprehensive Income (Loss) [Table Text Block]
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax [Abstract]
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax [Abstract]
Sales of route businesses
Proceeds from Sale of Intangible Assets
Inventories
Increase (Decrease) in Inventories
Restructuring Reserve, Noncurrent
Restructuring Reserve, Noncurrent
Discontinued Operations, Held-for-sale or Disposed of by Sale [Member]
Discontinued Operations, Held-for-sale or Disposed of by Sale [Member]
Nonvested, Units
Nonvested at beginning of period, Units
Nonvested at end of period, Units
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number
Restructuring and Related Cost, Cost Incurred to Date
Restructuring and Related Cost, Cost Incurred to Date
Short-term Lease, Cost
Short-term Lease, Cost
Total assets at fair value
Assets, Fair Value Disclosure
Finite Lived Intangible Assets, Amortization Expense, Year Five
Finite-Lived Intangible Assets, Amortization Expense, Year Five
Commitments and contingencies
Commitments and Contingencies
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Finance Lease, Liability, Maturity
Finance Lease, Liability, Maturity [Table Text Block]
Schedule of Finite-Lived Intangible Assets [Table]
Schedule of Finite-Lived Intangible Assets [Table]
Statement of Stockholders' Equity [Abstract]
Statement of Stockholders' Equity [Abstract]
Other Commitments [Domain]
Other Commitments [Domain]
Pension Plan, Defined Benefit [Member]
Pension Plan [Member]
Accumulated Defined Benefit Plans Adjustment, Net Prior Service Attributable to Parent [Member]
Accumulated Defined Benefit Plans Adjustment, Net Prior Service Attributable to Parent [Member]
Disposal Group, Including Discontinued Operation, Intangible Assets
Disposal Group, Including Discontinued Operation, Intangible Assets
Indefinite-lived Intangible Assets, Major Class Name [Domain]
Indefinite-lived Intangible Assets, Major Class Name [Domain]
Reclassification of currency translation adjustments realized upon disposal of business, after-tax
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, Net of Tax
Total liabilities
Liabilities
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]
Operating Leases, Future Minimum Payments, Due in Three Years
Operating Leases, Future Minimum Payments, Due in Three Years
Lessee, Operating Lease, Liability, Undiscounted Excess Amount
Lessee, Operating Lease, Liability, Undiscounted Excess Amount
Schedule Of Pre-Tax Charge And Remaining Costs [Table Text Block]
Restructuring and Related Costs [Table Text Block]
Other
Other Noncash Income (Expense)
Trading Symbol
Trading Symbol
Net earnings attributable to Campbell Soup Company
Earnings Per Share, Basic
Reclassification of prior service credit included in net earnings, tax (expense) benefit
Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, Tax
Finance Lease, Liability, Payments, Due after Year Five
Finance Lease, Liability, Payments, Due after Year Five
Other Cost Savings Implementation Costs [Member]
Other Cost Savings Implementation Costs [Member]
Other cost savings implementation costs
Discontinued Operations, Impairment charges
Disposal Group, Including Discontinued Operation, Other Expense
Total comprehensive income (loss) attributable to noncontrolling interests
Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest
Document Period End Date
Document Period End Date
March 2017 Program [Member]
March 2017 Program [Member]
March 2017 Program [Member]
Finance Lease, Liability, Noncurrent
Finance Lease, Liability, Noncurrent
Class of Treasury Stock [Table]
Class of Treasury Stock [Table]
Right-of-Use Asset Obtained in Exchange for Finance Lease Liability
Right-of-Use Asset Obtained in Exchange for Finance Lease Liability
Soup [Member]
Soups [Member]
Soups [Member]
Lessee, Operating Lease, Liability, Payments, Due Year Four
Lessee, Operating Lease, Liability, Payments, Due Year Four
Share Repurchase Program [Axis]
Share Repurchase Program [Axis]
Condensed Balance Sheet
Condensed Balance Sheet [Table Text Block]
Segment Reporting Information [Line Items]
Segment Reporting Information [Line Items]
Cumulative Effect of New Accounting Principle in Period of Adoption
Cumulative Effect of New Accounting Principle in Period of Adoption
Cumulative Effect of New Accounting Principle in Period of Adoption
Derivative Instruments, Gain (Loss) by Hedging Relationship, by Income Statement Location, by Derivative Instrument Risk [Table]
Derivative Instruments, Gain (Loss) [Table]
Lessee, Finance Lease, Discount Rate
Lessee, Finance Lease, Discount Rate
Finance Lease, Liability, Payments, Due Next Twelve Months
Finance Lease, Liability, Payments, Due Next Twelve Months
Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months
Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months
Accounting Standards Update 2014-09 [Member]
Accounting Standards Update 2014-09 [Member]
Corporate, Non-Segment [Member]
Corporate, Non-Segment [Member]
Capital stock, $.0375 par value; authorized 560 shares; issued 323 shares
Common Stock, Value, Issued
Research and Development Expense [Member]
Research and Development Expense [Member]
Finance Lease, Liability, Undiscounted Excess Amount
Finance Lease, Liability, Undiscounted Excess Amount
Cost Of Products Sold [Member]
Cost of Sales [Member]
Expected dividend yield
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate
Interest Expense [Member]
Interest Expense [Member]
Sales of businesses, net of cash divested
Proceeds from Divestiture of Businesses, Net of Cash Divested
Proceeds from Divestiture of Businesses, Net of Cash Divested
Indefinite-lived Intangible Assets (Excluding Goodwill)
Indefinite-lived Intangible Assets (Excluding Goodwill)
Severance Pay And Benefits [Member]
Employee Severance [Member]
Scenario [Domain]
Scenario [Domain]
Cost of products sold
Cost of Goods and Services Sold
Finance Lease, Liability, Payment, Due, Total
Finance Lease, Liability, Payment, Due
Dividends per share
Common Stock, Dividends, Per Share, Declared
Capital stock in treasury, at cost
Treasury Stock, Value
Total assets
Assets
Net earnings
Net earnings
Net earnings (loss)
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest
Defined Benefit Plan, Net Periodic Benefit Cost (Credit)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit)
Disposal Groups, Including Discontinued Operations [Table Text Block]
Disposal Groups, Including Discontinued Operations [Table Text Block]
Impaired Long-Lived Assets Held and Used, Asset Name [Domain]
Impaired Long-Lived Assets Held and Used, Asset Name [Domain]
Exercisable at end of period, Weighted-Average Remaining Contractual Life (In years)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term
Commodity Derivative Contracts [Member]
Commodity Contract [Member]
Earnings (loss) from discontinued operations
Earnings (loss) from discontinued operations
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest
Fair Value, Level 3 investment gain (Loss) Included in Earnings
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings
Finance Lease, Weighted Average Remaining Lease Term
Finance Lease, Weighted Average Remaining Lease Term
Document Fiscal Period Focus
Document Fiscal Period Focus
Derivative Asset, Fair Value, Amount Offset Against Collateral
Derivative Asset, Fair Value, Amount Offset Against Collateral
Document Type
Document Type
Disposal Group, Including Discontinued Operation, Operating Income (Loss)
Disposal Group, Including Discontinued Operation, Operating Income (Loss)
Fair Value, Assets And Liabilities Measured on Recurring Basis [Table Text Block]
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
Entity Tax Identification Number
Entity Tax Identification Number
Entity Address, Postal Zip Code
Entity Address, Postal Zip Code
Finance Lease, Liability, Payments, Due Year Five
Finance Lease, Liability, Payments, Due Year Five
Income Statement [Abstract]
Income Statement [Abstract]
Other comprehensive income (loss), after tax
Other comprehensive income (loss)
Other Comprehensive Income (Loss), Net of Tax
Other comprehensive income (loss), before tax [Abstract]
Other Comprehensive Income (Loss), before Tax [Abstract]
Defined Benefit Plan, Amortization of Prior Service Cost (Credit)
Defined Benefit Plan, Amortization of Prior Service Cost (Credit)
Restructuring Charges [Member]
Restructuring Charges [Member]
Amortization of Intangible Assets
Amortization of Intangible Assets
Total costs and expenses
Costs and Expenses
Schedule of Indefinite-Lived Intangible Assets [Table Block]
Schedule of Indefinite-Lived Intangible Assets [Table Text Block]
Entity Interactive Data Current
Entity Interactive Data Current
Restructuring Plan [Axis]
Restructuring Plan [Axis]
Taxes on earnings
Taxes on earnings
Income Tax Expense (Benefit)
Fair Value Hierarchy and NAV [Axis]
Fair Value Hierarchy and NAV [Axis]
Accrued Liabilities [Member]
Accrued Liabilities [Member]
Total current assets
Assets, Current
Excess Tax Benefit/(Deficiency) from Share-based Compensation, Operating Activities
Excess Tax Benefit from Share-based Compensation, Operating Activities
Operating Lease, Liability, Maturity
Lessee, Operating Lease, Liability, Maturity [Table Text Block]
Hedging Designation [Domain]
Hedging Designation [Domain]
Dividends
Dividends, Common Stock, Cash
Finance Lease, Liability, Payments, Due Year Four
Finance Lease, Liability, Payments, Due Year Four
Other Commitments, Description
Other Commitments, Description
Finite Lived Intangible Assets, Amortization Expense, Year Four
Finite-Lived Intangible Assets, Amortization Expense, Year Four
Total current liabilities
Liabilities, Current
Accounts receivable
Increase (Decrease) in Accounts and Other Receivables
Accounts receivable, net
Receivables, Net, Current
Derivative, Collateral, Right to Reclaim Securities or Cash
Derivative, Collateral, Right to Reclaim Securities or Cash
Derivative, Collateral, Right to Reclaim Securities or Cash
Administrative expenses
General and Administrative Expense
Deferred compensation obligation
Obligations, Fair Value Disclosure
Local Phone Number
Local Phone Number
Schedule of Net Benefit Costs [Table Text Block]
Schedule of Net Benefit Costs [Table Text Block]
Retirement Plan Type [Domain]
Retirement Plan Type [Domain]
Foreign currency translation adjustment
Goodwill, Foreign Currency Translation Gain (Loss)
Total liabilities and equity
Liabilities and Equity
Schedule of Cash Flow Hedging Instruments, Statements of Financial Performance and Financial Position, Location
Schedule of Cash Flow Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block]
Total comprehensive income (loss), after-tax
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]
Operating Leases, Future Minimum Payments, Due in Two Years
Operating Leases, Future Minimum Payments, Due in Two Years
Entity Common Stock, Shares Outstanding
Entity Common Stock, Shares Outstanding
Leases of Lessee Disclosure
Leases of Lessee Disclosure [Text Block]
Finite-Lived Intangible Assets by Major Class [Axis]
Finite-Lived Intangible Assets by Major Class [Axis]
Dividends payable
Dividends Payable, Current
Stock-based Compensation
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Statement, Equity Components [Axis]
Equity Components [Axis]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period
Granted, Units
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period
Acre Venture Partners [Member]
Acre Venture Partners [Member]
Acre Venture Partners joint venture
Forfeited, Weighted Average Grant Date Fair Value
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value
Schedule Of Share Based Payment Award Valuation Assumptions [Table Text Block]
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
Award Type [Axis]
Award Type [Axis]
Pension And Postretirement Benefits
Pension and Other Postretirement Benefits Disclosure [Text Block]
Other intangible assets, net of amortization
Total net intangible assets
Intangible Assets, Net (Excluding Goodwill)
Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net
Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net
Weighted average shares outstanding - assuming dilution
Weighted Average Number of Shares Outstanding, Diluted
Recent Accounting Pronouncements
New Accounting Pronouncements and Changes in Accounting Principles [Text Block]
Summary of Significant Accounting Policies
Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]
OCI before tax accumulated derivative gain (loss) beginning of period
OCI before tax accumulated derivative gain (loss) end of period
OCI before tax accumulated derivative gain (loss)
Accumulated balance, before tax, in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Includes an entity's share of an equity investee's Increase or Decrease in deferred hedging gains or losses.
Derivatives liabilities at fair value
Derivative Liability
Restructuring and Related Cost, Incurred Cost
Restructuring and Related Cost, Incurred Cost
Restructuring and Related Cost, Incurred Cost
Defined Benefit Plan, Interest Cost
Defined Benefit Plan, Interest Cost
Schedule Of The Fair Value Of Derivative Instruments [Table Text Block]
Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]
Common Stock, Shares, Issued
Common Stock, Shares, Issued
Operating Lease, Right-of-Use Asset
Operating Lease, Right-of-Use Asset
Snacks [Member]
Baked Snacks [Member]
Baked Snacks [Member]
Operating Leases, Future Minimum Payments, Due Thereafter
Operating Leases, Future Minimum Payments, Due Thereafter
Finance Lease, Liability, Payments, Due Year Two
Finance Lease, Liability, Payments, Due Year Two
Additional Product Information for Net Sales [Table Text Block]
Revenue from External Customers by Products and Services [Table Text Block]
Beginning of period, Weighted-Average Exercise Price
End of period, Weighted-Average Exercise Price
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price
Loss from discontinued operations [Member]
Discontinued Operations [Member]
Preferred stock; authorized 40 shares; none issued
Preferred Stock, Value, Issued
Adjustments for Change in Accounting Principle [Axis]
Adjustments for Change in Accounting Principle [Axis]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage
Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax [Abstract]
Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax [Abstract]
Net earnings attributable to Campbell Soup Company
Net earnings attributable to Campbell Soup Company
Net Income (Loss) Attributable to Parent
LLC ownership percentage
Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage
Disposal Groups, Including Discontinued Operations [Table]
Disposal Groups, Including Discontinued Operations [Table]
Restructuring charges
Restructuring Charges Continuing and Discontinued Operation
Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Includes expenses related to continuing and discontinued operations
Terminated, Weighted-Average Exercise Price
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price
Variable Lease, Cost
Variable Lease, Cost
Finite-Lived Intangible Assets, Accumulated Amortization
Finite-Lived Intangible Assets, Accumulated Amortization
Earnings before taxes
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest
Other Commitments [Axis]
Other Commitments [Axis]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Inventory, raw materials, containers and supplies
Inventory, Raw Materials, Net of Reserves
Treasury stock purchased, shares
Treasury Stock, Shares, Acquired
Adjustments to reconcile net earnings to operating cash flow
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]
Entity Small Business
Entity Small Business
Deferred Compensation Derivative Contracts [Member]
Equity Contract [Member]
Entity File Number
Entity File Number
Customer Concentration Risk [Member]
Customer Concentration Risk [Member]
Operating Lease, Liability, Current
Operating Lease, Liability, Current
Effect on Future Cash Flows, Amount
Effect on Future Cash Flows, Amount
Forecast [Member]
Forecast [Member]
Commitments and Contingencies
Commitments and Contingencies Disclosure [Text Block]
Purchases of route businesses
Payments to Acquire Intangible Assets
Fair value of restricted units and shares vested
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value
Finite Lived Intangible Assets, Amortization Expense, Year Three
Finite-Lived Intangible Assets, Amortization Expense, Year Three
Fair Value, Level 3 investments at beginning of year
Fair Value, Level 3 investments at end of year
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value
Components Of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
Accrued liabilities
Accrued Liabilities, Current
Discontinued Operation, Tax Effect of Discontinued Operation
Discontinued Operation, Tax Effect of Discontinued Operation
Derivative Asset, Fair Value, Gross Asset
Derivative Asset, Fair Value, Gross Asset
Derivative Asset, Fair Value, Gross Asset
Amount of (Gain) or Loss Recognized in Earnings on Derivatives
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net
Other Comprehensive Income (Loss) Before Reclassifications Net Of Tax
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period
Net periodic benefits expense (income), other than the service cost
Net Periodic Defined Benefits Expense (Reversal of Expense), Excluding Service Cost Component
Product and Service [Axis]
Product and Service [Axis]
Depreciation and amortization
Depreciation, Depletion and Amortization
Finance Lease, Right-of-Use Asset
Finance Lease, Right-of-Use Asset
Proceeds from Divestiture of Businesses
Proceeds from Divestiture of Businesses
Other current assets
Other Assets, Current
Per Share - Assuming Dilution
Earnings Per Share, Diluted [Abstract]
Net sales
Disposal Group, Including Discontinued Operation, Revenue
Variable Interest Entities [Axis]
Variable Interest Entities [Axis]
Derivatives Not Designated As Hedges [Table Text Block]
Discussion Of Effect Of Derivatives Not Designated As Hedges On Results Of Operations [Text Block]
Discussion Of Effect Of Derivatives Not Designated As Hedges On Results Of Operations
Accounts Payable [Member]
Accounts Payable [Member]
Current liabilities
Liabilities, Current [Abstract]
Reclassification of prior service credit included in net earnings, before tax
Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, before Tax
Derivatives Not Designated As Hedges [Member]
Not Designated as Hedging Instrument [Member]
Exercised, Options
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period
Interest Rate Contract [Member]
Interest Rate Contract [Member]
U.S Refrigerated Soup & Garden Fresh Gourmet [Member]
U.S Refrigerated Soup & Garden Fresh Gourmet [Member]
U.S Refrigerated Soup & Garden Fresh Gourmet [Member]
Nonvested, Weighted-Average Grant-Date Fair Value
Nonvested at beginning of period, Weighted-Average Grant-Date Fair Value
Nonvested at end of period, Weighted-Average Grant-Date Fair Value
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value
Contracts Mature Within, Months
Maximum Length of Time, Foreign Currency Cash Flow Hedge
Subsegments [Domain]
Subsegments [Domain]
Operating Leases, Future Minimum Payments, Due in Four Years
Operating Leases, Future Minimum Payments, Due in Four Years
Payments of debt issuance costs
Payments of Debt Issuance Costs
Term of lease contracts
Lessee, Operating Lease, Term of Contract
Segment Reporting [Abstract]
Segment Reporting [Abstract]
Statement of Cash Flows [Abstract]
Statement of Cash Flows [Abstract]
Interest expense
Interest Expense
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill and Intangible Assets Disclosure [Abstract]
Earnings (loss) from discontinued operations
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share
Cash and Cash Equivalents, at Carrying Value
Other Cash Equivalents, at Carrying Value
Effect of exchange rate changes on cash
Effect of Exchange Rate on Cash and Cash Equivalents
Class of Stock [Axis]
Class of Stock [Axis]
Operating Lease, Weighted Average Remaining Lease Term
Operating Lease, Weighted Average Remaining Lease Term
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement
Debt, Long-term and Short-term, Combined Amount
Debt, Long-term and Short-term, Combined Amount
Derivative Contract Type [Domain]
Derivative Contract [Domain]
Earnings Per Share [Abstract]
Earnings Per Share [Abstract]
Leases [Abstract]
Leases [Abstract]
Finite-Lived Intangible Assets, Major Class Name [Domain]
Finite-Lived Intangible Assets, Major Class Name [Domain]
Earnings (loss) from discontinued operations
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share
Exercised, Weighted-Average Exercise Price
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price
Minimum [Member]
Minimum [Member]
Accumulated Other Comprehensive Income Cashflow Hedges Tax (Benefit) Expense
Accumulated Other Comprehensive Income Cashflow Hedges Tax Benefit Expense
Cash Flow hedges Tax Benefit/Expense
Concentration Risk, Percentage
Concentration Risk, Percentage
Retirement Benefits [Abstract]
Retirement Benefits [Abstract]
Treasury stock purchased, value
Treasury Stock, Value, Acquired, Cost Method
Entity Incorporation, State or Country Code
Entity Incorporation, State or Country Code
Security Exchange Name
Security Exchange Name
Deferred Compensation Obligation [Member]
Deferred Compensation Obligation [Member]
DeferredCompensationObligationMember
Entity Address, Address Line One
Entity Address, Address Line One
Current assets
Assets, Current [Abstract]
Schedule of Defined Benefit Plans Disclosures [Table]
Schedule of Defined Benefit Plans Disclosures [Table]
Disposal Groups, Results of Operations [Table Text Block]
Disposal Groups, Including Discontinued Operations, Income Statement [Table Text Block]
Disposal Groups, Including Discontinued Operations, Income Statement [Table Text Block]
Operating Lease, Cost
Operating Lease, Cost
Restructuring Cost and Reserve [Line Items]
Restructuring Cost and Reserve [Line Items]
Treasury stock issued under management incentive and stock option plans, shares
Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture
Earnings before taxes
Income (Loss), Including Portion Attributable to Noncontrolling Interest, before Tax
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets [Line Items]
Noncontrolling Interest [Line Items]
Noncontrolling Interest [Line Items]
Measurement Frequency [Domain]
Measurement Frequency [Domain]
Statement of Comprehensive Income [Abstract]
Statement of Comprehensive Income [Abstract]
Net sales
Revenues
Other liabilities
Other Liabilities, Noncurrent
Treasury stock issuances
Cash received from the exercise of stock options
Proceeds from Stock Options Exercised
Dividends paid
Payments of Ordinary Dividends, Common Stock
New Accounting Pronouncements and Changes in Accounting Principles [Abstract]
New Accounting Pronouncements and Changes in Accounting Principles [Abstract]
Earnings Per Share
Earnings Per Share [Text Block]
Accounts payable and accrued liabilities
Increase (Decrease) in Accounts Payable and Accrued Liabilities
Class of Stock [Domain]
Class of Stock [Domain]
Reclassification adjustment for (gains) losses included in net earnings, after-tax
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax
Accumulated Other Comprehensive Income Unamortized Pension And Post Retirement Tax (Benefit) Expense
Accumulated Other Comprehensive Income Unamortized Pension And Post Retirement Tax Benefit Expense
Unamortized Pension and Post-Retirement, Tax Benefit/Expense
Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Table]
Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Table]
Disposal Group Name [Axis]
Disposal Group Name [Axis]
Debt, Long-term and Short-term, Combined Fair Value
Debt, Long-term and Short-term, Combined Fair Value
The fair value amount of total debt whether such amount is presented as a separate caption or as a parenthetical disclosure.
Document and Entity Information [Abstract]
Document and Entity Information [Abstract]
Document and Entity Information
Currency Swap [Member]
Currency Swap [Member]
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment, Noncurrent
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment, Noncurrent
Maximum [Member]
Maximum [Member]
Operating Leases divested with business sold
Operating Leases divested with business sold
Operating Leases divested with business sold
Title of 12(b) Security
Title of 12(b) Security