Restructuring and Related Activities [Abstract]
Schedule of Restructuring and Related Costs [Table]
Schedule of Restructuring and Related Costs [Table]
Restructuring Plan [Axis]
Restructuring Plan [Axis]
Restructuring Plan [Domain]
Restructuring Plan [Domain]
SCAE Plan
SCAE Plan [Member]
SCAE Plan [Member]
Restructuring Type [Axis]
Restructuring Type [Axis]
Type of Restructuring [Domain]
Type of Restructuring [Domain]
Pension costs
Multi-employer Pension Cost [Member]
Multi-employer Pension Cost
Severance and related costs
Severance And Related Costs [Member]
Severance and related costs.
Consulting/professional fees
Consulting And Professional Fees [Member]
Consulting And Professional Fees [Member]
Contract/lease cancellation
Contract And Lease Termination Expenses [Member]
Contract And Lease Termination Expenses [Member]
Other costs
Other costs [Member]
Other costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Cost and Reserve [Line Items]
Restructuring Cost and Reserve
Restructuring Reserve [Roll Forward]
Beginning balance
Restructuring Reserve
Costs Incurred and Charged to Expense
Restructuring Charges
Costs Paid or Otherwise Settled
Payments for Restructuring
Changes in Estimates
Restructuring Reserve, Accrual Adjustment
Ending balance
Accounting Policies [Abstract]
Accumulated Other Comprehensive Income (Loss) [Table]
Accumulated Other Comprehensive Income (Loss) [Table]
Equity Components [Axis]
Equity Components [Axis]
Equity Component [Domain]
Equity Component [Domain]
Currency translation losses, net of reclassification adjustments
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Derivative adjustments, net of reclassification adjustments
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member]
Unrealized losses on available-for-sale securities
Accumulated Net Investment Gain (Loss) Attributable to Parent [Member]
Pension and post-employment benefit obligations, net of reclassification adjustments
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Accumulated other comprehensive loss
AOCI Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated balances
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest
Retirement Benefits [Abstract]
Components of Pension Benefit and Other Postretirement Benefit Costs
Schedule of Defined Benefit Plans Disclosures [Table Text Block]
Commitments and Contingencies Disclosure [Abstract]
Schedule of Guarantor Obligations [Table]
Schedule of Guarantor Obligations [Table]
Legal Entity [Axis]
Legal Entity [Axis]
Entity [Domain]
Entity [Domain]
Lamb Weston
Lamb Weston Holdings, Inc. [Member]
Lamb Weston Holdings, Inc. [Member]
Guarantor Obligations, Nature [Axis]
Guarantor Obligations, Nature [Axis]
Guarantor Obligations, Nature [Domain]
Guarantor Obligations, Nature [Domain]
Beatrice
Beatrice [Member]
Beatrice.
Wells G&H - Southwest Properties Superfund
Wells G&H - Southwest Properties Superfund [Member]
Wells G&H - Southwest Properties Superfund [Member]
Warehouse services agreement
Financial Guarantee [Member]
Performance and payment guarantee for Lamb Weston
Performance And Payment Guarantee [Member]
Performance And Payment Guarantee [Member]
Geographical [Axis]
Geographical [Axis]
Geographical [Domain]
Geographical [Domain]
California
CALIFORNIA
Litigation Status [Axis]
Litigation Status [Axis]
Litigation Status [Domain]
Litigation Status [Domain]
Judicial ruling
Judicial Ruling [Member]
Loss Contingency Nature [Axis]
Loss Contingency Nature [Axis]
Loss Contingency, Nature [Domain]
Loss Contingency, Nature [Domain]
Loss on lease put option
Loss on Lease Put Option [Member]
Loss on Lease Put Option [Member]
Guarantor Obligations [Line Items]
Guarantor Obligations [Line Items]
Number of other defendants
Loss Contingency, Number of Additional Defendants
Loss Contingency, Number of Additional Defendants
Estimate of possible loss
Loss Contingency, Estimate of Possible Loss
Number of sites under environmental matters for which acquired company has a liability
Environmental Loss Contingencies Number Of Sites Under Environmental Matters For Which Acquired Company Has Liability
Environmental loss contingencies, number of sites under environmental matters for which acquired company has liability.
Period during which Beatrice has paid or is in the process of paying its liability share
Period During Which Acquiree Has Made Payments
Period During Which Acquiree Has Made Payments
Number of sites under environmental matters for which acquired company is making payments
Environmental Loss Contingencies Number Of Sites Under Environmental Matters For Which Acquired Company Is Making Payments
Environmental loss contingencies, number of sites under environmental matters for which acquired company is making payments.
Accrual for environmental matters
Accrual for Environmental Loss Contingencies
Damages awarded to plaintiff
Loss Contingency, Damages Awarded, Value
Minimum monthly payment required under warehouse services agreement
Guarantor Obligations, Minimum Monthly Payments
Guarantor Obligations, Minimum Monthly Payments
Liability for estimated fair value of guarantee
Guarantor Obligations, Current Carrying Value
Number of optional extension periods
Number Of Optional Extension Periods For Sublease Agreement
Number Of Optional Extension Periods For Sublease Agreement
Period of optional extensions
Lessee, Operating Lease, Renewal Term
Guarantee under sublease agreement (maximum)
Guarantor Obligations, Maximum Exposure, Undiscounted
Put options, general exercise period
Contingent Put Options, Exercise Period
Contingent Put Options, Exercise Period
Accrued put cost
Loss Contingency Accrual
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Significant Accounting Policies [Text Block]
Debt Disclosure [Abstract]
Schedule of Net Interest Expense from Continuing Operations
Net Interest Expense [Table Text Block]
Net Interest Expense
Schedule of Long-term Debt Instruments [Table]
Schedule of Long-term Debt Instruments [Table]
Credit Facility [Axis]
Credit Facility [Axis]
Credit Facility [Domain]
Credit Facility [Domain]
The Facility
Revolving Credit Facility [Member]
Long-term Debt, Type [Axis]
Long-term Debt, Type [Axis]
Long-term Debt, Type [Domain]
Long-term Debt, Type [Domain]
Senior notes
Senior Notes [Member]
Floating rate notes
Variable Rate Promissory Note [Member]
Variable Rate Promissory Note [Member]
Disposal Group Classification [Axis]
Disposal Group Classification [Axis]
Disposal Group Classification [Domain]
Disposal Group Classification [Domain]
Discontinued operations, spinoff
Discontinued Operations, Disposed of by Means Other than Sale, Spinoff [Member]
Disposal Group Name [Axis]
Disposal Group Name [Axis]
Disposal Group Name [Domain]
Disposal Group Name [Domain]
Extinguishment of Debt [Axis]
Extinguishment of Debt [Axis]
Extinguishment of Debt, Type [Domain]
Extinguishment of Debt, Type [Domain]
Debt Instrument [Axis]
Debt Instrument [Axis]
Debt Instrument, Name [Domain]
Debt Instrument, Name [Domain]
5.819% senior notes due 2017
5.819% Senior Notes, 2017 Maturity [Member]
5.819% Senior Notes, 2017 Maturity [Member]
7.0% senior notes due 2019
7.0% Senior Notes, 2019 Maturity [Member]
7.0% Senior Notes, 2019 Maturity [Member]
1.9% senior notes due 2018
1.9% Senior Notes, 2018 Maturity [Member]
1.9% Senior Notes, 2018 Maturity [Member]
2.1% senior notes due 2018
2.1% Senior Notes, 2018 Maturity [Member]
2.1% Senior Notes, 2018 Maturity [Member]
4.95% senior notes due 2020
4.95% Senior Notes, 2020 Maturity [Member]
4.95% Senior Notes, 2020 Maturity [Member]
Debt Instrument [Line Items]
Debt Instrument [Line Items]
Maximum aggregate principal amount outstanding under revolving credit facility
Line of Credit Facility, Maximum Borrowing Capacity
Maximum aggregate principal amount outstanding after increase with consent of lenders
Line Of Credit Facility, Maximum Borrowing Capacity After Increase With Consent Of Lenders
Line Of Credit Facility, Maximum Borrowing Capacity After Increase With Consent Of Lenders
Principal balance of senior notes repaid
Repayments of Long-term Debt
Stated interest rate
Debt Instrument, Interest Rate, Stated Percentage
Net loss as a cost of early retirement of debt
Gain (Loss) on Extinguishment of Debt
Aggregate principal amount of senior notes issued by Lamb Weston
Noncash or Part Noncash Divestiture, Amount of Consideration Received
Retirement of senior notes
Extinguishment of Debt, Amount
Repayment of floating rate notes
Repayments of Notes Payable
Earnings Per Share [Abstract]
Net income available to Conagra Brands, Inc. common stockholders:
Net Income (Loss) Available to Common Stockholders, Basic [Abstract]
Income from continuing operations attributable to Conagra Brands, Inc. common stockholders
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent
Income (loss) from discontinued operations, net of tax, attributable to Conagra Brands, Inc. common stockholders
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent
Net income attributable to Conagra Brands, Inc.
Net Income (Loss) Attributable to Parent
Less: Increase in redemption value of noncontrolling interests in excess of earnings allocated
Increase In Redemption Value Of Noncontrolling Interests In Excess Of Earnings Allocated
Increase in redemption value of noncontrolling interests in excess of earnings allocated.
Net income available to Conagra Brands, Inc. common stockholders
Net Income Loss Available To Common Stockholders After Adjustments
Net income loss available to common stockholders after adjustments.
Weighted average shares outstanding:
Weighted Average Number of Shares Outstanding, Diluted [Abstract]
Basic weighted average shares outstanding (in shares)
Weighted Average Number of Shares Outstanding, Basic
Add: Dilutive effect of stock options, restricted stock unit awards, and other dilutive securities (in shares)
Weighted Average Number Diluted Shares Outstanding Adjustment
Diluted weighted average shares outstanding (in shares)
Weighted Average Number of Shares Outstanding, Diluted
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Schedule of Derivative Assets and Liabilities and Amounts Representing Right to Reclaim or Obligation to Return Cash Collateral
Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]
Schedule of Derivative Assets and Liabilities on a Gross Basis
Schedule Of Derivative Instruments In Statement Of Financial Position Gross Fair Value [Table Text Block]
Schedule of derivative instruments in statement of financial position, gross, fair value.
Schedule of Location and Amount of Gain (Loss) from Derivatives Not Designated as Hedging Instruments
Derivative Instruments, Gain (Loss) [Table Text Block]
Statement of Comprehensive Income [Abstract]
Net income
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest [Abstract]
Pre-Tax Amount
Income (Loss), Including Portion Attributable to Noncontrolling Interest, before Tax
Net income
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest
Other comprehensive income:
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Unrealized derivative adjustments
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax [Abstract]
Pre-Tax Amount
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax
Tax (Expense) Benefit
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax
After-Tax Amount
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax
Unrealized gains on available-for-sale securities
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, before Reclassification Adjustments, Net of Tax [Abstract]
Pre-Tax Amount
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, before Tax
Tax (Expense) Benefit
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Tax
After-Tax Amount
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax
Unrealized currency translation gains (losses)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax [Abstract]
Pre-Tax Amount
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss), before Reclassification and Tax
Tax (Expense) Benefit
Other Comprehensive Income (Loss), Foreign Currency Translation Gain (Loss) Arising During Period, Tax
After-Tax Amount
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax
Pension and post-employment benefit obligations:
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax [Abstract]
Unrealized pension and post-employment benefit obligations
Other Comprehensive (Income) Loss, Defined Benefit Plan, before Reclassification Adjustment, after Tax [Abstract]
Pre-Tax Amount
Other Comprehensive (Income) Loss, Defined Benefit Plan, before Reclassification Adjustment and Tax
Tax (Expense) Benefit
Other Comprehensive (Income) Loss, Defined Benefit Plan, before Reclassification Adjustment, Tax
After-Tax Amount
Other Comprehensive (Income) Loss, Defined Benefit Plan, before Reclassification Adjustment, after Tax
Reclassification for pension and post-employment benefit obligations included in net income
Other Comprehensive (Income) Loss, Defined Benefit Plan, Reclassification Adjustment from AOCI, after Tax [Abstract]
Pre-Tax Amount
Other Comprehensive (Income) Loss, Defined Benefit Plan, Reclassification Adjustment from AOCI, before Tax
Tax (Expense) Benefit
Other Comprehensive (Income) Loss, Defined Benefit Plan, Reclassification Adjustment from AOCI, Tax
After-Tax Amount
Other Comprehensive (Income) Loss, Defined Benefit Plan, Reclassification Adjustment from AOCI, after Tax
Comprehensive income
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest [Abstract]
Pre-Tax Amount
Comprehensive Income (Loss), Before Tax, Including Portion Attributable to Noncontrolling Interest
Comprehensive Income (Loss), Before Tax, Including Portion Attributable to Noncontrolling Interest
Tax (Expense) Benefit
Comprehensive Income (Loss), Tax, Including Portion Attributable to Noncontrolling Interest
Comprehensive Income (Loss), Tax, Including Portion Attributable to Noncontrolling Interest
After-Tax Amount
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest
Comprehensive income attributable to noncontrolling interests
Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest [Abstract]
Pre-Tax Amount
Comprehensive Income (Loss), Before Tax, Attributable to Noncontrolling Interest
Comprehensive Income (Loss), Before Tax, Attributable to Noncontrolling Interest
Tax (Expense) Benefit
Comprehensive Income (Loss), Tax, Attributable to Noncontrolling Interest
Comprehensive Income (Loss), Tax, Attributable to Noncontrolling Interest
After-Tax Amount
Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest
Comprehensive income attributable to Conagra Brands, Inc.
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]
Pre-Tax Amount
Comprehensive Income (Loss), Before Tax, Attributable to Parent
Comprehensive Income (Loss), Before Tax, Attributable to Parent
Tax (Expense) Benefit
Comprehensive Income (Loss), Tax, Attributable to Parent
Comprehensive Income (Loss), Tax, Attributable to Parent
After-Tax Amount
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
LONG-TERM DEBT AND REVOLVING CREDIT FACILITY
Long-term Debt [Text Block]
Long-term debt
Interest Expense, Long-term Debt
Short-term debt
Interest Expense, Short-term Borrowings
Interest income
Investment Income, Interest
Interest capitalized
Interest Costs Capitalized Adjustment
Net interest expense
Interest Income (Expense), Net
Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Table]
Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Table]
Retirement Plan Type [Axis]
Retirement Plan Type [Axis]
Retirement Plan Type [Domain]
Retirement Plan Type [Domain]
Pension plans
Pension Plan [Member]
Postretirement plans
Other Postretirement Benefits Plan [Member]
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]
Weighted average discount rate for service costs
Defined Benefit Plan, Service Cost, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate
Defined Benefit Plan, Service Cost, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate
Weighted average discount rate for interest costs
Defined Benefit Plan, Interest Cost, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate
Defined Benefit Plan, Interest Cost, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate
Employer contributions to pension and other postretirement plans
Defined Benefit Plan, Plan Assets, Contributions by Employer
Anticipated further contributions for the remainder of fiscal 2018
Defined Benefit Plan, Expected Future Employer Contributions, Remainder of Fiscal Year
Discontinued Operations and Disposal Groups [Abstract]
Summary of Comparative Financial Results
Disposal Groups, Including Discontinued Operations [Table Text Block]
Schedule of Assets Classified as Held for Sale
Disclosure of Long Lived Assets Held-for-sale [Table Text Block]
Goodwill and Intangible Assets Disclosure [Abstract]
Schedule of Change in Carrying Amount of Goodwill
Schedule of Goodwill [Table Text Block]
Schedule of Other Identifiable Intangible Assets
Schedule of Acquired Finite-Lived Intangible Assets by Major Class [Table Text Block]
Fair Value Disclosures [Abstract]
Schedule of Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
DISCONTINUED OPERATIONS AND OTHER DIVESTITURES
Disposal Groups, Including Discontinued Operations, Disclosure [Text Block]
Income Statement [Abstract]
Net sales
Sales Revenue, Goods, Net
Costs and expenses:
Costs and Expenses [Abstract]
Cost of goods sold
Cost of Goods Sold
Selling, general and administrative expenses
Selling, General and Administrative Expense
Interest expense, net
Income from continuing operations before income taxes and equity method investment earnings
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest
Income tax expense
Income Tax Expense (Benefit)
Equity method investment earnings
Income (Loss) from Equity Method Investments
Income from continuing operations
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest
Income (loss) from discontinued operations, net of tax
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest
Less: Net income attributable to noncontrolling interests
Net Income (Loss) Attributable to Noncontrolling Interest
Earnings per share — basic
Earnings Per Share, Basic [Abstract]
Income from continuing operations attributable to Conagra Brands, Inc. common stockholders (in dollars per share)
Income (Loss) from Continuing Operations, Per Basic Share
Income from discontinued operations attributable to Conagra Brands, Inc. common stockholders (in dollars per share)
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share
Net income attributable to Conagra Brands, Inc. common stockholders (in dollars per share)
Earnings Per Share, Basic
Earnings per share — diluted
Earnings Per Share, Diluted [Abstract]
Income from continuing operations attributable to Conagra Brands, Inc. common stockholders (in dollars per share)
Income (Loss) from Continuing Operations, Per Diluted Share
Income from discontinued operations attributable to Conagra Brands, Inc. common stockholders (in dollars per share)
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share
Net income attributable to Conagra Brands, Inc. common stockholders (in dollars per share)
Earnings Per Share, Diluted
Cash dividends declared per common share (in dollars per share)
Common Stock, Dividends, Per Share, Declared
Document and Entity Information [Abstract]
Document and Entity Information
Entity Registrant Name
Entity Registrant Name
Entity Central Index Key
Entity Central Index Key
Current Fiscal Year End Date
Current Fiscal Year End Date
Entity Filer Category
Entity Filer Category
Document Type
Document Type
Document Period End Date
Document Period End Date
Document Fiscal Year Focus
Document Fiscal Year Focus
Document Fiscal Period Focus
Document Fiscal Period Focus
Amendment Flag
Amendment Flag
Entity Common Stock, Shares Outstanding
Entity Common Stock, Shares Outstanding
Segment Reporting [Abstract]
Schedule of Segment Reporting Information, by Segment [Table]
Schedule of Segment Reporting Information, by Segment [Table]
Derivative Instrument [Axis]
Derivative Instrument [Axis]
Derivative Contract [Domain]
Derivative Contract [Domain]
Commodity contracts
Commodity Contract [Member]
Consolidation Items [Axis]
Consolidation Items [Axis]
Consolidation Items [Domain]
Consolidation Items [Domain]
Reporting segments
Operating Segments [Member]
Net derivative gains (losses) recognized in general corporate expenses
Corporate, Non-Segment [Member]
Segments [Axis]
Segments [Axis]
Segments [Domain]
Segments [Domain]
Net derivative losses allocated to Grocery & Snacks
Grocery And Snacks [Member]
Grocery And Snacks [Member]
Net derivative losses allocated to Refrigerated & Frozen
Refrigerated And Frozen [Member]
Refrigerated And Frozen [Member]
Net derivative losses allocated to International
International [Member]
International
Net derivative losses allocated to Foodservice
Foodservice [Member]
Foodservice [Member]
Net derivative losses allocated to Commercial
Commercial [Member]
Commercial [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Instruments, Gain (Loss) [Line Items]
Net derivative losses incurred
Derivative, Gain (Loss) on Derivative, Net
PENSION AND POSTRETIREMENT BENEFITS
Pension and Other Postretirement Benefits Disclosure [Text Block]
Inventory Disclosure [Abstract]
INVENTORIES
Inventory Disclosure [Text Block]
Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table]
Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table]
Foreign exchange contracts
Foreign Exchange Contract [Member]
Income Statement Location [Axis]
Income Statement Location [Axis]
Income Statement Location [Domain]
Income Statement Location [Domain]
Cost of goods sold
Cost of Sales [Member]
Selling, general and administrative expense
Selling, General and Administrative Expenses [Member]
Derivatives, Fair Value [Line Items]
Derivatives, Fair Value [Line Items]
Total gain (loss) from derivative instruments not designated as hedging instruments
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net
Number of reportable segments
Number of Reportable Segments
Cumulative net derivative losses from economic hedges recognized in general corporate expenses
Cumulative Derivative Gains (Losses) Recognized, Not Yet Reclassified To Segment Operating Results
Cumulative Derivative Gains (Losses) Recognized, Not Yet Reclassified To Segment Operating Results
Net losses incurred
Net losses incurred in prior fiscal years
Derivative Gain (Loss) Of Previous Year To Be Reclassified To Segment Operating Results
Derivative gains (losses) of previous year to be reclassified to segment operating results.
Losses expected to be reclassified
Derivative Gains (Losses) To Be Reclassified To Segment Operating Results Next Fiscal Year
Derivative Gains (Losses) To Be Reclassified To Segment Operating Results Next Fiscal Year
Losses expected to be reclassified in fiscal 2019 and thereafter
Derivative Gain (Loss) To Be Reclassified To Segment Operating Results Thereafter
Derivative gain (loss) to be reclassified to segment operating results thereafter.
Total depreciation expense
Depreciation
Schedule of Revenue by Major Customers, by Reporting Segments [Table]
Schedule of Revenue by Major Customers, by Reporting Segments [Table]
Concentration Risk Type [Axis]
Concentration Risk Type [Axis]
Concentration Risk Type [Domain]
Concentration Risk Type [Domain]
Customer concentration risk
Customer Concentration Risk [Member]
Customer [Axis]
Customer [Axis]
Customer [Domain]
Customer [Domain]
Wal-Mart Stores, Inc. and affiliates
Wal-Mart Stores, Inc. And Affiliates [Member]
Wal-Mart Stores, Inc. And Affiliates [Member]
Concentration Risk Benchmark [Axis]
Concentration Risk Benchmark [Axis]
Concentration Risk Benchmark [Domain]
Concentration Risk Benchmark [Domain]
Net sales
Sales Revenue, Goods, Net [Member]
Net receivables
Accounts Receivable [Member]
Revenue, Major Customer [Line Items]
Revenue, Major Customer [Line Items]
Concentration risk (as a percent)
Concentration Risk, Percentage
Accounts payable to suppliers who utilize third-party service
Accounts Payable, Current, Subject To Third-Party Service
Accounts Payable, Current, Subject To Third-Party Service
Schedule of Pre-Tax Expenses in Association with the SCAE Plan
Restructuring and Related Costs [Table Text Block]
Schedule of Liabilities Recorded for the SCAE Plan
Schedule of Restructuring Reserve by Type of Cost [Table Text Block]
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]
Antidilutive Securities [Axis]
Antidilutive Securities [Axis]
Antidilutive Securities, Name [Domain]
Antidilutive Securities, Name [Domain]
Stock options
Employee Stock Option [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Stock options outstanding (in shares)
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount
Disposal Groups, Including Discontinued Operations [Table]
Disposal Groups, Including Discontinued Operations [Table]
Scenario [Axis]
Scenario [Axis]
Scenario, Unspecified [Domain]
Scenario, Unspecified [Domain]
Scenario, Forecast
Scenario, Forecast [Member]
Not discontinued operations, disposed of by sale
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member]
Held-for-sale, not discontinued operations
Disposal Group, Held-for-sale, Not Discontinued Operations [Member]
Wesson
Wesson [Member]
Wesson [Member]
JM Swank
JM Swank [Member]
JM Swank [Member]
Spicetec and JM Swank
Spicetec and JM Swank [Member]
Spicetec and JM Swank [Member]
Other long-lived assets
Other Long-Lived Assets [Member]
Other Long-Lived Assets [Member]
Commercial
Corporate
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]
Cash proceeds from sales of businesses, net of cash included
Proceeds from Divestiture of Businesses, Net of Cash Divested
Pre-tax gains from sales of businesses
Gain (Loss) on Disposition of Business
Noncurrent assets classified as held for sale
Disposal Group, Including Discontinued Operation, Assets, Noncurrent
New Accounting Pronouncements or Change in Accounting Principle [Table]
New Accounting Pronouncements or Change in Accounting Principle [Table]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Distribution of the Company's interest in Lamb Weston (as a percent)
Disposal Group, Including Discontinued Operation, Ownership Percentage In Disposed Asset
Disposal Group, Including Discontinued Operation, Ownership Percentage In Disposed Asset
Period to hedge portion of anticipated consumption of commodity inputs (up to)
Hedge for Anticipated Consumption of Commodity Inputs, Period
Hedge for Anticipated Consumption of Commodity Inputs, Period
Derivative Instruments, Gain (Loss) [Table]
Derivative Instruments, Gain (Loss) [Table]
Balance Sheet Location [Axis]
Balance Sheet Location [Axis]
Balance Sheet Location [Domain]
Balance Sheet Location [Domain]
Prepaid expenses and other current assets
Prepaid Expenses and Other Current Assets [Member]
Fair Value, Hierarchy [Axis]
Fair Value, Hierarchy [Axis]
Fair Value Hierarchy [Domain]
Fair Value Hierarchy [Domain]
Level 2
Fair Value, Inputs, Level 2 [Member]
Position [Axis]
Position [Axis]
Position [Domain]
Position [Domain]
Purchase contracts
Long [Member]
Sales contracts
Short [Member]
Amounts representing a right to reclaim cash collateral
Derivative Asset, Collateral, Obligation to Return Cash, Offset
Derivative asset prior to offsetting to total derivative
Derivative Asset, Fair Value, Gross Liability
Derivative liability prior to offsetting to total derivative
Derivative Liability, Fair Value, Gross Asset
Notional value of contracts
Derivative, Notional Amount
Maximum amount of loss due to credit risk of counterparties
Credit Derivative, Maximum Exposure, Undiscounted
DERIVATIVE FINANCIAL INSTRUMENTS
Derivative Instruments and Hedging Activities Disclosure [Text Block]
Income Tax Disclosure [Abstract]
INCOME TAXES
Income Tax Disclosure [Text Block]
BUSINESS SEGMENTS AND RELATED INFORMATION
Segment Reporting Disclosure [Text Block]
Schedule of Goodwill [Table]
Schedule of Goodwill [Table]
International
Goodwill [Line Items]
Goodwill [Line Items]
Charge recognized for the impairment of certain long-lived assets
Impairment of Long-Lived Assets to be Disposed of
Goodwill impairment charges
Goodwill, Impairment Loss
Impairments of non-amortizing intangible assets
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)
Carrying amount of long-term debt (including current installments)
Long-term Debt
Estimated fair value of debt
Long-term Debt, Fair Value
Total cost of goods sold
Cost of Goods, Total [Member]
Pension costs
Accelerated depreciation
Accelerated depreciation related to cost of goods sold [Member]
Accelerated depreciation related to cost of goods sold [Member]
Other cost of goods sold
Other Cost of Goods Sold [Member]
Other Cost of Goods Sold
Total selling, general and administrative expenses
Severance and related costs, net
Severance and Related Costs (Recoveries) [Member]
Severance and Related Costs (Recoveries) [Member]
Fixed asset impairment (net of gains on disposal)
Asset Impairment Charge [Member]
Asset impairment charge.
Accelerated depreciation
Accelerated Depreciation [Member]
Accelerated depreciation.
Contract/lease cancellation expenses
Consulting/professional fees
Other selling, general and administrative expenses
Other Net [Member]
Other, net.
Grocery & Snacks
Refrigerated & Frozen
Foodservice
Anticipated pre-tax expenses
Restructuring and Related Cost, Expected Cost
Recognized pre-tax expenses
Restructuring and Related Cost, Incurred Cost
Cumulative pre-tax expenses
Restructuring and Related Cost, Cost Incurred to Date
Pension Benefits
Postretirement Benefits
Service cost
Defined Benefit Plan, Service Cost
Interest cost
Defined Benefit Plan, Interest Cost
Expected return on plan assets
Defined Benefit Plan, Expected Return (Loss) on Plan Assets
Amortization of prior service cost
Defined Benefit Plan, Amortization of Prior Service Cost (Credit)
Recognized net actuarial loss
Defined Benefit Plan, Amortization of Gain (Loss)
Benefit cost (benefit) — Company plans
Defined Benefit Plan, Net Periodic Benefit Cost (Credit)
Pension benefit cost — multi-employer plans
Pension Cost (Reversal of Cost)
Total cost (benefit)
Total Benefit Cost (Benefit)
Total Benefit Cost (Benefit)
Schedule of Accumulated Balances for Each Component of Other Comprehensive Income (Loss), Net of Tax
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
Summary of Reclassifications From Accumulated Other Comprehensive Income (Loss)
Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]
Schedule of Major Classes of Inventories
Schedule of Inventory, Current [Table Text Block]
Private Brands
Private Brands [Member]
Private Brands [Member]
Discontinued operations, disposed of by sale
Discontinued Operations, Disposed of by Sale [Member]
Net sales
Disposal Group, Including Discontinued Operation, Revenue
Income (loss) from discontinued operations before income taxes and equity method investment earnings
Disposal Group, Including Discontinued Operation, Operating Income (Loss)
Income (loss) before income taxes and equity method investment earnings
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax
Income tax expense (benefit)
Discontinued Operation, Tax Effect of Discontinued Operation
Equity method investment earnings
Income (loss) from discontinued operations, net of tax
Less: Net income attributable to noncontrolling interests
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Noncontrolling Interest
Net income (loss) from discontinued operations attributable to Conagra Brands, Inc.
Basis of Consolidation
Consolidation, Policy [Policy Text Block]
Comprehensive Income
Comprehensive Income, Policy [Policy Text Block]
Cash and cash equivalents
Cash and Cash Equivalents, Policy [Policy Text Block]
Reclassifications and other changes
Reclassification, Policy [Policy Text Block]
Use of Estimates
Use of Estimates, Policy [Policy Text Block]
Accounting Changes and Recently Issued Accounting Standards
New Accounting Pronouncements, Policy [Policy Text Block]
Statement of Financial Position [Abstract]
Allowance for doubtful accounts
Allowance for Doubtful Accounts Receivable, Current
Common stock, par value (in dollars per share)
Common Stock, Par or Stated Value Per Share
Common stock, authorized (in shares)
Common Stock, Shares Authorized
Common stock, issued (in shares)
Common Stock, Shares, Issued
Treasury stock (in shares)
Treasury Stock, Shares
Approved expenses (up to) in connection with the SCAE Plan
Restructuring and Related Cost, Approved Cost
Restructuring and Related Cost, Approved Cost
Charges incurred or expected to be incurred
Cash charges incurred or expected to be incurred
Restructuring And Related Cost Expected Cash Outflows From Inception
Restructuring And Related Cost Expected Cash Outflows From Inception
Non-cash charges incurred or expected to be incurred
Restructuring And Related Cost Expected Noncash Charges From Inception
Restructuring And Related Cost Expected Noncash Charges From Inception
Recognized charges
Charges that have resulted or will result in cash outflows
Restructuring And Related Cost Expected Cash Outflows
Restructuring and related cost expected cash outflows.
Non-cash charges
Restructuring And Related Cost Expected Noncash Charges
Restructuring and related cost expected noncash charges.
Charges that have resulted or will result in cash outflows from plan inception
Restructuring And Related Cost Incurred Cash Outflows From Inception
Restructuring And Related Cost Incurred Cash Outflows From Inception
Non-cash charges from plan inception
Restructuring And Related Cost Incurred Noncash Charges From Inception
Restructuring And Related Cost Incurred Noncash Charges From Inception
Pre-tax expenses from plan inception
Restructuring and Related Cost, Incurred Cost From Inception
Restructuring and Related Cost, Incurred Cost From Inception
Schedule of Segment Operations
Schedule of Segment Reporting Information, by Segment [Table Text Block]
Schedule of Net Derivative Gains (Losses) from Economic Hedges of Forecasted Commodity Consumption and Foreign Currency Risk
Allocation Of Net Derivative Gains Losses From Economic Hedges To Operating Results Of Reporting Segments Table [Table Text Block]
Allocation of net derivative gains losses from economic hedges to operating results of reporting segments.
Raw materials and packaging
Inventory, Raw Materials, Net of Reserves
Work in process
Inventory, Work in Process, Net of Reserves
Finished goods
Inventory, Finished Goods, Net of Reserves
Supplies and other
Other Inventory, Net of Reserves
Total
Inventory, Net
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
SHARE-BASED PAYMENTS
Disclosure of Compensation Related Costs, Share-based Payments [Text Block]
Business Combinations [Abstract]
Schedule of Business Acquisitions, by Acquisition [Table]
Schedule of Business Acquisitions, by Acquisition [Table]
Frontera Foods, Inc. and Thanasi Foods LLC
Frontera Foods, Inc. And Thanasi Foods LLC [Member]
Frontera Foods, Inc. And Thanasi Foods LLC [Member]
Business Acquisition [Axis]
Business Acquisition [Axis]
Business Acquisition, Acquiree [Domain]
Business Acquisition, Acquiree [Domain]
Thanasi Foods, LLC and BIGS LLC
Thanasi Foods, LLC And BIGS LLC [Member]
Thanasi Foods, LLC And BIGS LLC [Member]
Frontera Foods, Inc. and Red Fork LLC
Frontera Foods, Inc. And Red Fork LLC [Member]
Frontera Foods, Inc. And Red Fork LLC [Member]
Angie's Artisan Treats, LLC
Angie's Artisan Treats, LLC [Member]
Angie's Artisan Treats, LLC [Member]
Business Acquisition [Line Items]
Business Acquisition [Line Items]
Cash payment for businesses, net of cash acquired
Payments to Acquire Businesses, Net of Cash Acquired
Classified as goodwill
Goodwill
Deductible for income tax purposes
Business Acquisition, Goodwill, Expected Tax Deductible Amount
Classified as other intangible assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill
Net sales
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual
Transaction value
Business Combination, Consideration Transferred
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Schedule of Variable Interest Entities [Table]
Schedule of Variable Interest Entities [Table]
Variable Interest Entity [Line Items]
Variable Interest Entity [Line Items]
Contingent put options, general exercise period
Estimated amount by which put prices exceeded the fair values of the related properties
Prepaid expenses and other current assets
Derivative Asset, Fair Value, Amount Offset Against Collateral
Other accrued liabilities
Derivative Liability, Fair Value, Amount Offset Against Collateral
EARNINGS PER SHARE
Earnings Per Share [Text Block]
FAIR VALUE MEASUREMENTS
Fair Value Disclosures [Text Block]
Equity [Abstract]
STOCKHOLDERS' EQUITY
Stockholders' Equity Note Disclosure [Text Block]
Reconciliation of Income and Average Share Amounts Used to Compute Basic and Diluted Earnings Per Share
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
RESTRUCTURING ACTIVITIES
Restructuring and Related Activities Disclosure [Text Block]
CONTINGENCIES
Commitments and Contingencies Disclosure [Text Block]
Statement of Cash Flows [Abstract]
Cash flows from operating activities:
Net Cash Provided by (Used in) Operating Activities [Abstract]
Income (loss) from discontinued operations
Income from continuing operations
Adjustments to reconcile income from continuing operations to net cash flows from operating activities:
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]
Depreciation and amortization
Depreciation, Depletion and Amortization, Nonproduction
Asset impairment charges
Asset Impairment Charges
Gain on divestitures
Earnings of affiliates in excess of distributions
Income (Loss) from Equity Method Investments, Net of Dividends or Distributions
Stock-settled share-based payments expense
Share-based Compensation
Contributions to pension plans
Payment for Pension Benefits
Pension benefit
Other items
Other Operating Activities, Cash Flow Statement
Change in operating assets and liabilities excluding effects of business acquisitions and dispositions:
Increase (Decrease) in Operating Capital [Abstract]
Receivables
Increase (Decrease) in Accounts Receivable
Inventories
Increase (Decrease) in Inventories
Deferred income taxes and income taxes payable, net
Increase Decrease In Deferred Income Taxes And Income Taxes Payable Net
Increase Decrease In Deferred Income Taxes And Income Taxes Payable Net
Prepaid expenses and other current assets
Increase (Decrease) in Prepaid Expense and Other Assets
Accounts payable
Increase (Decrease) in Accounts Payable, Trade
Accrued payroll
Increase (Decrease) in Employee Related Liabilities
Other accrued liabilities
Increase (Decrease) in Other Accrued Liabilities
Net cash flows from operating activities — continuing operations
Net Cash Provided by (Used in) Operating Activities, Continuing Operations
Net cash flows from operating activities — discontinued operations
Cash Provided by (Used in) Operating Activities, Discontinued Operations
Net cash flows from operating activities
Net Cash Provided by (Used in) Operating Activities
Cash flows from investing activities:
Net Cash Provided by (Used in) Investing Activities [Abstract]
Additions to property, plant and equipment
Payments to Acquire Property, Plant, and Equipment
Sale of property, plant and equipment
Proceeds from Sale of Property, Plant, and Equipment
Proceeds from divestitures
Proceeds from Divestiture of Businesses
Net cash flows from investing activities — continuing operations
Net Cash Provided by (Used in) Investing Activities, Continuing Operations
Net cash flows from investing activities — discontinued operations
Cash Provided by (Used in) Investing Activities, Discontinued Operations
Net cash flows from investing activities
Net Cash Provided by (Used in) Investing Activities
Cash flows from financing activities:
Net Cash Provided by (Used in) Financing Activities [Abstract]
Net short-term borrowings
Proceeds from (Repayments of) Short-term Debt
Repayment of long-term debt
Payment of intangible asset financing arrangement
Repayments Of Long-Term Debt, Finite-Lived Intangible Assets
Repayments Of Long-Term Debt, Finite-Lived Intangible Assets
Repurchase of Conagra Brands, Inc. common shares
Payments for Repurchase of Common Stock
Cash dividends paid
Payments of Dividends
Exercise of stock options and issuance of other stock awards, including tax withholdings
Proceeds from Issuance of Shares under Incentive and Share-based Compensation Plans, Including Stock Options
Net cash flows from financing activities — continuing operations
Net Cash Provided by (Used in) Financing Activities, Continuing Operations
Net cash flows from financing activities — discontinued operations
Cash Provided by (Used in) Financing Activities, Discontinued Operations
Net cash flows from financing activities
Net Cash Provided by (Used in) Financing Activities
Effect of exchange rate changes on cash and cash equivalents
Effect of Exchange Rate on Cash and Cash Equivalents
Net change in cash and cash equivalents
Cash and Cash Equivalents, Period Increase (Decrease)
Add: Cash balance included in assets held for sale and discontinued operations at beginning of period
Disposal Group, Including Discontinued Operation, Cash and Cash Equivalents
Less: Cash balance included in assets held for sale and discontinued operations at end of period
Cash and cash equivalents at beginning of period
Cash and Cash Equivalents, at Carrying Value, Including Discontinued Operations
Cash and cash equivalents at beginning of period
Reclassification out of Accumulated Other Comprehensive Income [Table]
Reclassification out of Accumulated Other Comprehensive Income [Table]
Reclassification out of Accumulated Other Comprehensive Income [Axis]
Reclassification out of Accumulated Other Comprehensive Income [Axis]
Reclassification out of Accumulated Other Comprehensive Income [Domain]
Reclassification out of Accumulated Other Comprehensive Income [Domain]
Reclassification out of accumulated other comprehensive loss
Reclassification out of Accumulated Other Comprehensive Income [Member]
Net prior service benefit
Accumulated Defined Benefit Plans Adjustment, Net Prior Service Attributable to Parent [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Selling, general and administrative expenses
Income tax expense
Goodwill
Goodwill [Roll Forward]
Balance as of beginning of period
Purchase accounting adjustments
Goodwill, Purchase Accounting Adjustments
Currency translation
Goodwill, Foreign Currency Translation Gain (Loss)
Balance as of end of period
GOODWILL AND OTHER IDENTIFIABLE INTANGIBLE ASSETS
Goodwill and Intangible Assets Disclosure [Text Block]
Fair Value Measurements, Recurring and Nonrecurring [Table]
Fair Value Measurements, Recurring and Nonrecurring [Table]
Level 1
Fair Value, Inputs, Level 1 [Member]
Level 3
Fair Value, Inputs, Level 3 [Member]
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]
Assets:
Assets, Fair Value Disclosure [Abstract]
Derivative assets
Derivative Asset
Available-for-sale securities
Available-for-sale Securities
Total assets
Assets, Fair Value Disclosure
Liabilities:
Liabilities, Fair Value Disclosure [Abstract]
Derivative liabilities
Derivative Liability
Deferred compensation liabilities
Accrued Liabilities, Fair Value Disclosure
Total liabilities
Financial and Nonfinancial Liabilities, Fair Value Disclosure
Other
Other Contract [Member]
Other accrued liabilities
Other Accrued Liabilities [Member]
Other accrued liabilities.
Hedging Designation [Axis]
Hedging Designation [Axis]
Hedging Designation [Domain]
Hedging Designation [Domain]
Total derivatives not designated as hedging instruments
Not Designated as Hedging Instrument [Member]
Derivative Assets
Derivative Instruments Not Designated as Hedging Instruments, Asset, at Fair Value
Derivative Liabilities
Derivative Instruments Not Designated as Hedging Instruments, Liability, at Fair Value
Counterparty Name [Axis]
Counterparty Name [Axis]
Counterparty Name [Domain]
Counterparty Name [Domain]
TreeHouse Foods, Inc.
TreeHouse Foods, Inc. [Member]
TreeHouse Foods, Inc. [Member]
Related Party [Axis]
Related Party [Axis]
Related Party [Domain]
Related Party [Domain]
Buyer of Private Brands Operations
Buyer Of Private Brands Operations [Member]
Buyer Of Private Brands Operations [Member]
Related Party Transaction [Axis]
Related Party Transaction [Axis]
Related Party Transaction [Domain]
Related Party Transaction [Domain]
Transition services agreement
Transition Services Agreement [Member]
Transition Services Agreement [Member]
Cash price for disposition
Disposal Group, Including Discontinued Operation, Consideration
After-tax (loss) income
Pre-tax gain
Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, before Income Tax, Attributable to Parent
Income from transition services agreement
Revenue from Related Parties
Canada
CANADA
Indefinite-lived Intangible Assets [Axis]
Indefinite-lived Intangible Assets [Axis]
Indefinite-lived Intangible Assets, Major Class Name [Domain]
Indefinite-lived Intangible Assets, Major Class Name [Domain]
Trademarks
Trademarks [Member]
Products and Services [Axis]
Products and Services [Axis]
Products and Services [Domain]
Products and Services [Domain]
Del Monte Brand
Del Monte Brand [Member]
Del Monte Brand [Member]
Discount rates
Fair Value Inputs, Discount Rate
Terminal growth rates
Fair Value Inputs, Terminal Growth Rate
Fair Value Inputs, Terminal Growth Rate
Impairment of goodwill
Write-down of intangible asset to estimated fair value
Remaining weighted average life of amortizing intangible assets
Finite-Lived Intangible Asset, Useful Life
Amortization expense
Amortization of Intangible Assets
Amortization expense year one
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months
Amortization expense year two
Finite-Lived Intangible Assets, Amortization Expense, Year Two
Amortization expense year three
Finite-Lived Intangible Assets, Amortization Expense, Year Three
Amortization expense year four
Finite-Lived Intangible Assets, Amortization Expense, Year Four
Amortization expense year five
Finite-Lived Intangible Assets, Amortization Expense, Year Five
Non-amortizing intangible assets
Indefinite-Lived Intangible Assets (Excluding Goodwill) [Abstract]
Gross Carrying Amount
Indefinite-Lived Intangible Assets (Excluding Goodwill)
Amortizing intangible assets
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount
Finite-Lived Intangible Assets, Gross
Accumulated Amortization
Finite-Lived Intangible Assets, Accumulated Amortization
Identifiable intangible assets
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Gross Carrying Amount
Intangible Assets, Gross (Excluding Goodwill)
Accumulated Amortization
Reconciliation of Stockholders' Equity Accounts
Schedule of Stockholders Equity [Table Text Block]
Income Tax Contingency [Table]
Income Tax Contingency [Table]
Valuation Allowance by Deferred Tax Asset [Axis]
Valuation Allowance by Deferred Tax Asset [Axis]
Deferred Tax Asset [Domain]
Deferred Tax Asset [Domain]
Foreign tax credits generated in prior periods
Foreign Tax Credits Generated In Prior Periods [Member]
Foreign Tax Credits Generated In Prior Periods [Member]
Repatriation Of Foreign Earnings, Type [Axis]
Repatriation Of Foreign Earnings, Type [Axis]
Repatriation Of Foreign Earnings, Type [Axis]
Repatriation Of Foreign Earnings, Type [Domain]
Repatriation Of Foreign Earnings, Type [Domain]
[Domain] for Repatriation Of Foreign Earnings, Type [Axis]
Planned cash repatriation
Cash Repatriation [Member]
Cash Repatriation [Member]
Repatriation due to timing of cash flows
Repatriation Of Earnings Due To Timing Of Cash Flows [Member]
Repatriation Of Earnings Due To Timing Of Cash Flows [Member]
No longer required for indefinite reinvestment
No Longer Required For Indefinite Reinvestment [Member]
No Longer Required For Indefinite Reinvestment [Member]
Income Tax Contingency [Line Items]
Income Tax Contingency [Line Items]
Effective tax rate
Effective Income Tax Rate Reconciliation, Percent
Gross unrecognized tax benefits for uncertain tax positions
Unrecognized Tax Benefits
Related liabilities for gross interest and penalties
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued
Net amount of unrecognized tax benefits that, if recognized, would impact the effective tax rate
Unrecognized Tax Benefits that Would Impact Effective Tax Rate
Gross unrecognized tax benefits, estimated decrease over the next twelve months (up to)
Decrease in Unrecognized Tax Benefits is Reasonably Possible
Deferred tax asset
Deferred Tax Assets, Gross
Corresponding valuation allowances
Deferred Tax Assets, Valuation Allowance
Foreign earnings expected to be repatriated
Foreign Earnings Repatriated
VARIABLE INTEREST ENTITIES
Variable Interest Entity Disclosure [Text Block]
Segment Reporting Information [Line Items]
Segment Reporting Information [Line Items]
Net sales
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total net sales
Operating profit
Segment Reporting Information, Operating Income (Loss) [Abstract]
Total operating profit
Operating Income (Loss)
Equity method investment earnings
General corporate expense
General and Administrative Expense
Interest expense, net
Less: Net income attributable to noncontrolling interests of continuing operations
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Noncontrolling Interest
Income from continuing operations attributable to Conagra Brands, Inc.
Total current assets
Disposal Group, Including Discontinued Operation, Assets, Current
Total noncurrent assets
Goodwill
Disposal Group, Including Discontinued Operation, Goodwill, Noncurrent
Spinoff
Spinoff Of Parent [Member]
Spinoff Of Parent [Member]
Expenses in connection with the Spinoff primarily related to professional fees and contract services
Professional Fees
Total assets (net of cash assumed) transferred
Disposal Group, Including Discontinued Operation, Assets Excluding Cash
Disposal Group, Including Discontinued Operation, Assets Excluding Cash
Total liabilities (including debt) transferred
Disposal Group, Including Discontinued Operation, Liabilities
Debt assumed
Disposal Group, Including Discontinued Operation, Debt
Disposal Group, Including Discontinued Operation, Debt
Cash payment received from Lamb Weston
ASSETS
Assets [Abstract]
Current assets
Assets, Current [Abstract]
Cash and cash equivalents
Cash and Cash Equivalents, at Carrying Value
Receivables, less allowance for doubtful accounts of $3.2 and $3.1
Receivables, Net, Current
Inventories
Prepaid expenses and other current assets
Other Assets, Current
Current assets held for sale
Total current assets
Assets, Current
Property, plant and equipment
Property, Plant and Equipment, Gross
Less accumulated depreciation
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment
Property, plant and equipment, net
Property, Plant and Equipment, Net
Goodwill
Brands, trademarks and other intangibles, net
Intangible Assets, Net (Excluding Goodwill)
Other assets
Other Assets, Noncurrent
Noncurrent assets held for sale
Total assets
Assets
LIABILITIES AND STOCKHOLDERS' EQUITY
Liabilities and Equity [Abstract]
Current liabilities
Liabilities, Current [Abstract]
Notes payable
Notes Payable, Current
Current installments of long-term debt
Long-term Debt and Capital Lease Obligations, Current
Accounts payable
Accounts Payable, Current
Accrued payroll
Employee-related Liabilities, Current
Other accrued liabilities
Other Accrued Liabilities, Current
Total current liabilities
Liabilities, Current
Senior long-term debt, excluding current installments
Senior Notes, Noncurrent
Subordinated debt
Subordinated Long-term Debt, Noncurrent
Other noncurrent liabilities
Other Liabilities, Noncurrent
Total liabilities
Liabilities
Common stockholders' equity
Stockholders' Equity Attributable to Parent [Abstract]
Common stock of $5 par value, authorized 1,200,000,000 shares; issued 567,907,172
Common Stock, Value, Issued
Additional paid-in capital
Additional Paid in Capital, Common Stock
Retained earnings
Retained Earnings (Accumulated Deficit)
Accumulated other comprehensive loss
Accumulated Other Comprehensive Income (Loss), Net of Tax
Less treasury stock, at cost, 159,409,040 and 151,387,209 common shares
Treasury Stock, Value
Total Conagra Brands, Inc. common stockholders' equity
Stockholders' Equity Attributable to Parent
Noncontrolling interests
Stockholders' Equity Attributable to Noncontrolling Interest
Total stockholders' equity
Total liabilities and stockholders' equity
Liabilities and Equity
ACQUISITIONS
Business Combination Disclosure [Text Block]
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Award Type [Axis]
Award Type [Axis]
Equity Award [Domain]
Equity Award [Domain]
Restricted stock units
Restricted Stock [Member]
Performance shares
Performance Shares [Member]
Consolidated Entities [Axis]
Consolidated Entities [Axis]
Consolidated Entities [Domain]
Consolidated Entities [Domain]
Subsidiary
Subsidiaries [Member]
Vesting [Axis]
Vesting [Axis]
Vesting [Domain]
Vesting [Domain]
2016 EBITDA
Share-based Compensation Award, Tranche One [Member]
2017 EBITDA
Share-based Compensation Award, Tranche Two [Member]
2018 EBITDA
Share-based Compensation Award, Tranche Three [Member]
2019 diluted EPS CAGR
Share-Based Compensation Award, Tranche Four [Member]
Share-Based Compensation Award, Tranche Four [Member]
Award Date [Axis]
Award Date [Axis]
Award Date [Domain]
Award Date [Domain]
Fiscal 2018
August 28, 2016 [Member]
August 28, 2016 [Member]
Fiscal 2019
August 28, 2017 [Member]
August 28, 2017 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense (income)
Allocated Share-based Compensation Expense
Stock granted, shares (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period
Weighted average grant date price (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value
Performance shares based on earnings per share goal and EBITDA return on capital (as a percent)
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage
Period of measurement for diluted EPS CAGR
Period Of Measurement For Diluted Earnings Per Share Compound Annual Growth Rate
Period Of Measurement For Diluted Earnings Per Share Compound Annual Growth Rate
Schedule Of Stockholders' Equity Accounts [Table]
Schedule Of Stockholders' Equity Accounts [Table]
Schedule Of Stockholders' Equity Accounts [Table]
Common Stock
Common Stock [Member]
Additional Paid-in Capital
Additional Paid-in Capital [Member]
Retained Earnings
Retained Earnings [Member]
Accumulated Other Comprehensive Income (Loss)
Treasury Stock
Treasury Stock [Member]
Noncontrolling Interests
Noncontrolling Interest [Member]
Schedule Of Stockholders' Equity Accounts [Line Items]
Schedule Of Stockholders' Equity Accounts [Line Items]
[Line Items] for Schedule Of Stockholders' Equity Accounts [Table]
Conagra Brands, Inc. Stockholders' Equity
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance at beginning of period (in shares)
Shares, Issued
Balance at beginning of period
Stock option and incentive plans
Stock Issued During Period, Value, Share-based Compensation, Gross
Spinoff of Lamb Weston
Stockholders' Equity Note, Spinoff Transaction
Currency translation adjustment, net
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax
Repurchase of common shares
Treasury Stock, Value, Acquired, Cost Method
Unrealized gain on securities
Activities of noncontrolling interests
Noncontrolling Interest, Period Increase (Decrease)
Dividends declared on common stock; $0.2125 per share
Dividends, Common Stock, Cash
Dividends declared on common stock (in dollars per share)
Common Stock, Dividends, Per Share, Cash Paid
Net income attributable to Conagra Brands, Inc.
Balance at end of period (in shares)
Balance at ending of period