XML 22 R57.htm IDEA: XBRL DOCUMENT
v2.4.1.9

DERIVATIVE FINANCIAL INSTRUMENTS (Narrative) (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Nov. 23, 2014 | Nov. 24, 2013 | Nov. 23, 2014 | Nov. 24, 2013 | May 25, 2014
Derivative Financial Instruments [Line Items] |  |  |  |  |
Derivative asset prior to offsetting to total derivative | $ 15.5 us-gaap_DerivativeAssetFairValueGrossLiability |  | $ 15.5 us-gaap_DerivativeAssetFairValueGrossLiability |  | $ 13.0 us-gaap_DerivativeAssetFairValueGrossLiability
Derivative liability prior to offsetting to total derivative | 28.1 us-gaap_DerivativeLiabilityFairValueGrossAsset |  | 28.1 us-gaap_DerivativeLiabilityFairValueGrossAsset |  | 6.8 us-gaap_DerivativeLiabilityFairValueGrossAsset
Hedge for Anticipated Consumption of Commodity Inputs, Period |  |  | 36 months |  |
Unrealized derivative adjustments | 0 us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax | (6.2)us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax | 0 us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax | 39.3 us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax |
Unamortized amounts of deferred gain (loss) | (179.7)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax |  | (179.7)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax |  | (134.3)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
Amounts representing a right to reclaim cash collateral included in prepaid expenses and other current assets |  |  |  |  | 6.2 us-gaap_DerivativeAssetCollateralObligationToReturnCashOffset
Change in Unrealized Loss on Hedged Item in Fair Value Hedge | 2.6 us-gaap_ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1 |  | 0.1 us-gaap_ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1 |  |
Reduction of net interest expense due to impact of interest rate swap contracts | 0.3 cag_ReductionOfNetInterestExpenseDueToImpactOfInterestRateSwapContracts |  | 0.6 cag_ReductionOfNetInterestExpenseDueToImpactOfInterestRateSwapContracts |  |
Maximum amount of loss due to the credit risk of the counterparties | 20.7 us-gaap_CreditDerivativeMaximumExposureUndiscounted |  | 20.7 us-gaap_CreditDerivativeMaximumExposureUndiscounted |  |
Derivative Liability, Collateral, Right to Reclaim Cash, Offset | 12.6 us-gaap_DerivativeLiabilityCollateralRightToReclaimCashOffset |  | 12.6 us-gaap_DerivativeLiabilityCollateralRightToReclaimCashOffset |  |
Open Commodity Purchase Contracts |  |  |  |  |
Derivative Financial Instruments [Line Items] |  |  |  |  |
Notional value of open commodity contracts | 1,300.0 invest_DerivativeNotionalAmount / us-gaap_DerivativeByNatureAxis = cag_OpenCommodityPurchaseContractsMember |  | 1,300.0 invest_DerivativeNotionalAmount / us-gaap_DerivativeByNatureAxis = cag_OpenCommodityPurchaseContractsMember |  | 1,400.0 invest_DerivativeNotionalAmount / us-gaap_DerivativeByNatureAxis = cag_OpenCommodityPurchaseContractsMember
Open commodity sales contracts |  |  |  |  |
Derivative Financial Instruments [Line Items] |  |  |  |  |
Notional value of open commodity contracts | 1,200.0 invest_DerivativeNotionalAmount / us-gaap_DerivativeByNatureAxis = cag_OpenCommoditySalesContractsMember |  | 1,200.0 invest_DerivativeNotionalAmount / us-gaap_DerivativeByNatureAxis = cag_OpenCommoditySalesContractsMember |  | 1,400.0 invest_DerivativeNotionalAmount / us-gaap_DerivativeByNatureAxis = cag_OpenCommoditySalesContractsMember
Foreign exchange contracts |  |  |  |  |
Derivative Financial Instruments [Line Items] |  |  |  |  |
Notional value of open commodity contracts | 105.2 invest_DerivativeNotionalAmount / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_ForeignExchangeContractMember |  | 105.2 invest_DerivativeNotionalAmount / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_ForeignExchangeContractMember |  | 170.1 invest_DerivativeNotionalAmount / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_ForeignExchangeContractMember
2043 Maturity | Cash Flow Hedging |  |  |  |  |
Derivative Financial Instruments [Line Items] |  |  |  |  |
Unrealized derivative adjustments |  | 4.2 us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax / us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis = us-gaap_CashFlowHedgingMember / us-gaap_LongtermDebtTypeAxis = cag_A2043MaturityMember |  |  |
2023 Maturity | Cash Flow Hedging |  |  |  |  |
Derivative Financial Instruments [Line Items] |  |  |  |  |
Unrealized derivative adjustments |  | (2.0)us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax / us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis = us-gaap_CashFlowHedgingMember / us-gaap_LongtermDebtTypeAxis = cag_A2023MaturityMember |  |  |
Selling, general and administrative expense | Interest rate contracts |  |  |  |  |
Derivative Financial Instruments [Line Items] |  |  |  |  |
Change in Unrealized Gain on Fair Value Hedging Instruments | 2.9 us-gaap_ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1 / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_InterestRateSwapMember / us-gaap_IncomeStatementLocationAxis = us-gaap_SellingGeneralAndAdministrativeExpensesMember |  | 0.7 us-gaap_ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1 / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_InterestRateSwapMember / us-gaap_IncomeStatementLocationAxis = us-gaap_SellingGeneralAndAdministrativeExpensesMember |  |
Cash flow hedges | 2043 Maturity | Cash Flow Hedging |  |  |  |  |
Derivative Financial Instruments [Line Items] |  |  |  |  |
Unamortized amounts of deferred gain (loss) | 3.0 us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis = us-gaap_CashFlowHedgingMember / us-gaap_LongtermDebtTypeAxis = cag_A2043MaturityMember / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember |  | 3.0 us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis = us-gaap_CashFlowHedgingMember / us-gaap_LongtermDebtTypeAxis = cag_A2043MaturityMember / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember |  |
Cash flow hedges | 2023 Maturity | Cash Flow Hedging |  |  |  |  |
Derivative Financial Instruments [Line Items] |  |  |  |  |
Unamortized amounts of deferred gain (loss) | $ (1.4)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis = us-gaap_CashFlowHedgingMember / us-gaap_LongtermDebtTypeAxis = cag_A2023MaturityMember / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember |  | $ (1.4)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis = us-gaap_CashFlowHedgingMember / us-gaap_LongtermDebtTypeAxis = cag_A2023MaturityMember / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember |  |

X
- Details
Name: | cag_DerivativeFinancialInstrumentsLineItems
Namespace Prefix: | cag_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Hedge for Anticipated Consumption of Commodity Inputs, Period + References No definition available. + Details
Name: | cag_HedgeForAnticipatedConsumptionOfCommodityInputsPeriod
Namespace Prefix: | cag_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Reduction of net interest expense due to impact of interest rate swap contracts. + References No definition available. + Details
Name: | cag_ReductionOfNetInterestExpenseDueToImpactOfInterestRateSwapContracts
Namespace Prefix: | cag_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
Name: | invest_DerivativeNotionalAmount
Namespace Prefix: | invest_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Definition Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=28358780&loc=SL7669686-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=28358780&loc=d3e637-108580 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=28358780&loc=d3e681-108580 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 31 -Article 5 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 + Details
Name: | us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of gain (loss) from the increase (decrease) in fair value of derivative and nonderivative instruments designated as fair value hedging instruments recognized in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 25 -Section 50 -Paragraph 1 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986 + Details
Name: | us-gaap_ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of the increase (decrease) in fair value of the hedged item in a fair value hedge recognized in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 25 -Section 50 -Paragraph 1 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986 + Details
Name: | us-gaap_ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Maximum potential amount of future undiscounted payments that could be required under the credit derivative, before reduction for potential recoveries under recourse or collateralization provisions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4K -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5708775-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Credit Derivative -URI http://asc.fasb.org/extlink&oid=6854095 + Details
Name: | us-gaap_CreditDerivativeMaximumExposureUndiscounted
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of obligation to return cash collateral under master netting arrangements offset against derivative assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958 + Details
Name: | us-gaap_DerivativeAssetCollateralObligationToReturnCashOffset
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Fair value of liability associated with financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=28370219&loc=SL20226003-175313 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=20225523&loc=SL20225862-175312 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624163-113959 + Details
Name: | us-gaap_DerivativeAssetFairValueGrossLiability
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of right to receive cash collateral under master netting arrangements offset against derivative liabilities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958 + Details
Name: | us-gaap_DerivativeLiabilityCollateralRightToReclaimCashOffset
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value of asset associated with financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=28370219&loc=SL20226003-175313 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=20225523&loc=SL20225862-175312 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624163-113959 + Details
Name: | us-gaap_DerivativeLiabilityFairValueGrossAsset
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount after tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=28358780&loc=d3e637-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=28358780&loc=SL7669646-108580 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6441202&loc=d3e80720-113993 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624171-113959 + Details
Name: | us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_DerivativeByNatureAxis=cag_OpenCommodityPurchaseContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeByNatureAxis=cag_OpenCommoditySalesContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_ForeignExchangeContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_SellingGeneralAndAdministrativeExpensesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=cag_A2023MaturityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=cag_A2043MaturityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |