<?xml version="1.0" encoding="utf-8"?>
<FilingSummary xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <Version>2.4.0.8</Version>
  <ProcessingTime />
  <ReportFormat>Html</ReportFormat>
  <ContextCount>191</ContextCount>
  <ElementCount>173</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>46</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>11</UnitCount>
  <MyReports>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>0001000 - Document - DOCUMENT AND ENTITY INFORMATION</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/DocumentAndEntityInformation</Role>
      <ShortName>DOCUMENT AND ENTITY INFORMATION</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>1001000 - Statement - CONSOLIDATED CONDENSED STATEMENTS OF INCOME (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/ConsolidatedCondensedStatementsOfIncomeUnaudited</Role>
      <ShortName>CONSOLIDATED CONDENSED STATEMENTS OF INCOME (Unaudited)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>1002000 - Statement - CONSOLIDATED CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/ConsolidatedCondensedStatementsOfComprehensiveIncomeUnaudited</Role>
      <ShortName>CONSOLIDATED CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited)</ShortName>
    </Report>
    <Report>
      <IsDefault>true</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>1003000 - Statement - CONSOLIDATED CONDENSED BALANCE SHEETS (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/ConsolidatedCondensedBalanceSheetsUnaudited</Role>
      <ShortName>CONSOLIDATED CONDENSED BALANCE SHEETS (Unaudited)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>1003501 - Statement - CONSOLIDATED CONDENSED BALANCE SHEETS (PARENTHETICAL) (Parentheticals)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/ConsolidatedCondensedBalanceSheetsParentheticalParentheticals</Role>
      <ShortName>CONSOLIDATED CONDENSED BALANCE SHEETS (PARENTHETICAL) (Parentheticals)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>1004000 - Statement - CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/ConsolidatedCondensedStatementsOfCashFlowsUnaudited</Role>
      <ShortName>CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS (Unaudited)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>2101100 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/SummaryOfSignificantAccountingPolicies</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>2102100 - Disclosure - INVENTORIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/Inventories</Role>
      <ShortName>INVENTORIES</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>2103100 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/DerivativeFinancialInstruments</Role>
      <ShortName>DERIVATIVE FINANCIAL INSTRUMENTS</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>2104100 - Disclosure - INVESTMENTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/Investments</Role>
      <ShortName>INVESTMENTS</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>2105100 - Disclosure - DEBT</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/Debt</Role>
      <ShortName>DEBT</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>2106100 - Disclosure - GUARANTEES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/Guarantees</Role>
      <ShortName>GUARANTEES</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>2107100 - Disclosure - INCOME TAXES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/IncomeTaxes</Role>
      <ShortName>INCOME TAXES</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>2108100 - Disclosure - PENSION PLANS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/PensionPlans</Role>
      <ShortName>PENSION PLANS</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>2109100 - Disclosure - EQUITY</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/Equity</Role>
      <ShortName>EQUITY</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>2110100 - Disclosure - FAIR VALUE MEASUREMENTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/FairValueMeasurements</Role>
      <ShortName>FAIR VALUE MEASUREMENTS</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>2111100 - Disclosure - CONTINGENCIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/Contingencies</Role>
      <ShortName>CONTINGENCIES</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>2201201 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/SummaryOfSignificantAccountingPoliciesPolicies</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>2302301 - Disclosure - INVENTORIES (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/InventoriesTables</Role>
      <ShortName>INVENTORIES (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>2303301 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/DerivativeFinancialInstrumentsTables</Role>
      <ShortName>DERIVATIVE FINANCIAL INSTRUMENTS (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>2304301 - Disclosure - INVESTMENTS (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/InvestmentsTables</Role>
      <ShortName>INVESTMENTS (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>2309301 - Disclosure - EQUITY Other Comprehensive Income (Loss) (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/EquityOtherComprehensiveIncomeLossTables</Role>
      <ShortName>EQUITY Other Comprehensive Income (Loss) (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>2310301 - Disclosure - FAIR VALUE MEASUREMENTS (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/FairValueMeasurementsTables</Role>
      <ShortName>FAIR VALUE MEASUREMENTS (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>2312301 - Disclosure - REPORTABLE SEGMENT (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/ReportableSegmentTables</Role>
      <ShortName>REPORTABLE SEGMENT (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>2402402 - Disclosure - INVENTORIES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/InventoriesDetails</Role>
      <ShortName>INVENTORIES (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>2403402 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/DerivativeFinancialInstrumentsNarrativeDetails</Role>
      <ShortName>DERIVATIVE FINANCIAL INSTRUMENTS Narrative (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>2403403 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS Fair Value (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/DerivativeFinancialInstrumentsFairValueDetails</Role>
      <ShortName>DERIVATIVE FINANCIAL INSTRUMENTS Fair Value (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>2403404 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS Fair Value, Gross (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/DerivativeFinancialInstrumentsFairValueGrossDetails</Role>
      <ShortName>DERIVATIVE FINANCIAL INSTRUMENTS Fair Value, Gross (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>2403405 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS Notional Amounts (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/DerivativeFinancialInstrumentsNotionalAmountsDetails</Role>
      <ShortName>DERIVATIVE FINANCIAL INSTRUMENTS Notional Amounts (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>2403406 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS Pretax Impact of Cash Flow Hedges on the Consolidated Condensed Statements of Income (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/DerivativeFinancialInstrumentsPretaxImpactOfCashFlowHedgesOnConsolidatedCondensedStatementsOfIncomeDetails</Role>
      <ShortName>DERIVATIVE FINANCIAL INSTRUMENTS Pretax Impact of Cash Flow Hedges on the Consolidated Condensed Statements of Income (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>2403407 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS Gains (Losses) Recognized in Earnings on Fair Value Hedges (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/DerivativeFinancialInstrumentsGainsLossesRecognizedInEarningsOnFairValueHedgesDetails</Role>
      <ShortName>DERIVATIVE FINANCIAL INSTRUMENTS Gains (Losses) Recognized in Earnings on Fair Value Hedges (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>2403408 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS Gains (Losses) Recognized in Earnings on Mark-to-Market Contracts (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/DerivativeFinancialInstrumentsGainsLossesRecognizedInEarningsOnMarkToMarketContractsDetails</Role>
      <ShortName>DERIVATIVE FINANCIAL INSTRUMENTS Gains (Losses) Recognized in Earnings on Mark-to-Market Contracts (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>2404402 - Disclosure - INVESTMENTS Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/InvestmentsNarrativeDetails</Role>
      <ShortName>INVESTMENTS Narrative (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>2404403 - Disclosure - INVESTMENTS Equity Method Investments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/InvestmentsEquityMethodInvestmentsDetails</Role>
      <ShortName>INVESTMENTS Equity Method Investments (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>2404404 - Disclosure - INVESTMENTS Equity in (Income) Loss of Equity Method Investments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/InvestmentsEquityInIncomeLossOfEquityMethodInvestmentsDetails</Role>
      <ShortName>INVESTMENTS Equity in (Income) Loss of Equity Method Investments (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>2405401 - Disclosure - DEBT (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/DebtDetails</Role>
      <ShortName>DEBT (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>2406401 - Disclosure - GUARANTEES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/GuaranteesDetails</Role>
      <ShortName>GUARANTEES (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>2407401 - Disclosure - INCOME TAXES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/IncomeTaxesDetails</Role>
      <ShortName>INCOME TAXES (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>2408402 - Disclosure - PENSION PLANS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/PensionPlansDetails</Role>
      <ShortName>PENSION PLANS (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>2409402 - Disclosure - EQUITY Other Comprehensive Income (Loss) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/EquityOtherComprehensiveIncomeLossDetails</Role>
      <ShortName>EQUITY Other Comprehensive Income (Loss) (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>2410402 - Disclosure - FAIR VALUE MEASUREMENTS Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis  (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/FairValueMeasurementsFairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisDetails</Role>
      <ShortName>FAIR VALUE MEASUREMENTS Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis  (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>2410403 - Disclosure - FAIR VALUE MEASUREMENTS Fair Value and Carrying Value of Debt (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/FairValueMeasurementsFairValueAndCarryingValueOfDebtDetails</Role>
      <ShortName>FAIR VALUE MEASUREMENTS Fair Value and Carrying Value of Debt (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>2412402 - Disclosure - REPORTABLE SEGMENT Sales and Operating Profit (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.smithfieldfoods.com/role/ReportableSegmentSalesAndOperatingProfitDetails</Role>
      <ShortName>REPORTABLE SEGMENT Sales and Operating Profit (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <Logs>
    <Log type="Info">Element us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity had a mix of decimals attribute values: -8 -5.</Log>
    <Log type="Info">Process Flow-Through: 1001000 - Statement - CONSOLIDATED CONDENSED STATEMENTS OF INCOME (Unaudited)</Log>
    <Log type="Info">Process Flow-Through: 1002000 - Statement - CONSOLIDATED CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited)</Log>
    <Log type="Info">Process Flow-Through: 1003000 - Statement - CONSOLIDATED CONDENSED BALANCE SHEETS (Unaudited)</Log>
    <Log type="Info">Process Flow-Through: 1003501 - Statement - CONSOLIDATED CONDENSED BALANCE SHEETS (PARENTHETICAL) (Parentheticals)</Log>
    <Log type="Info">Process Flow-Through: 1004000 - Statement - CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS (Unaudited)</Log>
  </Logs>
  <InputFiles>
    <File>sfd-20140629.xml</File>
    <File>sfd-20140629.xsd</File>
    <File>sfd-20140629_cal.xml</File>
    <File>sfd-20140629_def.xml</File>
    <File>sfd-20140629_lab.xml</File>
    <File>sfd-20140629_pre.xml</File>
  </InputFiles>
  <SupplementalFiles />
  <BaseTaxonomies />
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
