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INVESTMENTS Narrative (Details) (USD $) In Millions, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 28, 2014 | Apr. 29, 2012
Other Equity Method Investments |  |
Schedule of Equity Method Investments [Line Items] |  |
Equity Method Investment, Additional Information | Various |
Campofrio Food Group |  |
Schedule of Equity Method Investments [Line Items] |  |
Equity Method Investment, Additional Information | International |
Equity Method Investment, Ownership Percentage | 37.00%us-gaap_EquityMethodInvestmentOwnershipPercentage / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = sfd_CampofrioFoodGroupMember |
Entity Portion of Equity Method Investment Restructuring Charges |  | $ 38.7sfd_EntityPortionOfEquityMethodInvestmentRestructuringCharges / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = sfd_CampofrioFoodGroupMember

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