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INVESTMENTS Schedule of Equity Method Investments (Details) (USD $)
In Millions, unless otherwise specified
Dec. 28, 2014
Dec. 29, 2013
Campofrio Food Group    
Schedule of Equity Method Investments [Line Items]    
Equity Method Investment, Ownership Percentage 37.00%us-gaap_EquityMethodInvestmentOwnershipPercentage
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= sfd_CampofrioFoodGroupMember		  
Mexican Joint Ventures    
Schedule of Equity Method Investments [Line Items]    
Equity Method Investment, Ownership Percentage 50.00%us-gaap_EquityMethodInvestmentOwnershipPercentage
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= sfd_MexicanJointVenturesMember		  
Successor    
Schedule of Equity Method Investments [Line Items]    
Investments $ 498.0us-gaap_EquityMethodInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_SuccessorMember		 $ 496.5us-gaap_EquityMethodInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_SuccessorMember
Successor | Campofrio Food Group    
Schedule of Equity Method Investments [Line Items]    
Investments 330.0us-gaap_EquityMethodInvestments
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= sfd_CampofrioFoodGroupMember
/ us-gaap_StatementScenarioAxis
= us-gaap_SuccessorMember		 351.4us-gaap_EquityMethodInvestments
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= sfd_CampofrioFoodGroupMember
/ us-gaap_StatementScenarioAxis
= us-gaap_SuccessorMember
Successor | Mexican Joint Ventures    
Schedule of Equity Method Investments [Line Items]    
Investments 142.8us-gaap_EquityMethodInvestments
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= sfd_MexicanJointVenturesMember
/ us-gaap_StatementScenarioAxis
= us-gaap_SuccessorMember		 118.0us-gaap_EquityMethodInvestments
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= sfd_MexicanJointVenturesMember
/ us-gaap_StatementScenarioAxis
= us-gaap_SuccessorMember
Successor | Other Equity Method Investments    
Schedule of Equity Method Investments [Line Items]    
Investments $ 25.2us-gaap_EquityMethodInvestments
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= sfd_OtherEquityMethodInvestmentsMember
/ us-gaap_StatementScenarioAxis
= us-gaap_SuccessorMember		 $ 27.1us-gaap_EquityMethodInvestments
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= sfd_OtherEquityMethodInvestmentsMember
/ us-gaap_StatementScenarioAxis
= us-gaap_SuccessorMember