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DERIVATIVE FINANCIAL INSTRUMENTS Notional Amounts (Details) (USD $)
 3 Months Ended
Jul. 28, 2013
bu
Cash Flow Hedging [Member] | Corn, in Bushels [Member]
  
Derivative [Line Items]  
Minimum Notional Volumes, Other Units 63,996,094
Maximum Notional Volumes, Other Units 86,625,000
Cash Flow Hedging [Member] | Soybean Meal, in Tons [Member]
  
Derivative [Line Items]  
Minimum Notional Volumes, Mass 462,996
Maximum Notional Volumes, Mass 581,656
Cash Flow Hedging [Member] | Lean Hogs, in Pounds [Member]
  
Derivative [Line Items]  
Minimum Notional Volumes, Mass 248,600,000
Maximum Notional Volumes, Mass 453,480,000
Cash Flow Hedging [Member] | Foreign Exchange Contract [Member]
  
Derivative [Line Items]  
Minimum Notional Volumes, Monetary $ 25,756,717
Maximum Notional Volumes, Monetary 42,919,077
Fair Value Hedging [Member] | Corn, in Bushels [Member]
  
Derivative [Line Items]  
Minimum Notional Volumes, Other Units 335,000
Maximum Notional Volumes, Other Units 4,130,000
Not Designated as Hedging Instrument [Member] | Corn, in Bushels [Member]
  
Derivative [Line Items]  
Minimum Notional Volumes, Other Units 70,000
Maximum Notional Volumes, Other Units 10,115,000
Not Designated as Hedging Instrument [Member] | Soybean Meal, in Tons [Member]
  
Derivative [Line Items]  
Minimum Notional Volumes, Mass 33,745
Maximum Notional Volumes, Mass 34,145
Not Designated as Hedging Instrument [Member] | Lean Hogs, in Pounds [Member]
  
Derivative [Line Items]  
Minimum Notional Volumes, Mass 15,160,000
Maximum Notional Volumes, Mass 82,400,000
Not Designated as Hedging Instrument [Member] | Soybeans, in Bushels [Member]
  
Derivative [Line Items]  
Minimum Notional Volumes, Other Units 535,000
Maximum Notional Volumes, Other Units 1,125,000
Not Designated as Hedging Instrument [Member] | Wheat, in Bushels [Member]
  
Derivative [Line Items]  
Minimum Notional Volumes, Other Units 0
Maximum Notional Volumes, Other Units 750,000
Not Designated as Hedging Instrument [Member] | Natural Gas, in Million BTU [Member]
  
Derivative [Line Items]  
Minimum Notional Volumes, Other Units 8,470,000
Maximum Notional Volumes, Other Units 9,520,000
Not Designated as Hedging Instrument [Member] | Diesel, in Gallons [Member]
  
Derivative [Line Items]  
Minimum Notional Volumes, Other Units 2,520,000
Maximum Notional Volumes, Other Units 3,360,000
Not Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member]
  
Derivative [Line Items]  
Minimum Notional Volumes, Monetary 26,926,504
Maximum Notional Volumes, Monetary $ 57,108,648