DERIVATIVE FINANCIAL INSTRUMENTS Notional Amounts (Details) (USD $)	9 Months Ended
	Jan. 27, 2013 bu
Cash Flow Hedging [Member] | Corn, in Bushels [Member]
Derivative [Line Items]
Minimum Notional Volumes, Other Units	30,885,000
Maximum Notional Volumes, Other Units	114,525,000
Cash Flow Hedging [Member] | Soybean Meal, in Tons [Member]
Derivative [Line Items]
Minimum Notional Volumes, Mass	273,496
Maximum Notional Volumes, Mass	755,444
Cash Flow Hedging [Member] | Lean Hogs, in Pounds [Member]
Derivative [Line Items]
Minimum Notional Volumes, Mass	0
Maximum Notional Volumes, Mass	569,920,000
Cash Flow Hedging [Member] | Foreign Exchange Contract [Member]
Derivative [Line Items]
Minimum Notional Volumes, Monetary	15,922,580
Maximum Notional Volumes, Monetary	71,979,138
Fair Value Hedging [Member] | Corn, in Bushels [Member]
Derivative [Line Items]
Minimum Notional Volumes, Other Units	3,015,000
Maximum Notional Volumes, Other Units	13,930,000
Fair Value Hedging [Member] | Lean Hogs, in Pounds [Member]
Derivative [Line Items]
Minimum Notional Volumes, Mass	0
Maximum Notional Volumes, Mass	286,800,000
Not Designated as Hedging Instrument [Member] | Corn, in Bushels [Member]
Derivative [Line Items]
Minimum Notional Volumes, Other Units	1,680,000
Maximum Notional Volumes, Other Units	22,960,000
Not Designated as Hedging Instrument [Member] | Soybean Meal, in Tons [Member]
Derivative [Line Items]
Minimum Notional Volumes, Mass	40,314
Maximum Notional Volumes, Mass	109,605
Not Designated as Hedging Instrument [Member] | Lean Hogs, in Pounds [Member]
Derivative [Line Items]
Minimum Notional Volumes, Mass	320,000
Maximum Notional Volumes, Mass	121,920,000
Not Designated as Hedging Instrument [Member] | Soybeans, in Bushels [Member]
Derivative [Line Items]
Minimum Notional Volumes, Other Units	155,000
Maximum Notional Volumes, Other Units	935,000
Not Designated as Hedging Instrument [Member] | Wheat, in Bushels [Member]
Derivative [Line Items]
Minimum Notional Volumes, Other Units	0
Maximum Notional Volumes, Other Units	2,000,000
Not Designated as Hedging Instrument [Member] | Natural Gas, in Million BTU [Member]
Derivative [Line Items]
Minimum Notional Volumes, Other Units	9,940,000
Maximum Notional Volumes, Other Units	11,030,000
Not Designated as Hedging Instrument [Member] | Diesel, in Gallons [Member]
Derivative [Line Items]
Minimum Notional Volumes, Other Units	0
Maximum Notional Volumes, Other Units	2,016,000
Not Designated as Hedging Instrument [Member] | Crude Oil, in Barrels [Member]
Derivative [Line Items]
Minimum Notional Volumes, Other Units	18,000
Maximum Notional Volumes, Other Units	144,000
Not Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member]
Derivative [Line Items]
Minimum Notional Volumes, Monetary	23,089,235
Maximum Notional Volumes, Monetary	124,136,878