Derivative Financial Instruments (Aggregate Outstanding Notionals Related To Cash Flow Hedges) (Details) (Designated as Hedging Instrument [Member], Cash Flow Hedging [Member], USD $) In Millions, unless otherwise specified	Sep. 27, 2014 bu	Sep. 28, 2013 bu
Corn (in bushels)
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount	0	5,000,000
Soy Meal (in tons)
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount	2,300	96,800
Foreign Currency [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 1	$ 60