Derivative Financial Instruments and Fair Value Measurements (Notional Amounts) (Details)	Dec. 30, 2017 bu lots
Corn [Member]
Derivative [Line Items]
Inventories Carried At Market Unit	280,558
Soybean [Member]
Derivative [Line Items]
Inventories Carried At Market Unit	254,022
Future And Forward Purchase Contracts [Member] | Corn [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount	(68,000)
Future And Forward Purchase Contracts [Member] | Soybean [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount	64,000
Future And Forward Sale Contracts [Member] | Corn [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount	(447,000)
Future And Forward Sale Contracts [Member] | Soybean [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount	(837,000)
Future [Member] | Corn [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount	245,000
Future [Member] | Soybean [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount	510,000
Not Designated as Hedging Instrument [Member] | Future And Forward Sale Contracts [Member] | Cocoa [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount | lots	299
Not Designated as Hedging Instrument [Member] | Future And Forward Sale Contracts [Member] | Coffee [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount | lots	3