Goodwill and Other Intangible Assets - Goodwill (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Goodwill
Goodwill	$ 562	$ 551
Consolidated Businesses [Member]
Goodwill
Goodwill	364	359
Investments In Affiliates [Member]
Goodwill
Goodwill	198	192
Oilseeds Processing
Goodwill
Goodwill	376	361
Oilseeds Processing | Consolidated Businesses [Member]
Goodwill
Goodwill	192	177
Oilseeds Processing | Investments In Affiliates [Member]
Goodwill
Goodwill	184	184
Corn Processing [Member]
Goodwill
Goodwill	88	92
Corn Processing [Member] | Consolidated Businesses [Member]
Goodwill
Goodwill	81	85
Corn Processing [Member] | Investments In Affiliates [Member]
Goodwill
Goodwill	7	7
Agricultural Services [Member]
Goodwill
Goodwill	88	90
Agricultural Services [Member] | Consolidated Businesses [Member]
Goodwill
Goodwill	81	89
Agricultural Services [Member] | Investments In Affiliates [Member]
Goodwill
Goodwill	7	1
Other Segments [Member]
Goodwill
Goodwill	10	8
Other Segments [Member] | Consolidated Businesses [Member]
Goodwill
Goodwill	$ 10	$ 8