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Derivatives and Fair Value of Financial Instruments-Derivatives (Details) lb in Millions, gal in Millions, bu in Millions, $ in Millions | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2017 USD ($) agreement lb gal bu | Dec. 31, 2016 USD ($) agreement lb gal bu | Dec. 31, 2010 agreement
Net commodity purchase contracts | Grain |  |  |
Derivative commodity instruments |  |  |
Nonmonetary notional amount | bu | 34 | 22 |
Net commodity purchase contracts | Hogs |  |  |
Derivative commodity instruments |  |  |
Nonmonetary notional amount | lb | 13 | 14 |
Net commodity sale contracts | Soybean oil |  |  |
Derivative commodity instruments |  |  |
Nonmonetary notional amount | lb | 55 | 35 |
Net commodity sale contracts | Heating oil |  |  |
Derivative commodity instruments |  |  |
Nonmonetary notional amount | gal | 4 | 4 |
Foreign currencies |  |  |
Derivative commodity instruments |  |  |
Notional amounts | $ | $ 73 | $ 81 |
Interest rate swaps |  |  |
Derivative commodity instruments |  |  |
Notional amounts | $ | $ 75 | $ 75 |
Number of derivative agreements | agreement | 3 | 3 | 3
Term of derivative contract |  |  | 10 years
Number of agreements qualifying as hedges | agreement | 0 |  |

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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- Definition Represents the number of derivatives qualifying as hedges for accounting purposes. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Nominal mass used to calculate payments on a derivative instrument. + References No definition available. + Details
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- Definition The number of derivative instruments of a particular group held by the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5579245-113959 + Details
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