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Derivatives (Fair Value) (Details) - USD ($) $ in Thousands | Apr. 01, 2017 | Dec. 31, 2016
--- | --- | ---
Derivatives, Fair Value [Line Items] |  |
Asset Derivatives Fair Value | $ 7,330 | $ 13,325
Liability Derivatives Fair Value | 828 | 730
Designated as Hedging Instrument [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Asset Derivatives Fair Value | 2,898 | 4,235
Liability Derivatives Fair Value | 66 | 0
Designated as Hedging Instrument [Member] | Corn Option [Member] | Other Current Assets [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Asset Derivatives Fair Value | 2,645 | 4,235
Designated as Hedging Instrument [Member] | Corn Option [Member] | Other Assets [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Asset Derivatives Fair Value | 253 | 0
Designated as Hedging Instrument [Member] | Corn Option [Member] | Accrued Expenses [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Liability Derivatives Fair Value | 36 | 0
Designated as Hedging Instrument [Member] | Corn Option [Member] | Other Noncurrent Liabilities [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Liability Derivatives Fair Value | 30 | 0
Not Designated as Hedging Instrument [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Asset Derivatives Fair Value | 4,432 | 9,090
Liability Derivatives Fair Value | 762 | 730
Not Designated as Hedging Instrument [Member] | Corn Option [Member] | Accrued Expenses [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Liability Derivatives Fair Value | 76 | 122
Not Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member] | Other Current Assets [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Asset Derivatives Fair Value | 4,053 | 8,939
Not Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member] | Accrued Expenses [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Liability Derivatives Fair Value | 681 | 608
Not Designated as Hedging Instrument [Member] | Corn options and futures [Member] | Other Current Assets [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Asset Derivatives Fair Value | 136 | 151
Not Designated as Hedging Instrument [Member] | Soybean Meal [Member] | Other Current Assets [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Asset Derivatives Fair Value | 243 | 0
Not Designated as Hedging Instrument [Member] | Soybean Meal [Member] | Accrued Expenses [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Liability Derivatives Fair Value | $ 5 | $ 0

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- Definition Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624163-113959 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=51825145&loc=SL20226000-175313 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 20 -Section 50 -Paragraph 4D -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=64830801&loc=SL51823488-111719 + Details
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