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Derivatives and Fair Value of Financial Instruments-Derivatives (Details) | 9 Months Ended | 12 Months Ended
--- | --- | ---
Oct. 03, 2015 USD ($) lease agreement T lb gal bu | Dec. 31, 2014 USD ($) agreement T lb gal bu | Dec. 31, 2010 USD ($) agreement
Net commodity purchase contracts | Grain |  |  |
Derivative commodity instruments |  |  |
Nonmonetary notional amount | bu | 17,228,000 | 10,697,000 |
Net commodity purchase contracts | Sugar |  |  |
Derivative commodity instruments |  |  |
Nonmonetary notional amount | 9,438,000 | 15,551,000 |
Net commodity purchase contracts | Hogs |  |  |
Derivative commodity instruments |  |  |
Nonmonetary notional amount | 7,960,000 | 19,800,000 |
Net commodity purchase contracts | Soybean oil |  |  |
Derivative commodity instruments |  |  |
Nonmonetary notional amount | 7,260,000 | 19,620,000 |
Net commodity purchase contracts | Dry whey powder |  |  |
Derivative commodity instruments |  |  |
Nonmonetary notional amount | 704,000 | 88,000 |
Net commodity purchase contracts | Soybean meal |  |  |
Derivative commodity instruments |  |  |
Nonmonetary notional amount | T | 276,000 | 85,000 |
Net commodity purchase contracts | Cheese |  |  |
Derivative commodity instruments |  |  |
Nonmonetary notional amount | 40,000 |  |
Net commodity sale contracts | Heating oil |  |  |
Derivative commodity instruments |  |  |
Nonmonetary notional amount | gal | 2,940,000 | 4,326,000 |
Foreign currencies |  |  |
Derivative commodity instruments |  |  |
Notional amounts | $ | $ 66,084,000 | $ 143,961,000 |
Interest rate swaps |  |  |
Derivative commodity instruments |  |  |
Notional amounts | $ | $ 141,000,000 | $ 163,000,000 | $ 25,000,000
Number of derivative agreements | agreement | 6 | 7 | 3
Term of derivative contract |  |  | 10 years
Eight-year interest rate exchange agreements |  |  |
Derivative commodity instruments |  |  |
Notional amounts | $ | $ 22,000,000 |  |
Number of derivative agreements | agreement |  | 4 |
Number of dry bulk vessel leases | lease | 4 |  |
Term of derivative contract |  | 8 years |
Number of derivative agreements terminated | agreement | 1 |  |

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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 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=56946850&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=56946850&loc=SL5579245-113959 + Details
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