XML 44 R35.htm IDEA: XBRL DOCUMENT
v3.20.2

Derivatives and Fair Value of Financial Instruments-Derivatives (Details) lb in Millions, gal in Millions, bu in Millions, $ in Millions | 3 Months Ended | 6 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Jun. 27, 2020 USD ($) agreement | Jun. 27, 2020 USD ($) lb | Dec. 31, 2019 USD ($) lb bu gal | Sep. 26, 2020 USD ($)
Equity future contracts |  |  |  |
Derivative commodity instruments |  |  |  |
Notional amounts | $ 131 | $ 131 | $ 0 |
Net commodity purchase contracts | Grain |  |  |  |
Derivative commodity instruments |  |  |  |
Nonmonetary notional amount | bu |  |  | 17 |
Net commodity purchase contracts | Sugar |  |  |  |
Derivative commodity instruments |  |  |  |
Nonmonetary notional amount | lb |  | 35 |  |
Net commodity sale contracts | Soybean oil |  |  |  |
Derivative commodity instruments |  |  |  |
Nonmonetary notional amount | lb |  | 29 | 132 |
Net commodity sale contracts | Heating oil |  |  |  |
Derivative commodity instruments |  |  |  |
Nonmonetary notional amount | gal |  |  | 12 |
Foreign currencies |  |  |  |
Derivative commodity instruments |  |  |  |
Notional amounts | 50 | $ 50 | $ 78 |
Interest rate swaps |  |  |  |
Derivative commodity instruments |  |  |  |
Notional amounts | $ 100 | $ 100 |  |
Number of derivative instruments entered into | agreement | 2 |  |  |
Interest rate swaps | Minimum |  |  |  |
Derivative commodity instruments |  |  |  |
Fixed rate interest | 0.30% | 0.30% |  |
Interest rate swaps | Maximum |  |  |  |
Derivative commodity instruments |  |  |  |
Fixed rate interest | 0.35% | 0.35% |  |
Interest rate swaps | Subsequent Event |  |  |  |
Derivative commodity instruments |  |  |  |
Notional amounts |  |  |  | $ 300
Fixed rate interest |  |  |  | 0.24%

X
- Definition The number of derivative instruments entered into by the entity. + References No definition available. + Details
Name: | seb_DerivativeNumberOfInstrumentsEnteredInto
Namespace Prefix: | seb_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- 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
Name: | us-gaap_DerivativeLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Nominal mass used to calculate payments on a derivative instrument. + References No definition available. + Details
Name: | us-gaap_DerivativeNonmonetaryNotionalAmountMass
Namespace Prefix: | us-gaap_
Data Type: | num:massItemType
Balance Type: | na
Period Type: | duration

X
- Definition Nominal volume used to calculate payments on a derivative instrument. + References No definition available. + Details
Name: | us-gaap_DerivativeNonmonetaryNotionalAmountVolume
Namespace Prefix: | us-gaap_
Data Type: | num:volumeItemType
Balance Type: | na
Period Type: | duration

X
- Definition Nominal or face amount used to calculate payment on derivative. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5579245-113959 + Details
Name: | us-gaap_DerivativeNotionalAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Definition Fixed interest rate that will be received or paid upon exercise of the interest rate swaption contract. + References No definition available. + Details
Name: | us-gaap_DerivativeSwaptionInterestRate
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_FutureMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=seb_CommodityPurchaseContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TradingActivityByTypeAxis=seb_GrainMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TradingActivityByTypeAxis=seb_SugarContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=seb_CommoditySaleContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TradingActivityByTypeAxis=seb_SoybeanOilMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TradingActivityByTypeAxis=srt_HeatingOilMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_ForeignExchangeContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateSwapMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |