The number of derivative instruments entered into by the entity.

No definition available.

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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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Period Type:	duration

- Definition

Nominal mass used to calculate payments on a derivative instrument.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:massItemType
Balance Type:	na
Period Type:	duration

- Definition

Nominal volume used to calculate payments on a derivative instrument.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:volumeItemType
Balance Type:	na
Period Type:	duration

- 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
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Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

- 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

- Details

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Data Type:	na
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- Details

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Balance Type:
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- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

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Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
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- Details

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Data Type:	na
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- Details

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- Details

Name:	srt_RangeAxis=srt_MinimumMember
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- Details

Name:	srt_RangeAxis=srt_MaximumMember
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- Details

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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%