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Commitments and Contingencies - Narrative (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Oct. 28, 2018 | Oct. 29, 2017 | Oct. 30, 2016
Long-term Purchase Commitment [Line Items] |  |  |
Purchases under contracts | $ 1,300.0 | $ 1,400.0 | $ 1,600.0
Expensed under noncancelable operating lease commitments | 22.9 | $ 19.2 | $ 21.6
Standby letters of credit issued | 45.5 |  |
Revocable standby letters of credit, included in issued | $ 2.4 |  |
Maximum | Hogs and turkeys |  |  |
Long-term Purchase Commitment [Line Items] |  |  |
Purchase commitments, time period (up to) | 10 years |  |
Maximum | Grow-out contracts |  |  |
Long-term Purchase Commitment [Line Items] |  |  |
Purchase commitments, time period (up to) | 25 years |  |
Maximum | Corn, soybean meal and other feed |  |  |
Long-term Purchase Commitment [Line Items] |  |  |
Purchase commitments, time period (up to) | 3 years |  |

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- Definition Represents the amount paid by the entity under the long-term purchase commitment. + References No definition available. + Details
Name: | hrl_LongTermPurchaseCommitmentAmountPaid
Namespace Prefix: | hrl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Represents the revocable standby letter of credit included in the total amount of the contingent obligation under letters of credit outstanding as of the reporting date. + References No definition available. + Details
Name: | hrl_RevocableLettersOfCreditOutstandingAmount
Namespace Prefix: | hrl_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. + References No definition available. + Details
Name: | us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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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 Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=77902758&loc=d3e41499-112717 + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | debit
Period Type: | duration

X
- Definition Term of the unrecognized unconditional purchase obligation, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=77896938&loc=d3e25336-109308 + Details
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Balance Type: | na
Period Type: | duration

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- Details
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- Details
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- Details
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- Details
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