XML 107 R86.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Assets Held for Sale - Additional Information (Detail) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2016 USD ($) | Dec. 29, 2018 USD ($) Facility
Long Lived Assets Held For Sale [Line Items] |  |
Impairment of Long-Lived Assets Held-for-Sale | $ 5.3 |
Tulsa, Oklahoma Plant |  |
Long Lived Assets Held For Sale [Line Items] |  |
Impairment of Long-Lived Assets Held-for-Sale |  | $ 0.5
Acquired Hostess Bread Assets Classified as Held for Sale |  |
Long Lived Assets Held For Sale [Line Items] |  |
Impairment of Long-Lived Assets Held-for-Sale | $ 4.6 |
Acquired Hostess Bread Assets Plants and Depots | Plants |  |
Long Lived Assets Held For Sale [Line Items] |  |
Number of Acquired Hostess Bread Assets to be sold | Facility |  | 20
Acquired Hostess Bread Assets Plants and Depots | Depots |  |
Long Lived Assets Held For Sale [Line Items] |  |
Number of Acquired Hostess Bread Assets to be sold | Facility |  | 36

X
- Definition Number of long lived assets held for sale. + References No definition available. + Details
Name: | flo_NumberOfLongLivedAssetsHeldForSale
Namespace Prefix: | flo_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition The aggregate amount of write-downs for impairments recognized during the period for long-lived assets held for abandonment, exchange or sale. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=109226348&loc=d3e2611-110228 + Details
Name: | us-gaap_ImpairmentOfLongLivedAssetsToBeDisposedOf
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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_LongLivedAssetsHeldForSaleLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DisposalGroupClassificationAxis=flo_TulsaOklahomaPlantMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DisposalGroupClassificationAxis=us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongLivedAssetsHeldForSaleByAssetTypeAxis=flo_AcquiredHostessAssetsPlantsAndDepotsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DisposalGroupClassificationAxis=flo_PlantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DisposalGroupClassificationAxis=flo_DepotsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |