XML 113 R97.htm IDEA: XBRL DOCUMENT
v3.22.4

Leases - Additional Information (Detail) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 USD ($) Warehouse | Jan. 01, 2022 USD ($) Warehouse | Jan. 02, 2021 USD ($) Warehouse
Lessee, Lease, Description [Line Items] |  |  |
Number of leased warehouses purchased | Warehouse |  | 27 |
Purchase of leased warehouses |  | $ 64,700 |
Number of purchased properties impaired | Warehouse |  |  | 2
Number of remaining lease | Warehouse | 25 |  |
Gain on purchase of lease |  |  | $ 2,600
Carrying values for remaining lease | $ 35,400 |  |
Lease modifications and renewals | 28,278 | 46,790 |
Warehouse Leases |  |  |
Lessee, Lease, Description [Line Items] |  |  |
Lease modifications and renewals | $ 11,200 |  |
Freezer Storage Leases |  |  |
Lessee, Lease, Description [Line Items] |  |  |
Lease modifications and renewals |  | $ 28,900 |

X
- Definition Carrying values for remaining leases. + References No definition available. + Details
Name: | flo_CarryingValuesForRemainingLeases
Namespace Prefix: | flo_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Gain on purchase of lease. + References No definition available. + Details
Name: | flo_GainOnPurchaseOfLease
Namespace Prefix: | flo_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Number of leased warehouses purchased. + References No definition available. + Details
Name: | flo_NumberOfLeasedWarehousesPurchased
Namespace Prefix: | flo_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of purchased properties impaired. + References No definition available. + Details
Name: | flo_NumberOfPurchasedPropertiesImpaired
Namespace Prefix: | flo_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of remaining lease. + References No definition available. + Details
Name: | flo_NumberOfRemainingLease
Namespace Prefix: | flo_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Operating lease modifications and renewals. + References No definition available. + Details
Name: | flo_OperatingLeaseModificationsAndRenewals
Namespace Prefix: | flo_
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_LesseeLeaseDescriptionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The cash outflow for acquisition of buildings (properties) whether for investment or use. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsToAcquireBuildings
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=flo_WarehouseLeaseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=flo_FreezerStorageLeasesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |