XML 122 R101.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Derivative Held for Hedging the Risk of Changes in Forecasted Interest Payments on Issuance of Long-term Debt (Details) - USD ($) |  |  | 12 Months Ended
--- | --- | --- | ---
Aug. 08, 2016 | Aug. 05, 2016 | Dec. 29, 2018
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Fair Value Deferred in AOCI |  | $ 1,000,000 | $ 1,000,000 |
April/2012 |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Terminated |  |  |  | 2012-04
Description |  |  |  | Treasury lock
Aggregate Notional Amount |  |  |  | $ 500,000,000
Fair Value When Terminated |  |  |  | (3,137,000)
Fair Value Deferred in AOCI | [1] |  |  | 2,510,000
Ineffective Portion at Termination |  |  |  | $ 627,000
September/2016 |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Terminated |  |  |  | 2016-09
Description |  |  |  | Treasury lock
Aggregate Notional Amount |  |  |  | $ 200,000,000
Fair Value When Terminated |  |  |  | 1,298,000
Fair Value Deferred in AOCI | [1] |  |  | $ (1,298,000)
September/2016 |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Terminated |  |  |  | 2016-09
Description |  |  |  | Treasury lock
Aggregate Notional Amount |  |  |  | $ 150,000,000
Fair Value When Terminated |  |  |  | (323,000)
Fair Value Deferred in AOCI | [1] |  |  | 215,000
Ineffective Portion at Termination |  |  |  | $ 108,000
[1] | The amount reported in AOCI will be reclassified to interest expense as interest payments are made on the related notes.

X
- Definition Derivative termination month and year. + References No definition available. + Details
Name: | flo_DerivativeTerminationMonthAndYear
Namespace Prefix: | flo_
Data Type: | xbrli:gYearMonthItemType
Balance Type: | na
Period Type: | duration

X
- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
Name: | invest_DerivativeNotionalAmount
Namespace Prefix: | invest_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Definition Fair value of the assets less the liabilities of a derivative or group of derivatives. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=109250915&loc=d3e13433-108611 + Details
Name: | us-gaap_DerivativeFairValueOfDerivativeNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Description of the type of derivative instrument, such as a swap, forward, and option. Excludes the underlying risk of the instrument. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(n)(2)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5579245-113959 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5579240-113959 + Details
Name: | us-gaap_DerivativeTypeOfInstrument
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
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_DerivativesFairValueLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The net gain (loss) during the reporting period due to ineffectiveness in interest rate cash flow hedges. Recognized in earnings. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624171-113959 + Details
Name: | us-gaap_GainLossOnInterestRateCashFlowHedgeIneffectiveness
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of unrealized gain (loss) related to the increase or decrease in fair value of interest rate derivatives designated as cash flow hedging instruments, which was recorded in accumulated other comprehensive income to the extent that the cash flow hedge was determined to be effective. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624171-113959 + Details
Name: | us-gaap_UnrealizedGainLossOnInterestRateCashFlowHedgesPretaxAccumulatedOtherComprehensiveIncomeLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

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

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