XML 64 R55.htm IDEA: XBRL DOCUMENT
v3.22.1

Derivative Instruments and Hedging - Additional Information (Detail) - USD ($) |  |  |  |  | 3 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Mar. 31, 2021 | Apr. 02, 2020 | Jun. 07, 2019 | Jun. 11, 2018 | Apr. 02, 2022 | Jan. 01, 2022
Derivative |  |  |  |  |  |
Maximum length of time hedging forecasted |  |  |  |  | 2 years |
Derivative loss included in accumulated other comprehensive income (loss) that are expected to be reclassified into earnings within the next 12 months, net of tax |  |  |  |  | $ 531,000 |
Derivative loss included in accumulated other comprehensive income (loss) that are expected to be reclassified into earnings within the next 12 months, before tax |  |  |  |  | 709,000 |
2018 Swap | Derivative Payable |  |  |  |  |  |
Derivative |  |  |  |  |  |
Interest rate swap liability |  |  |  |  | 2,912,000 |
2019 Swap | Prepaid Expenses and Other Current Assets |  |  |  |  |  |
Derivative |  |  |  |  |  |
Interest rate swap assets |  |  |  |  | 30,000 |
2019 Swap | Other Noncurrent Assets |  |  |  |  |  |
Derivative |  |  |  |  |  |
Interest rate swap assets |  |  |  |  | 2,944,000 |
Interest Rate Swap |  |  |  |  |  |
Derivative |  |  |  |  |  |
Cumulative gain (loss) for qualifying hedges reported as a component of accumulated other comprehensive income (loss) net of tax |  |  |  |  | 205,000 | $ (10,843,000)
Cumulative gain (loss) for qualifying hedges reported as a component of accumulated other comprehensive income (loss) before tax |  |  |  |  | 134,000 | (14,622,000)
Interest Rate Swap | 2018 Swap |  |  |  |  |  |
Derivative |  |  |  |  |  |
Forward-starting interest rate swap, effective date |  |  |  | Apr. 02, 2020 |  |
Forward starting interest rate swap, termination date |  |  |  | Mar. 31, 2024 |  |
Derivative interest rate swap percentage |  |  |  | 3.1005% |  |
Interest Rate Swap | 2019 Swap |  |  |  |  |  |
Derivative |  |  |  |  |  |
Forward-starting interest rate swap, effective date |  |  | Apr. 02, 2020 |  |  |
Forward starting interest rate swap, termination date |  |  | Mar. 31, 2024 |  |  |
Derivative interest rate swap percentage |  |  | 1.901% |  |  |
Interest Rate Swap | Cash Flow Hedging |  |  |  |  |  |
Derivative |  |  |  |  |  |
Notional amount |  |  |  |  | $ 500,000,000 | 500,000,000
Interest Rate Swap | Cash Flow Hedging | 2018 Swap |  |  |  |  |  |
Derivative |  |  |  |  |  |
Notional amount | $ 250,000,000 | $ 500,000,000 |  | $ 500,000,000 |  |
Forward-starting interest rate swap, effective date | Mar. 31, 2021 | Apr. 02, 2020 |  |  |  |
Interest Rate Swap | Cash Flow Hedging | 2019 Swap |  |  |  |  |  |
Derivative |  |  |  |  |  |
Notional amount |  |  | $ 250,000,000 |  |  |
Current Swaps | Derivative Payable |  |  |  |  |  |
Derivative |  |  |  |  |  |
Interest rate swap liability |  |  |  |  |  | $ 14,670,000

X
- Definition Amount, after tax, of accumulated gain (loss) on derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=124509347&loc=d3e637-108580 + Details
Name: | us-gaap_AociLossCashFlowHedgeCumulativeGainLossAfterTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Nominal or face amount used to calculate payments on the derivative liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959 Reference 2: 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=125515794&loc=SL5580258-113959 Reference 3: 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=125515794&loc=SL5579245-113959 + Details
Name: | us-gaap_DerivativeLiabilityNotionalAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

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_DerivativeLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Date the derivative contract matures, in YYYY-MM-DD format. + References No definition available. + Details
Name: | us-gaap_DerivativeMaturityDates
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- 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: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The estimated net amount of unrealized gains or losses on interest rate cash flow hedges as of the balance sheet date expected to be reclassified to earnings within the next twelve months. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121549185&loc=d3e80748-113994 + Details
Name: | us-gaap_InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Fair value as of the balance sheet date of interest rate derivative assets, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized as assets. + References No definition available. + Details
Name: | us-gaap_InterestRateDerivativeAssetsAtFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value as of the balance sheet date of interest rate derivative liabilities, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized as liabilities. + References No definition available. + Details
Name: | us-gaap_InterestRateDerivativeLiabilitiesAtFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Maximum length of time over which the entity is hedging its exposure to the variability in future cash flows for forecasted transactions, excluding those forecasted transactions related to the payment of variable interest on existing financial instruments, 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 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=121549185&loc=d3e80748-113994 + Details
Name: | us-gaap_MaximumLengthOfTimeHedgedInCashFlowHedge1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Accumulated change, before tax, in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Includes an entity's share of an equity investee's Increase or Decrease in deferred hedging gains or losses. + References No definition available. + Details
Name: | ww_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectPretax
Namespace Prefix: | ww_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Date the derivative contract becomes effective and dates the notional amount decreases, in CCYY-MM-DD format. + References No definition available. + Details
Name: | ww_DerivativeEffectiveDateAndNotionalAmountDecreases
Namespace Prefix: | ww_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition The estimated before tax amount of unrealized gains or losses on interest rate cash flow hedges as of the balance sheet date expected to be reclassified to earnings within the next twelve months. + References No definition available. + Details
Name: | ww_InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNextTwelveMonthsBeforeTax
Namespace Prefix: | ww_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | srt_StatementScenarioAxis=ww_TwoThousandEighteenSwapMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=ww_DerivativePayableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementScenarioAxis=ww_TwoThousandNineteenSwapMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=us-gaap_OtherNoncurrentAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis=us-gaap_CashFlowHedgingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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