XML 64 R54.htm IDEA: XBRL DOCUMENT v3.10.0.1

Financial Instruments and Risk Management (Additional Information) (Details)	8 Months Ended	9 Months Ended	12 Months Ended
	Sep. 10, 2016	Sep. 29, 2018	Dec. 30, 2017
Foreign exchange contracts [Member]
Financial Instruments And Derivatives [Line Items]
Maximum remaining maturity of foreign currency derivatives	363 days	545 days	356 days
Cross currency swap [Member]
Financial Instruments And Derivatives [Line Items]
Derivative, Fixed Interest Rate		2.75%
Derivative, Forward Interest Rate		5.00%
July Thirteenth Two Thousand Twenty [Member] | Interest rate swaps [Member]
Financial Instruments And Derivatives [Line Items]
Financial instrument expiration date		Jul. 13, 2020
September First Two Thousand Twenty One [Member] | Cross currency swap [Member]
Financial Instruments And Derivatives [Line Items]
Financial instrument expiration date		Sep. 01, 2021

X

- Definition

Fixed interest rate related to the interest rate derivative.

+ References

No definition available.

+ Details

Name:	us-gaap_DerivativeFixedInterestRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Stated rate on an interest rate forward or futures contract.

+ References

No definition available.

+ Details

Name:	us-gaap_DerivativeForwardInterestRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Date the derivative contract matures, in CCYY-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

Maximum amount of time remaining before foreign currency exchange rate derivatives mature or expire, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_MaximumRemainingMaturityOfForeignCurrencyDerivatives1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Financial Instruments And Derivatives [Line Items]

+ References

No definition available.

+ Details

Name:	www_FinancialInstrumentsAndDerivativesLineItems
Namespace Prefix:	www_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=us-gaap_ForeignExchangeContractMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=us-gaap_CrossCurrencyInterestRateContractMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	www_InstrumentMaturityAxis=www_JulyThirteenthTwoThousandTwentyMemberMember
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:	www_InstrumentMaturityAxis=www_SeptemberFirstTwoThousandTwentyOneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: