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Goodwill and Indefinite-Lived Intangibles Additional Information (Details) - USD ($) $ in Millions | Apr. 02, 2022 | Jan. 01, 2022 | Apr. 03, 2021
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Indefinite-lived Intangible Assets [Line Items] |  |  |
Indefinite-lived intangibles | $ 707.4 | $ 718.1 | $ 382.3
Sperry [Member] |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |
Indefinite-lived intangibles | $ 296.0 |  |

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

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- Definition Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Details
Name: | www_BrandAxis=www_SperryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |