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v3.23.1

Leases - Additional Information (Details) $ in Millions | 12 Months Ended
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Jan. 29, 2023 USD ($) unrelatedParty | Jan. 30, 2022 USD ($) | Jan. 31, 2021 USD ($)
Leases [Abstract] |  |  |
Number of unrelated parties | unrelatedParty | 2 |  |
Rental payments | $ | $ 2.3 | $ 2.1 | $ 1.5

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- 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 cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 5 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=123391704&loc=SL77918643-209977 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (g)(1) -URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980 + Details
Name: | us-gaap_OperatingLeasePayments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Number Of Unrelated Parties + References No definition available. + Details
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Namespace Prefix: | wsm_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant