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v3.21.1

Leases - Narrative (Details) - USD ($) $ in Thousands | 12 Months Ended
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Jan. 30, 2021 | Feb. 01, 2020 | Feb. 02, 2019
Leases [Abstract] |  |  |
Current lease expiration year | 2034 |  |
Deferred lease payment | $ 3,100 |  |
Lease expense | $ 75,231 | $ 76,328 | $ 61,200

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- Definition Deferred lease payment. + References No definition available. + Details
Name: | scvl_DeferredLeasePayment
Namespace Prefix: | scvl_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Year which operating lease is set to expire, in CCYY format. + References No definition available. + Details
Name: | scvl_LesseeOperatingLeaseExpirationYear
Namespace Prefix: | scvl_
Data Type: | xbrli:gYearItemType
Balance Type: | na
Period Type: | duration

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- Definition Amount of lease cost recognized by lessee for lease contract. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 55 -Paragraph 53 -URI http://asc.fasb.org/extlink&oid=121568110&loc=SL77918982-209971 + Details
Name: | us-gaap_LeaseCost
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_LeasesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration