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Leases - Summary of Other Lease Information (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
May 02, 2026 | May 03, 2025
Property and equipment acquired (disposed) through exchange of: |  |
Finance lease liabilities | $ 2 | $ (10)
Operating lease liabilities | $ 3 | $ 5

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- Definition Increase decrease of finance lease liabilities through purchase and disposal of property and equipment. + References No definition available. + Details
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Namespace Prefix: | kss_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Increase decrease of operating lease liabilities through purchase and disposal of property and equipment. + References No definition available. + Details
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Namespace Prefix: | kss_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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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