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v3.21.2

Leases - Additional Information (Details) | 9 Months Ended
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Oct. 30, 2021 Shop
Lessee, Lease, Description [Line Items] |
Number of Sephora shops opened | 200
Store [Member] |
Lessee, Lease, Description [Line Items] |
Lease extension term | 5 years
Minimum [Member] | Store [Member] |
Lessee, Lease, Description [Line Items] |
Lease initial term | 20 years
Lease renewal term | 4 years
Maximum [Member] | Store [Member] |
Lessee, Lease, Description [Line Items] |
Lease initial term | 25 years
Lease renewal term | 8 years

X
- Definition Lease extension term + References No definition available. + Details
Name: | kss_LeaseExtensionTerm
Namespace Prefix: | kss_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Lease initial term. + References No definition available. + Details
Name: | kss_LeaseInitialTerm
Namespace Prefix: | kss_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Lease renewal term. + References No definition available. + Details
Name: | kss_LeaseRenewalTerm
Namespace Prefix: | kss_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of sephora shops opened. + References No definition available. + Details
Name: | kss_NumberOfSephoraShopsOpened
Namespace Prefix: | kss_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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

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- Details
Name: | srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=kss_StoreMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |