Debt instrument price percentage of principal amount

No definition available.

Name:	kss_DebtInstrumentPricePercentageOfPrincipalAmount
Namespace Prefix:	kss_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt instrument, redemption of remaining outstanding notes.

+ References

No definition available.

+ Details

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Namespace Prefix:	kss_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Voluntary redemption outstanding percentage

+ References

No definition available.

+ Details

Name:	kss_VoluntaryRedemptionOutstandingPercentage
Namespace Prefix:	kss_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount of annual principal payment for debt instrument.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- 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.

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+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Date when the debt instrument is scheduled to be fully repaid, in YYYY-MM-DD format.

+ References

+ Details

Name:	us-gaap_DebtInstrumentMaturityDate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of principal amount of debt redeemed.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

+ References

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
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Period Type:

Debt - Additional Information (Details) - USD ($)	1 Months Ended		3 Months Ended	6 Months Ended
Debt - Additional Information (Details) - USD ($)	May 31, 2025	Dec. 31, 2024	Aug. 03, 2024	Aug. 02, 2025	Aug. 03, 2024	Jul. 31, 2025	May 01, 2025	Feb. 01, 2025
Debt Instrument [Line Items]
Interest rate on notes						4.25%
Debt instrument increased basis point		50.00%
Debt instrument, aggregate principal amount						$ 353,000,000	$ 360,000,000
Debt Instrument, percentage of principal amount	10.00%
Proceeds from issuance of debt	$ 357,000,000			$ 357,000,000	$ 0
Debt instrument price percentage of principal amount	101.00%
Debt Instrument, Maturity Date			May 15, 2025
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity				1,500,000,000
Short-term debt, outstanding			$ 410,000,000	$ 75,000,000	410,000,000			$ 290,000,000
3.375 % Notes [Member]
Debt Instrument [Line Items]
Interest rate on notes		3.375%
Debt instrument increased basis point				175.00%
Senior Notes [Member]
Debt Instrument [Line Items]
Long-term Debt, Fair Value			1,200,000,000	$ 1,100,000,000	1,200,000,000			$ 1,200,000,000
Senior Notes [Member] \| Nine Point Five Zero Percent Senior Notes Due Twenty Twenty Five [Member]
Debt Instrument [Line Items]
Redemption of remaining outstanding notes			$ 113,000,000		$ 113,000,000
Voluntary redemption outstanding percentage			9.50%		9.50%