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.

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Carrying amount of collateralized debt obligations with maturities initially due after one year or beyond the operating cycle, if longer, excluding the current portion. Obligations include, but not limited to, mortgage loans, chattel loans, and other borrowings secured by assets.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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

- Definition

Carrying value as of the balance sheet date of collateralized/uncollateralized debt obligation (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion. Subordinated debt places a lender in a lien position behind the primary lender of the company.

+ References

+ Details

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

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=shld_EslInvestmentsIncMember
Namespace Prefix:
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Balance Type:
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- Details

Name:	us-gaap_DebtInstrumentAxis=shld_SeniorSecuredNoteMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=shld_NewSeniorSecuredNotesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=shld_UnsecuredSeniorNotesMember
Namespace Prefix:
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- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=shld_FairholmeMember
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RELATED PARTY DISCLOSURE (Senior Secured and Subsidiary Notes) (Details) - USD ($) $ in Millions	Aug. 04, 2018	Feb. 03, 2018	Jul. 29, 2017
ESL Investments, Inc. \| Old Senior Secured Note
Related Party Transaction [Line Items]
Senior secured notes		$ 20	$ 11
ESL Investments, Inc. \| New Senior Secured Notes
Related Party Transaction [Line Items]
Senior secured notes	$ 21
ESL Investments, Inc. \| Unsecured Senior Notes
Related Party Transaction [Line Items]
Subsidiary notes			3
Fairholme \| Old Senior Secured Note
Related Party Transaction [Line Items]
Senior secured notes			46
Fairholme \| Unsecured Senior Notes
Related Party Transaction [Line Items]
Subsidiary notes	$ 8	$ 9	$ 14