Debt Instrument, Applicable Margin on Variable Rate

No definition available.

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- Definition

Debt Instrument, Covenant Terms, In The Event Of Certain Repayment Of Indebtedness

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Floor Interest Rate

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Debt Instrument, Floor Rate on Variable Interest

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Number Of Secure Loan Facilities

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Premium Percentage, Prepayment Period One

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Premium Percentage, Prepayment Period Two

+ References

No definition available.

+ Details

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- Definition

Fixed Charge Coverage Ratio Minimum

+ References

No definition available.

+ Details

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- Definition

Line of Credit Facility, Additional Borrowing Capacity Under Accordion Feature

+ References

No definition available.

+ Details

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Namespace Prefix:	shld_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line of Credit Facility, Additional Borrowing Capacity Under FILO Tranche Feature

+ References

No definition available.

+ Details

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Namespace Prefix:	shld_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line of Credit Facility, Permitted Short-Term Borrowings Under Amended Agreement

+ References

No definition available.

+ Details

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Namespace Prefix:	shld_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Percentage of available credit facility to make restricted payments

+ References

No definition available.

+ Details

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- Definition

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

+ References

No definition available.

+ Details

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

+ Details

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Balance Type:	credit
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.

+ References

No definition available.

+ Details

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- Definition

Amount of the required periodic payments including both interest and principal payments.

+ References

+ Details

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

- Definition

Amount, after accumulated amortization, of debt discount.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 1A
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28541-108399

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400

+ Details

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Balance Type:	debit
Period Type:	instant

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-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

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

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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

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

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

- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-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

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The cash inflow from additional borrowings, net of cash paid to third parties in connection with debt origination.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

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- Details

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- Details

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- Details

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- Details

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BORROWINGS (Domestic Credit Agreement) (Details)	3 Months Ended	6 Months Ended	12 Months Ended
BORROWINGS (Domestic Credit Agreement) (Details)	Apr. 29, 2017	Jul. 29, 2017 USD ($) loan	Jan. 28, 2017 USD ($)	Feb. 28, 2017 USD ($)	Jan. 31, 2017 USD ($)	Jul. 30, 2016 USD ($)
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity		$ 1,500,000,000.0
Line of credit facility, additional borrowing capacity under Accordion feature		1,000,000,000.0
Line of credit facility, amount outstanding		216,000,000				$ 63,000,000
Line of credit facility, additional borrowing capacity under FILO tranche feature		500,000,000
Line of credit facility, permitted short-term borrowings under amended agreement		$ 1,000,000,000
Fixed charge coverage ratio (less than)		1.0
Secured Debt
Debt Instrument [Line Items]
Number of secure loans facilities \| loan		2
Domestic Credit Agreement
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity				$ 1,000,000,000.0	$ 750,000,000
Line of credit facility, amount outstanding		$ 0
Line of credit facility, remaining borrowing capacity		$ 191,000,000	$ 165,000,000			191,000,000
Covenant term in the event of certain repayment of indebtedness		1 year
Letters of credit outstanding, amount		$ 389,000,000	464,000,000			656,000,000
Domestic Credit Agreement \| Minimum
Debt Instrument [Line Items]
Commitment fees		0.625%
Limit of availability under the credit facility to make restricted payments		15.00%
Domestic Credit Agreement \| Maximum
Debt Instrument [Line Items]
Limit of availability under the credit facility to make restricted payments	10.00%
Term Loan \| Secured Debt
Debt Instrument [Line Items]
Debt instrument, face amount		$ 1,000,000,000.0
Debt instrument, periodic payment		2,500,000
Carrying amount of long-term debt		727,000,000	970,000,000			975,000,000
Remaining discount on debt		$ 723,000,000	963,000,000			965,000,000
Term Loan \| Secured Debt \| London Interbank Offered Rate (LIBOR)
Debt Instrument [Line Items]
Debt instrument, floor interest rate		1.00%
Term Loan \| Secured Debt \| London Interbank Offered Rate (LIBOR) \| Minimum
Debt Instrument [Line Items]
Debt instrument, applicable margin on variable rate		4.50%
Term Loan \| Secured Debt \| Base Rate \| Minimum
Debt Instrument [Line Items]
Debt instrument, applicable margin on variable rate		3.50%
2016 Term Loan \| Senior Secured Note
Debt Instrument [Line Items]
Debt instrument, face amount		$ 750,000,000	750,000,000
Carrying amount of long-term debt		555,000,000	726,000,000			$ 723,000,000
Proceeds from debt issuances		$ 722,000,000	$ 722,000,000
Premium percentage of aggregate principal amount if prepaid on or prior to April 8, 2017		2.00%
Premium percentage of aggregate principal amount if prepaid after April 8, 2017 and prior to April 8, 2018		1.00%
2016 Term Loan \| Senior Secured Note \| London Interbank Offered Rate (LIBOR)
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate		7.50%
LIBOR floor percentage		1.00%
2016 Term Loan \| Domestic Credit Agreement
Debt Instrument [Line Items]
Line of credit facility, amount outstanding		$ 750,000,000
Domestic Credit Agreement \| Letter of Credit
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity		$ 1,000,000,000.0
Domestic Credit Agreement \| Domestic Credit Agreement \| Minimum
Debt Instrument [Line Items]
Limit of availability under the credit facility to make restricted payments		12.50%
Domestic Credit Agreement \| Second Lien
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity		$ 2,000,000,000.0
Line of credit facility, amount outstanding		934,000,000
Line of credit facility, remaining borrowing capacity		$ 1,100,000,000
Extended Maturity \| Domestic Credit Agreement \| London Interbank Offered Rate (LIBOR) \| Minimum
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate		3.50%
Extended Maturity \| Domestic Credit Agreement \| London Interbank Offered Rate (LIBOR) \| Maximum
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate		4.00%
Extended Maturity \| Domestic Credit Agreement \| Base Rate \| Minimum
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate		2.50%
Extended Maturity \| Domestic Credit Agreement \| Base Rate \| Maximum
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate		3.00%