Supplemental Financial Information (Details) (Sears Holdings Corporation, USD $) In Millions, unless otherwise specified	3 Months Ended
May 01, 2015
Sears Holdings Corporation
Related Party Transaction
Postretirement benefit liability	$ 1.5

The increase (decrease) during the reporting period in the amount due to fund non-pension benefits provided to former, retired, and disabled employees.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585

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