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Property and Equipment (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Aug. 02, 2014 | Aug. 03, 2013 | Aug. 02, 2014 | Aug. 03, 2013
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |
Tangible asset impairment charges | $ 64 | [1] | $ 15 | [1] | $ 77 | [1] | $ 25 | [1]
Business segments |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |
Tangible asset impairment charges | 48 | [1] | 15 | [1] | 61 | [1] | 25 | [1]
Business segments | US Segment |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |
Tangible asset impairment charges | 46 | [1] | 15 | [1] | 59 | [1] | 25 | [1]
Business segments | Canadian Segment |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |
Tangible asset impairment charges | 2 | [1] | 0 | [1] | 2 | [1] | 0 | [1]
Segment reconciling items |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |
Tangible asset impairment charges | $ 16 | [1],[2] | $ 0 | [1],[2] | $ 16 | [1],[2] | $ 0 | [1],[2]
[1] | Substantially all of the impairments are recorded in selling, general and administrative expense on the Consolidated Statements of Income.
[2] | Represents impairments of undeveloped land.

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- Definition The charge against earnings resulting from the aggregate write down of tangible assets from their carrying value to their fair value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6360339&loc=d3e1361-107760 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6391110&loc=d3e2921-110230 + Details
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