Credit Card Receivables (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
Jul. 28, 2012	Jan. 28, 2012	Jul. 30, 2011
Accounts, Notes, Loans and Financing Receivable
Number of days past due for accounts receivable to be written off	P180D
Age of Credit Card Receivables
Period-end gross credit card receivables	$ 5,905	$ 6,357	$ 6,202
Period-end gross credit card receivables (as a percent)	100.00%	100.00%	100.00%
Current
Age of Credit Card Receivables
Period-end gross credit card receivables	5,439	5,791	5,671
Period-end gross credit card receivables (as a percent)	92.20%	91.10%	91.40%
1-29 days past due
Age of Credit Card Receivables
Period-end gross credit card receivables	238	260	242
Period-end gross credit card receivables (as a percent)	4.00%	4.10%	3.90%
30-59 days past due
Age of Credit Card Receivables
Period-end gross credit card receivables	77	97	101
Period-end gross credit card receivables (as a percent)	1.30%	1.50%	1.60%
60-89 days past due
Age of Credit Card Receivables
Period-end gross credit card receivables	48	62	60
Period-end gross credit card receivables (as a percent)	0.80%	1.00%	1.00%
90+ days past due
Age of Credit Card Receivables
Period-end gross credit card receivables	$ 103	$ 147	$ 128
Period-end gross credit card receivables (as a percent)	1.70%	2.30%	2.10%

Amount before allowance of credit card loans issued to individuals. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 7

-Subparagraph (a)

-Article 9

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Statement of Position (SOP)

-Number 01-6

-Paragraph 13

-Subparagraph e

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 7

-Subparagraph a, b

-Article 9

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6375948&loc=d3e4428-111522

Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Audit and Accounting Guide (AAG)

-Number AAG-DEP

-Paragraph 36, 37, 38

-IssueDate 2006-05-01

-Chapter 8

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.7(a)(4),(b))

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 7: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 7

-Subparagraph a

-Article 9

Reference 8: http://www.xbrl.org/2003/role/presentationRef

-Publisher OTS

-Name Federal Regulation (FR)

-Number Title 12

-Section 563c.102

-Paragraph 8

-Subparagraph c(iii)

-Chapter V

-Subsection I

-LegacyDoc This is a non-GAAP reference that was included in the 2009 taxonomy. It will be removed from future versions of this taxonomy.

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