Credit Card Receivables (Details 3) (USD $) In Millions, unless otherwise specified	3 Months Ended	9 Months Ended
Oct. 29, 2011 contract CADperUSD	Oct. 30, 2010 contract	Oct. 29, 2011 person CADperUSD M D contract	Oct. 30, 2010 contract	Jan. 29, 2011
Credit Card Receivables
Policy for when credit card receivables are considered as delinquent			30
Accounts, Notes, Loans and Financing Receivable
Total nondelinquent accounts (Current and 1-29 days past due)	$ 5,834	$ 6,245	$ 5,834	$ 6,245	$ 6,424
Delinquent accounts (30+ days past due)	310	485	310	485	419
Period-end gross credit card receivables	6,144	6,730	6,144	6,730	6,843
Troubled Debt Restructurings
Number of contracts	125,875	155,836	125,875	155,836
Modified contracts with outstanding receivables	304	421	304	421
Average receivables	313	425	344	456
Finance charges	5	7	16	23
Troubled Debt Restructuring Defaulted
Number of contracts	6,290	13,753	17,990	42,972
Amount defaulted	18	46	53	138
Modification of loan, period (in months)			12
FICO score of 700 or above
Accounts, Notes, Loans and Financing Receivable
Total nondelinquent accounts (Current and 1-29 days past due)	2,775	2,709	2,775	2,709	2,819
FICO score of 600 to 699
Accounts, Notes, Loans and Financing Receivable
Total nondelinquent accounts (Current and 1-29 days past due)	2,404	2,677	2,404	2,677	2,737
FICO score below 600
Accounts, Notes, Loans and Financing Receivable
Total nondelinquent accounts (Current and 1-29 days past due)	$ 655	$ 859	$ 655	$ 859	$ 868

Represents the number of financing receivables under troubled debt restructuring that have been defaulted during the period.

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The amount of the recorded investment in a contractual right to receive money on demand or on fixed or determinable dates that is recognized as an asset before making adjustment delinquent in the creditor's statement of financial position.

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- Definition

Represents the amount of year-to-date average recorded financing receivables related to troubled debt restructuring.

+ Details

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- Definition

Represents the amount of year-to-date finance charges related to troubled debt restructuring.

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- Definition

Represents the amount of troubled debt restructuring loans in default.

+ Details

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- Definition

Represents the period for modification of loans under troubled debt restructuring.

+ Details

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- Definition

Represents the policy of the entity regarding specified number of days after due date after which loan receivables are classified delinquent.

+ Details

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- Details

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- 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.

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- Definition

This is the principal amount of loans (across all types of loans) that are overdue in payment by a set number of days.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 860

-SubTopic 20

-Section 50

-Paragraph 4

-Subparagraph (e)(4)

-URI http://asc.fasb.org/extlink&oid=6942082&loc=d3e107314-111719

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

-Publisher FASB

-Name FASB Staff Position (FSP)

-Number FAS140-4 and FIN46(R)-8

-Paragraph B11

-Subparagraph b

-Clause 6

-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 FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 140

-Paragraph 17

-Subparagraph i

-Clause 4

-Subclause b

-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.

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- Definition

The amount of the recorded investment in a contractual right to receive money on demand or on fixed or determinable dates that is recognized as an asset in the creditor's statement of financial position. Examples include, but are not limited to, accounts receivable (with terms exceeding one year), notes receivable and receivables relating to lessor's rights to payments from leases other than operating leases that have been recorded as assets.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Receivable

-URI http://asc.fasb.org/extlink&oid=6953735

+ Details

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- Definition

The number of financing receivables that have been modified by troubled debt restructurings.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 32

-URI http://asc.fasb.org/extlink&oid=6965416&loc=SL6953670-111524

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 33

-URI http://asc.fasb.org/extlink&oid=6965416&loc=SL6953676-111524

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- Definition

The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings before the financing receivable has been modified.

+ References

+ Details

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