Income Taxes (Deferred Income Taxes) (Details) (USD $) In Millions	Jan. 29, 2011	Jan. 30, 2010
Income Taxes
Property and equipment	$ 473	$ 433
Merchandise inventories	27	36
Accrued and other liabilities, including stock options	216	175
Accrued step rent liability	27	58
Unrealized loss on auction rate securities	24	23
Deferred tax assets	294	292
Net deferred tax liability	$ 179	$ 141

Deferred Tax Assets Accrued and Other Liabilities Including Stock Options

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- Definition

The tax effect as of the balance sheet date of the amount of the estimated future tax deductions attributable to inventory related items which can only be realized if sufficient taxable income is generated in future periods to enable the deduction to be taken.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 109
-Paragraph 43

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 109
-Paragraph 11
-Subparagraph b

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- Definition

For entities that net deferred tax assets and tax liabilities, represents the unclassified net amount of deferred tax assets and liabilities as of the balance sheet date, which result from applying the applicable enacted tax rate to net temporary differences and carryforwards pertaining to assets or liabilities. A temporary difference is a difference between the tax basis of an asset or liability and its carrying amount in the financial statements prepared in accordance with generally accepted accounting principles that will reverse in ensuing periods.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 109
-Paragraph 42, 43

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- Definition

The aggregate tax effects as of the balance sheet date of all future tax deductions arising from temporary differences between tax basis and generally accepted accounting principles basis recognition of assets, liabilities, revenues and expenses, which can only be deducted for tax purposes when permitted under enacted tax laws; net of deducting the allocated valuation allowance, if any, to reduce such amount to net realizable value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 109
-Paragraph 43

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- Definition

The tax effect as of the balance sheet date of the amount of the estimated future tax deductions arising from deferred rent, which can only be deducted for tax purposes when rent escalations actually take effect, and which can only be realized if sufficient tax-basis income is generated in future periods to enable the deduction to be taken. Deferred rent generally arises as a result of straight-lining minimum rent over the term of a lease when minimum rent escalates from time to time over such term.

+ References

+ Details

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- Definition

The tax effect as of the balance sheet date of the amount of the estimated future tax deductions arising from unrealized losses on trading securities which can only be deducted for tax purposes when the losses are realized, and which can only be realized if sufficient tax-basis income is generated in future periods to enable the deduction to be taken. This item excludes deferred tax assets generated due to unrealized holding losses on investments in debt and equity securities categorized as available for sale which unrealized holding losses are included in the item Deferred Tax Assets, Other Comprehensive Loss.

+ References

+ Details

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- Definition

The amount as of the balance sheet date of the estimated future tax effects attributable to the difference between the tax basis of capital assets and the basis of capital assets computed in accordance with generally accepted accounting principles. The difference in basis, attributable to different capitalization of costs, depreciation, or amortization methodologies, will increase future taxable income when such basis difference is realized. Capital assets include but are not limited to assets such as land, real estate, leasehold improvements, machinery and equipment and furniture and fixtures.

+ References

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- Details

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