Reconciliation of Significant Differences between Federal Statutory Income Tax Rate and Effective Income Tax Rate on Pre-Tax Income from Continuing Operations (Detail)	12 Months Ended
Jan. 28, 2012	Jan. 29, 2011	Jan. 30, 2010
Reconciliation of Statutory Federal Tax Rate [Line Items]
Federal statutory income tax rate	35.00%	35.00%	35.00%
State and local income taxes, net of federal tax benefit	3.10%	2.30%	0.20%
International income taxed at varying rates	(0.30%)	1.00%	1.30%
Foreign tax credits	(1.30%)	(2.00%)	(7.40%)
Decrease in valuation allowance		(0.40%)
Domestic/foreign tax settlements	0.30%	(2.30%)	(2.80%)
Federal tax credits	(0.60%)	(0.70%)	(2.00%)
Canadian tax rate changes			6.00%
Other, net	(0.20%)	1.40%	5.70%
Effective income tax rate	36.00%	34.30%	36.00%

Effective Income Tax Rate Reconciliation, Tax Credits, Domestic

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A ratio calculated by dividing the reported amount of income tax expense attributable to continuing operations for the period by GAAP-basis pretax income from continuing operations.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

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-Section S99

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-Subparagraph (SX 210.4-08.(h)(2))

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 109

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The domestic federal statutory tax rate applicable under enacted tax laws to the Company's pretax income from continuing operations for the period. The "statutory" tax rate is the regular tax rate if there are alternative tax systems.

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

-Publisher FASB

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-Topic 740

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-Paragraph 1

-Subparagraph (SAB TOPIC 6.I)

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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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-Name Accounting Standards Codification

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate attributable to changes in the valuation allowance for deferred tax assets.

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-Publisher FASB

-Name Accounting Standards Codification

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-Topic 740

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-Section S99

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-Subparagraph (SAB TOPIC 6.I)

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The portion of the difference between total income tax expense or benefit as reported in the Income Statement and the expected income tax expense or benefit that is attributable to changes in the income tax laws or rates.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

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-Section S99

-Paragraph 1

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-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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-Publisher FASB

-Name Accounting Standards Codification

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate that can be explained by the difference between statutory income tax rates in foreign jurisdictions and the domestic federal statutory income tax rate recorded during the period.

+ References

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate attributable to all other items not otherwise listed in the existing taxonomy.

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate that can be explained by the state and local income tax expense or benefit, net of the federal tax benefit (expense) thereon, recorded during the period.

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate that can be explained by foreign tax credits generated or utilized under enacted tax laws during the period.

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The sum of the differences between the effective income tax rate and domestic federal statutory income tax rate attributable to all income tax settlements during the period.

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