Reconciliation of Beginning and Ending Gross Amount of Unrecognized Tax Benefits (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Jan. 31, 2015	Feb. 01, 2014	Feb. 02, 2013
Income Tax Contingency [Line Items]
Balance at beginning of year	$ 48,680us-gaap_UnrecognizedTaxBenefits	$ 148,777us-gaap_UnrecognizedTaxBenefits	$ 144,505us-gaap_UnrecognizedTaxBenefits
Additions for uncertain tax positions taken in current year	4,771	4,212	1,949
Additions for uncertain tax positions taken in prior years	5,278	5,096	3,009
Reductions for uncertain tax positions taken in prior years	(2,747)	(69,292)
Reductions resulting from lapse of statute of limitations		(317)	(129)
Settlements with tax authorities	(363)	(39,796)	(557)
Balance at end of year	$ 55,619us-gaap_UnrecognizedTaxBenefits	$ 48,680us-gaap_UnrecognizedTaxBenefits	$ 148,777us-gaap_UnrecognizedTaxBenefits

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Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Unrecognized Tax Benefit

-URI http://asc.fasb.org/extlink&oid=6527854

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

-Publisher FASB

-Name Accounting Standards Codification

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Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

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-Paragraph 15A

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Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

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Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

+ References

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Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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

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-Name Accounting Standards Codification

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