Financial Instruments - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended	9 Months Ended
Nov. 01, 2014	Nov. 01, 2014
Derivatives Designated as Hedging Instruments \| Forward foreign exchange contracts
Derivative [Line Items]
Notional value of contracts outstanding	$ 77	$ 77
Derivative contracts maturity period	2016-01
Derivative, Loss on Derivative	1	1
Derivatives Designated as Non-Hedging Instruments \| Forward foreign exchange contracts
Derivative [Line Items]
Notional value of contracts outstanding	18	18
Derivative contracts maturity period	2014-12
Changes in the fair value of the contracts	0	1
Derivatives Designated as Non-Hedging Instruments \| Foreign currency option contracts
Derivative [Line Items]
Notional value of contracts outstanding	31	31
Derivative contracts maturity period	2015-01
Changes in the fair value of the contracts	$ 1	$ 1

Derivative, Maturity Month and Year

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- Definition

Increase decrease in fair value of foreign exchange derivative financial instruments designated as cash flow hedges of the purchases of inventory.

+ References

No definition available.

+ Details

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- Definition

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Article 12

-Section 13

-Sentence Column B

+ Details

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- Details

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- Definition

Amount of decrease in the fair value of derivatives recognized in the income statement.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4A

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5618551-113959

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4C

-Subparagraph (a),(c),(d),(e)

-URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5624171-113959

+ Details

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