Derivatives - Narrative (Detail) - Derivatives Designated as Hedging Instruments [Member] - EURO Foreign Exchange Contract [Member]	3 Months Ended
Apr. 29, 2018
Derivatives, Fair Value [Line Items]
Derivative exchange rate, EURO to U.S. Dollar	1.263
Derivative contract expiration	2018-08

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.

No definition available.

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration