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Segment Information (Parenthetical) (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 30, 2016	Nov. 01, 2015	Oct. 30, 2016	Nov. 01, 2015
Segment Reporting Information [Line Items]
Net revenues related to foreign operations	$ 82.8	$ 80.0	$ 232.5	$ 201.7
Severance, related reorganization charges	1.2		14.4
Long-term assets related to foreign operations	$ 59.2	$ 60.6	$ 59.2	$ 60.6

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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.

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Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Amount of long-lived assets located in foreign countries in total in which the entity holds assets.

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Revenues from external customers attributed to all foreign countries in total from which the entity derives revenues.

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