Restructuring and Other Charges - Additional Information (Detail)	Oct. 28, 2016
May 2015 Restructuring
Restructuring Cost and Reserve [Line Items]
Reduction of global work force	14.00%
March 2016 Restructuring
Restructuring Cost and Reserve [Line Items]
Reduction of global work force	14.00%

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