Income Taxes - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Aug. 01, 2014	Jul. 26, 2013
Income Tax [Line Items]
Income tax rate	20.60%	11.40%
Discrete tax benefits	$ 1.4	$ 12.4
Change in unrecognized tax benefit within the next twelve months	1.6
Due to the release of reserves due to the expiration of a statute of limitations
Income Tax [Line Items]
Discrete tax benefit due to release of reserves for uncertain tax positions	0.9	4.3
As a result of the enactment of tax laws reducing the U.K. statutory income tax rate
Income Tax [Line Items]
Discrete tax benefit due to a change in Tax Laws	0.5	3.8
Related to the settlement of U.S. and foreign tax examinations
Income Tax [Line Items]
Settlement tax examinations		2.3
Due to the retroactive extension of the U.S. federal research and experimentation credits
Income Tax [Line Items]
Discrete tax benefit due to a change in Tax Laws		$ 1.5