Employee Benefit Plan - Additional Information (Detail) - USD ($)	12 Months Ended
	Oct. 31, 2015	Nov. 01, 2014
Defined Benefit Plan Disclosure [Line Items]
Maximum employee compensation	6.00%
Contribution expense charged to operations	$ 20,000	$ 0
Maximum Range [Member]
Defined Benefit Plan Disclosure [Line Items]
Percentage of discretionary matching contribution	20.00%