Discontinued Operations - Statements of Operations (Details) - NewNet Communication Technologies, LLC - Discontinued Operations, Disposed of by Sale - Computer Systems Segment - USD ($) $ in Thousands	12 Months Ended
	Nov. 01, 2015	Nov. 02, 2014
Loss from discontinued operations
Net revenue	$ 4,708	$ 59,369
Cost of services	5,730	54,358
Selling, administrative and other operating costs	1,388	19,290
Other (income) expense, net	731	1,533
Loss from discontinued operations	(3,141)	(15,812)
Loss on disposal of discontinued operations	(1,502)	0
Loss from discontinued operations before income taxes	(4,643)	(15,812)
Income tax provision (benefit)	191	(211)
Loss from discontinued operations that is presented in the Consolidated Statements of Operations	$ (4,834)	$ (15,601)