Discontinued Operations - Statements of Operations (Details) - USD ($) $ in Thousands	3 Months Ended			6 Months Ended
	May. 01, 2016	May. 03, 2015	Feb. 01, 2015	May. 01, 2016	May. 03, 2015
Loss from discontinued operations
Other (income) expense, net	$ 420	$ (43)		$ 699	$ (141)
Loss from discontinued operations before income taxes	$ 0	$ 0		$ 0	(4,519)
Computer Systems Segment
Loss from discontinued operations
Net revenue					4,708
Cost of revenue					5,730
Selling, administrative and other operating costs					1,388
Restructuring and other related costs			$ 2,200		1,709
Other (income) expense, net					(978)
Loss from discontinued operations					(3,141)
Loss on disposal of discontinued operations					(1,187)
Loss from discontinued operations before income taxes					(4,328)
Income tax provision					191
Loss from discontinued operations that is presented in the Condensed Consolidated Statements of Operations					$ (4,519)