Purchased Intangible Assets, Net and Goodwill - Additional Information (Detail) (USD $)	12 Months Ended
	Nov. 02, 2008
Schedule Of Indefinite And Finite Lived Intangible Assets [Line Items]
Impairment of intangible assets and goodwill	$ 135,200,000
Computer Systems [Member]
Schedule Of Indefinite And Finite Lived Intangible Assets [Line Items]
Impairment of goodwill	83,600,000
Impairment of intangible assets	39,200,000
Other [Member]
Schedule Of Indefinite And Finite Lived Intangible Assets [Line Items]
Impairment of goodwill	8,200,000
Staffing Services [Member]
Schedule Of Indefinite And Finite Lived Intangible Assets [Line Items]
Impairment of goodwill	$ 2,800,000