Segments and Entity-Wide Disclosures (Details) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Aug. 01, 2020 USD ($) region	Aug. 03, 2019 USD ($)	Aug. 01, 2020 USD ($) region segment	Aug. 03, 2019 USD ($)	Nov. 02, 2019 segment	Nov. 03, 2019 USD ($)
Segment Reporting Information [Line Items]
Number of operating segments | segment			4
Equipment, building, furniture and fixtures, net	$ 266,996		$ 266,996
Operating right-of-use assets	$ 48,573		$ 48,573			$ 53,334
Number of geographic regions | region	3		3
Net revenue	$ 976,712	$ 960,606	$ 2,703,677	$ 2,604,144
United States
Segment Reporting Information [Line Items]
Net revenue	$ 647,000	$ 592,200	$ 1,800,000	$ 1,600,000
Software and Software-Related Services
Segment Reporting Information [Line Items]
Number of operating segments | segment					2