Revenue - Revenue by Major Customers (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	May 01, 2021	May 02, 2020	May 01, 2021	May 02, 2020
Revenue, Major Customer [Line Items]
Total revenue	$ 833,927	$ 894,053	$ 1,591,057	$ 1,726,965
AT&T | Customer concentration risk
Revenue, Major Customer [Line Items]
Total revenue	125,138	105,630	193,941	189,640
Verizon | Customer concentration risk
Revenue, Major Customer [Line Items]
Total revenue				203,630
Total | Customer concentration risk
Revenue, Major Customer [Line Items]
Total revenue	$ 125,138	$ 105,630	$ 193,941	$ 393,270