Revenue - Revenue by Major Customers (Details) - USD ($) $ in Thousands	3 Months Ended
	Jan. 30, 2021	Feb. 01, 2020
Revenue, Major Customer [Line Items]
Total revenue	$ 757,130	$ 832,912
AT&T | Customer concentration risk
Revenue, Major Customer [Line Items]
Total revenue		84,010
Verizon | Customer concentration risk
Revenue, Major Customer [Line Items]
Total revenue		114,548
Total | Customer concentration risk
Revenue, Major Customer [Line Items]
Total revenue		$ 198,558