Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2020	Nov. 02, 2019	Nov. 03, 2018
Accounts Receivable Reserves and Allowances
Accounts Receivable Reserves and Allowances:
Balance at Beginning of Period	$ 8,387	$ 2,284	$ 7,213
Additions (Reductions) Charged to Income Statement	1,318	13,979	2,313
Other	0	0	0
Deductions	5,355	7,876	7,242
Balance at End of Period	4,350	8,387	2,284
Valuation Allowance for Deferred Tax Asset
Accounts Receivable Reserves and Allowances:
Balance at Beginning of Period	116,349	82,280	53,787
Additions (Reductions) Charged to Income Statement	37,622	34,069	30,254
Other	159	0	(1,761)
Deductions	0	0	0
Balance at End of Period	$ 154,130	$ 116,349	$ 82,280