Inventories (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2019	Oct. 31, 2018	Oct. 31, 2017	Oct. 31, 2019	Nov. 01, 2018	Oct. 31, 2018
Inventories
Raw materials				$ 99,041		$ 67,468
Work-in-process				13,657		9,589
Finished goods				226,622		188,575
Deferred cost of goods sold				53,051		48,057
Inventories before provision				392,371		313,689
Reserve for excess and obsolescence	$ (47,322)	$ (51,206)	$ (51,206)	(47,322)		(50,938)
Total inventories				$ 345,049	$ 260,265	$ 262,751
Reserve for excess and obsolete inventory [Roll Forward]
Valuation allowance, beginning balance	50,938	51,206	62,503
Provisions	28,085	30,615	35,459
Disposals	31,701	30,883	46,756
Valuation allowance, ending balance	$ 47,322	$ 50,938	$ 51,206