Inventories (Details) - USD ($) $ in Thousands	9 Months Ended
	Jul. 31, 2019	Jul. 31, 2018	Nov. 01, 2018	Oct. 31, 2018
Inventory Disclosure [Abstract]
Raw materials	$ 102,240			$ 67,468
Work-in-process	15,456			9,589
Finished goods	193,487			188,575
Deferred cost of goods sold	93,448			48,057
Inventories before provision	404,631			313,689
Provision for excess and obsolescence	(47,813)			(50,938)
Total inventories	356,818		$ 260,265	$ 262,751
Provisions	$ 18,833	$ 19,942