Inventories - Components of Inventories (Details) - USD ($) $ in Thousands		Oct. 31, 2020	Oct. 31, 2019
Inventory Disclosure [Abstract]
Raw materials		$ 21,726	$ 25,466
Work-in-process	[1]	38,231	31,228
Inventories		59,957	56,694
Inventories - short-term		(50,971)	(54,515)
Inventories - long-term	[2]	$ 8,986	$ 2,179

[1] Work-in-process includes the standard components of inventory used to build the typical modules or module components that are intended to be used in future project asset construction or power platform orders or for use under the Company’s service agreements. Included in work-in-process as of October 31, 2020 and 2019 was $19.6 million and $23.5 million, respectively, of completed standard components and modules.

[2] Long-term inventory includes modules that are contractually required to be segregated for use as replacement modules for specific project assets.