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Inventories - Components of Inventories (Details) - USD ($)
$ in Thousands
Apr. 30, 2021
Oct. 31, 2020
Inventory Disclosure [Abstract]    
Raw materials $ 27,075 $ 21,726
Work-in-process [1] 36,431 38,231
Inventories 63,506 59,957
Inventories - short-term (58,920) (50,971)
Inventories - long-term [2] $ 4,586 $ 8,986
[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 plant orders or for use under the Company’s service agreements. Included in work-in-process as of April 30, 2021 and October 31, 2020 was $22.2 million and $19.6 million, respectively, of completed standard components and modules.
[2] Long-term inventory includes modules that are contractually required to be segregated for use as exchange modules for specific project assets.