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Goodwill and Intangible Assets - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2022	Oct. 31, 2021	Oct. 31, 2020
Goodwill And Intangible Assets [Line Items]
Goodwill	$ 4,075	$ 4,075
Intangible assets, net	17,373	18,670
Amortization expenses	1,300
Impairment of goodwill	0	0	$ 0
Versa Acquisition
Goodwill And Intangible Assets [Line Items]
Goodwill	4,100	4,100
Intangible assets, net	17,400	18,700
Bridgeport Fuel Cell, LLC
Goodwill And Intangible Assets [Line Items]
Amortization expenses	$ 1,300	$ 1,300	$ 1,300

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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