Restricted Cash - Summary of Allocation of Restricted Cash (Details) - USD ($) $ in Thousands	Jul. 31, 2022	Oct. 31, 2021
Restricted Cash.
Cash Restricted for Outstanding Letters of Credit	$ 4,824	$ 6,478
Cash Restricted for PNC Sale-Leaseback Transactions	4,599	5,514
Cash Restricted for Crestmark Sale-Leaseback Transaction	2,892	2,887
Bridgeport Fuel Cell Park Project Debt Service and Performance Reserves	9,714	11,937
Other	1,130	1,183
Total Restricted Cash	23,159	27,999
Restricted Cash and Cash Equivalents - Short-Term	(5,627)	(11,268)
Restricted cash and cash equivalents - long-term	$ 17,532	$ 16,731

Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as noncurrent. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Name:	us-gaap_RestrictedCashAndCashEquivalentsNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant