Project Assets - Additional Information (Details) $ in Thousands	1 Months Ended		3 Months Ended		12 Months Ended
	Dec. 31, 2018 project MW	Jul. 31, 2017 project MW	Oct. 31, 2022 USD ($) MW	Oct. 31, 2021 USD ($)	Oct. 31, 2023 USD ($) project item MW	Oct. 31, 2022 USD ($) item	Oct. 31, 2021 USD ($)
Project Assets [Line Items]
Number of project assets | item					9	8
Impairment charges					$ 2,400
Long Term Project Assets			$ 232,886		$ 258,066	$ 232,886
Total number of projects | project					3
Sale leaseback transaction, net book value			125,200		$ 167,500	125,200
Long-term project assets construction in progress			107,700		90,600	107,700
Project asset depreciation					19,000	14,200	$ 13,700
Hartford
Project Assets [Line Items]
Impairment charges			$ 800
Power Purchase Agreement | NEW YORK
Project Assets [Line Items]
Total Power to be purchased | MW		39.8
Number of projects executed | project	1
Impairment charges				$ 1,800
Total number of projects | project	3	3
Power purchased | MW	7.4
Number of projects not executed | project	2
Triangle Street Project
Project Assets [Line Items]
Impairment charges				400
Long Term Project Assets				5,600			$ 5,600
Toyota Project
Project Assets [Line Items]
Amount of charges for the difference between carrying value of the project asset less the carrying value of inventory components						$ 22,100
Non-recoverable costs charged off as cost of revenue					$ 22,900
Impairment charges				$ 2,800
Power capacity under construction phase | MW					2.3
CT RFP-1, Hartford, CT | Hartford
Project Assets [Line Items]
Capacity Of Plant | MW			7.4
SCEF - Hartford, CT | Hartford
Project Assets [Line Items]
Capacity Of Plant | MW			1.0