Project Assets - Additional Information (Details) $ in Thousands	1 Months Ended			3 Months Ended			12 Months Ended
	Jul. 31, 2020 USD ($)	Dec. 31, 2018 project MW	Jul. 31, 2017 project MW	Oct. 31, 2021 USD ($) MW	Oct. 31, 2020 USD ($)	Oct. 31, 2019 USD ($)	Oct. 31, 2021 USD ($) project	Oct. 31, 2020 USD ($)	Oct. 31, 2019 USD ($)
Project Assets [Line Items]
Number of project assets							9	8
Total number of projects | project							3
Sale leaseback transaction, net book value				$ 96,400	$ 70,500		$ 96,400	$ 70,500
Long-term project assets construction in progress				126,800	91,300		126,800	91,300
PPA assets construction in progress				0	4,800		0	4,800
Purchase price of equipment under lease	$ 8,800
Project asset depreciation							13,700	12,900	$ 6,800
Impairment of property, plant and equipment and project assets							5,024	2,417	$ 20,360
Long Term Project Assets				223,277	161,809		223,277	$ 161,809
Power Purchase Agreement | NEW YORK
Project Assets [Line Items]
Total number of projects | project			3
Total Power to be purchased | MW			39.8
Number of projects executed | project		1
Power purchased | MW		7.4
Number of projects not executed | project		2
impairment charges				1,800
Triangle Street Project [Member]
Project Assets [Line Items]
Project assets estimated useful life									5 years
Impairment of property, plant and equipment and project assets					$ 2,400
impairment charges				400		$ 14,400
Long Term Project Assets				$ 5,600			5,600
Bolthouse Farms Project [Member]
Project Assets [Line Items]
impairment charges						$ 3,100
Toyota Project [Member]
Project Assets [Line Items]
Power capacity under construction phase | MW				2.3
impairment charges							$ 2,800