Commitments and Contingencies - Additional Information (Details) $ in Thousands	3 Months Ended		27 Months Ended
	Jan. 31, 2023 USD ($) project MW	Jan. 31, 2022 USD ($)	Jan. 31, 2023 USD ($)	Oct. 31, 2022 USD ($)
Commitments And Contingencies [Line Items]
Total number of projects | project	3
Impairment charges	$ 7,100	$ 2,800	$ 32,000
Long Term Project Assets	229,914		229,914	$ 232,886
Recorded unconditional purchase obligation	$ 77,100		77,100
Tulare Biomart Project
Commitments And Contingencies [Line Items]
Term for procuring fuel	20 years
LIPA project
Commitments And Contingencies [Line Items]
Term for procuring fuel	7 years
LIPA project | Maximum
Commitments And Contingencies [Line Items]
Term for procuring fuel	18 years
Toyota
Commitments And Contingencies [Line Items]
Long Term Project Assets	$ 22,000		22,000
Derby Project 14.0 Mega Watt
Commitments And Contingencies [Line Items]
Under construction power plant capacity | MW	14.0
Long Term Project Assets	$ 29,400		29,400
Derby Project 2.8 Mega Watt
Commitments And Contingencies [Line Items]
Under construction power plant capacity | MW	2.8
Long Term Project Assets	$ 400		$ 400
Bridgeport
Commitments And Contingencies [Line Items]
Operating power plant capacity | MW	14.9