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Commitments and Contingencies - Additional Information (Details) $ in Thousands |  | 1 Months Ended | 3 Months Ended | 12 Months Ended | 24 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Apr. 27, 2020 USD ($) | Dec. 31, 2018 project | Jul. 31, 2017 project | Oct. 31, 2021 USD ($) | Oct. 31, 2022 USD ($) project MW | Oct. 31, 2021 USD ($) | Oct. 31, 2021 USD ($) | Dec. 20, 2021 USD ($)
Commitments And Contingencies [Line Items] |  |  |  |  |  |  |  |
Recorded unconditional purchase obligation |  |  |  |  | $ 67,100 |  |  |
Total number of projects | project |  |  |  |  | 3 |  |  |
Accounts receivable outstanding |  |  |  |  |  | $ 11,200 |  |
Impairment charges |  |  |  |  | $ 22,100 | 2,800 | $ 24,900 |
Long Term Project Assets |  |  |  | $ 223,277 | $ 232,886 | $ 223,277 | $ 223,277 |
POSCO Energy Settlement Agreement |  |  |  |  |  |  |  |
Commitments And Contingencies [Line Items] |  |  |  |  |  |  |  |
Contingent liability |  |  |  |  |  |  |  | $ 1,800
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 |  |  |  |  | $ 21,900 |  |  |
Derby Project 14.0 Mega Watt |  |  |  |  |  |  |  |
Commitments And Contingencies [Line Items] |  |  |  |  |  |  |  |
Under construction power plant capacity | MW |  |  |  |  | 14.0 |  |  |
Long Term Project Assets |  |  |  |  | $ 29,300 |  |  |
Derby Project 2.8 Mega Watt |  |  |  |  |  |  |  |
Commitments And Contingencies [Line Items] |  |  |  |  |  |  |  |
Under construction power plant capacity | MW |  |  |  |  | 2.8 |  |  |
Long Term Project Assets |  |  |  |  | $ 300 |  |  |
Bridgeport |  |  |  |  |  |  |  |
Commitments And Contingencies [Line Items] |  |  |  |  |  |  |  |
Operating power plant capacity | MW |  |  |  |  | 14.9 |  |  |
NEW YORK | Power Purchase Agreement |  |  |  |  |  |  |  |
Commitments And Contingencies [Line Items] |  |  |  |  |  |  |  |
Total number of projects | project |  | 3 | 3 |  |  |  |  |
Impairment charges |  |  |  | $ 1,800 |  |  |  |
Posco Energy |  |  |  |  |  |  |  |
Commitments And Contingencies [Line Items] |  |  |  |  |  |  |  |
Loss contingency, damages sought | $ 3,300 |  |  |  |  |  |  |
Unspecified warranty claims | 7,000 |  |  |  |  |  |  |
License termination | $ 110,000 |  |  |  |  |  |  |

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