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v3.24.4

Debt - Derby Back Leverage Financing (Details) $ in Thousands |  |  |  | 12 Months Ended
--- | --- | --- | --- | ---
Aug. 25, 2024 | Apr. 25, 2024 USD ($) | Aug. 18, 2023 USD ($) multiplier | Oct. 31, 2024 USD ($) | Oct. 31, 2023 USD ($)
Debt Instrument [Line Items] |  |  |  |  |
Payments of debt issuance costs |  |  |  | $ 1,159 | $ 3,469
Back Leverage Financing |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Gross proceeds from debt |  | $ 13,000 | $ 20,000 |  |
Payments of debt issuance costs |  | 200 | 400 |  |
Net proceeds from debt |  | 12,800 | 19,600 |  |
Payment to fund DSCR Reserve Accounts |  | 900 | 1,700 |  |
Payment to fund O&M Reserve Accounts |  |  | 6,500 |  |
Proceeds from debt, distributed to company |  | 11,500 | 11,100 |  |
Legal fees |  | $ 200 |  |  |
Output shortfall payments |  |  | 1,300 |  |
Unrestricted cash |  |  | $ 6,800 |  |
Trailing period for debt service coverage ratio |  | 12 months | 12 months |  |
Term to acquire interest at flip point |  | 90 days | 90 days |  |
Back Leverage Financing | Minimum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Basis points |  | 1.1 |  |  |
Debt service coverage ratio |  |  | 1.10% |  |
Back Leverage Financing | Groton Senior Back Leverage Loan Facility |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt Instrument, Amortization Period |  |  | 10 years |  |
Debt instrument term |  |  | 7 years |  |
Term of interest only period |  |  | 84 months |  |
Back Leverage Financing | Groton Senior Back Leverage Loan Facility | Prepayment on or prior to the second anniversary |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Prepayment fee (as percentage) |  |  | 3.00% |  |
Back Leverage Financing | Groton Senior Back Leverage Loan Facility | Prepayment after second anniversary of the closing date but on or prior to the fourth anniversary |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Prepayment fee (as percentage) |  |  | 2.00% |  |
Back Leverage Financing | Groton Senior Back Leverage Loan Facility | Prepayment after fourth anniversary of the closing date but on or prior to the seventh anniversary |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Prepayment fee (as percentage) |  |  | 1.00% |  |
Back Leverage Financing | Groton Senior Back Leverage Loan Facility | Minimum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt service coverage ratio |  |  | 1.20% |  |
Back Leverage Financing | Derby Senior Back Leverage Loan Facility |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Interest rate (as a percent) |  | 7.25% |  |  |
Debt instrument term |  | 7 years |  |  |
Back Leverage Financing | Derby Senior Back Leverage Loan Facility | Prepayment on or prior to the second anniversary |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Prepayment fee (as percentage) | 2.00% |  |  |  |
Back Leverage Financing | Derby Senior Back Leverage Loan Facility | Prepayment after second anniversary of the closing date but on or prior to the fourth anniversary |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Prepayment fee (as percentage) | 3.00% |  |  |  |
Back Leverage Financing | Derby Senior Back Leverage Loan Facility | Prepayment after fourth anniversary of the closing date but on or prior to the seventh anniversary |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Prepayment fee (as percentage) | 1.00% |  |  |  |
Back Leverage Financing | Derby Senior Back Leverage Loan Facility | Minimum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Basis points |  | 1.25 |  |  |
Back Leverage Financing | Groton Subordinated Back Leverage Loan Facility |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Basis points |  |  | 2.75 |  |
Excess cashflow available to borrower (as a percent) |  |  | 50.00% |  |
Term following commercial operations date and termination of the Amended and Restated PPA |  |  | 20 years |  |
Back Leverage Financing | Groton Subordinated Back Leverage Loan Facility | Step Down Date |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Interest rate (as a percent) |  |  | 8.00% |  |
Back Leverage Financing | Groton Subordinated Back Leverage Loan Facility | After the Step Down Date |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Floor rate (as a percent) |  |  | 5.00% |  |
Back Leverage Financing | Groton Subordinated Back Leverage Loan Facility | Maximum | After the Step Down Date |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Interest rate (as a percent) |  |  | 8.00% |  |
Back Leverage Financing | Liberty Lender |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Payment to fund DSCR Reserve Accounts |  |  | $ 830 |  |
Payment to fund O&M Reserve Accounts |  | $ 600 | $ 3,250 |  |
Interest rate (as a percent) |  |  | 6.75% |  |
Back Leverage Financing | Liberty Lender | Term Loan Facility |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Loan provided by lender (as a percentage) |  | 68.00% | 50.00% |  |
Back Leverage Financing | Amalgamated Lender |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Payment to fund DSCR Reserve Accounts |  |  | $ 830 |  |
Payment to fund O&M Reserve Accounts |  |  | $ 3,250 |  |
Annual carbon emissions price multiplier | multiplier |  |  | 12.66 |  |
Back Leverage Financing | Amalgamated Lender | Carbon Offset Event Continuing |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Interest rate (as a percent) |  |  | 7.32% |  |
Back Leverage Financing | Amalgamated Lender | Carbon Offset Event Non Continuing |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Interest rate (as a percent) |  |  | 6.07% |  |
Back Leverage Financing | Amalgamated Lender | Term Loan Facility |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Loan provided by lender (as a percentage) |  |  | 50.00% |  |
Back Leverage Financing | Groton Senior Back Leverage Loans |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Payment to fund DSCR Reserve Accounts |  |  | $ 300 |  |
Back Leverage Financing | Groton Senior Back Leverage Loans | Term Loan Facility |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Term loan facility |  |  | 12,000 |  |
Back Leverage Financing | Derby Senior Back Leverage Lenders |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Payment to fund DSCR Reserve Accounts |  | $ 400 |  |  |
Back Leverage Financing | Derby Senior Back Leverage Lenders | Term Loan Facility |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Term loan facility |  | 9,500 |  |  |
Back Leverage Financing | Groton Subordinated Back Leverage Lenders | Term Loan Facility |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Term loan facility |  |  | $ 8,000 |  |
Back Leverage Financing | Derby Subordinated Back Leverage Lenders | Term Loan Facility |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Term loan facility |  | 3,500 |  |  |
Connecticut Green Bank Term Loan Agreement (Derby Senior Back Leverage Loan Facility) |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Payment to fund O&M Reserve Accounts |  | $ 300 |  |  |
Connecticut Green Bank Loan (Derby Subordinated Back Leverage Loan Facility) |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Loan provided by lender (as a percentage) |  | 32.00% |  |  |
Interest rate (as a percent) |  | 8.00% |  |  |

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