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v3.26.1

Debt - BKV-BPP Power Loan Agreements and Credit Facilities (Details) - USD ($) $ in Thousands |  |  |  | 6 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Nov. 21, 2021 | Nov. 01, 2021 | Oct. 14, 2021 | Jun. 30, 2026 | Dec. 31, 2025 | Jul. 10, 2023 | Oct. 15, 2021
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument, face amount |  |  |  | $ 186,000 | $ 201,000 |  |
Senior Notes | Temple I Loan Agreements |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument, face amount |  |  | $ 141,000 |  |  |  | $ 141,000
Proceeds from issuance of senior long-term debt | $ 141,000 | $ 141,000 |  |  |  |  |
Credit spread adjustment |  |  | 5.25% |  |  |  |
Senior Notes | Temple I Loan Agreements | BNAC |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Minimum net worth requirement |  |  | $ 120,000 |  |  |  |
Long-term debt, gross |  |  |  | 88,000 |  |  |
Senior Notes | Temple I Loan Agreements | BPPUS |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Minimum net worth requirement |  |  | $ 40,000 |  |  |  |
Long-term debt, gross |  |  |  |  | 95,500 |  |
Secured Debt | Temple Term Loan Facility |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument, face amount |  |  |  | $ 10,000 | 10,000 |  |
Credit spread adjustment |  |  |  | 4.60% |  |  |
Long-term debt, gross |  |  |  | $ 371,369 | 390,947 |  |
Maximum borrowing capacity |  |  |  | 371,998 | $ 391,883 | $ 500,000 |
Repayments of debt |  |  |  | $ 2,500 |  |  |
Secured Debt | BKV-BPP Power Credit Facility | Line of Credit |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Collateral held, percent |  |  |  | 100.00% |  |  |
Effective interest rate |  |  |  | 8.13% | 8.86% |  |

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