Goodwill, Other Intangible Assets and Out-of-market Contracts - Schedule of Out-Of-Market Contracts (Details) - USD ($) $ in Thousands |
Mar. 31, 2026 |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|---|
| Finite-Lived Out-of-Market Contracts, Intangible Liabilities [Line Items] | |||
| Gross carrying amount | $ (167,261) | $ (182,139) | $ (218,392) |
| Accumulated amortization | 29,865 | 42,331 | 37,752 |
| Net out-of-market contracts | (137,396) | (139,808) | (180,640) |
| PPA contracts | |||
| Finite-Lived Out-of-Market Contracts, Intangible Liabilities [Line Items] | |||
| Gross carrying amount | (164,190) | (164,190) | (198,629) |
| Accumulated amortization | 29,066 | 26,985 | 23,127 |
| Net out-of-market contracts | (135,124) | (137,205) | (175,502) |
| REC contracts | |||
| Finite-Lived Out-of-Market Contracts, Intangible Liabilities [Line Items] | |||
| Gross carrying amount | (3,071) | (17,949) | (19,763) |
| Accumulated amortization | 799 | 15,346 | 14,625 |
| Net out-of-market contracts | $ (2,272) | $ (2,603) | $ (5,138) |