Regulatory Matters - Narrative (Details) - USD ($) $ in Thousands |
9 Months Ended | |
|---|---|---|
Dec. 19, 2024 |
Sep. 30, 2025 |
|
| Regulated Operations [Abstract] | ||
| Reduction in authorized return of equity | 0.20% | |
| Authorized revenue, threshold percentage | 2.00% | |
| Balancing and memorandum revenue account, refunds (collections) | $ 15,792 |