RATE MATTERS - ETT Rate Matters (Details) - USD ($) $ in Millions |
1 Months Ended | 6 Months Ended |
|---|---|---|
Apr. 30, 2026 |
Jun. 30, 2026 |
|
| ETT Interim Transmission Rates | ||
| Public Utilities, General Disclosures [Line Items] | ||
| Requested annual base rate increase (decrease) | $ 2 | |
| ETT Interim Transmission Rates | ETT | ||
| Public Utilities, General Disclosures [Line Items] | ||
| Equity method investment, ownership percentage | 50.00% | |
| 2026 ETT Base Rate Case | ||
| Public Utilities, General Disclosures [Line Items] | ||
| Requested annual base rate increase (decrease) | $ 42 | |
| Requested return on equity | 10.50% | |
| Requested debt capital structure | 55.00% | |
| Requested equity capital structure | 45.00% |