NATURE OF OPERATIONS AND FINANCIAL STATEMENT PRESENTATION (Narrative) (Details) customer in Thousands, $ in Millions |
3 Months Ended | |
|---|---|---|
|
Mar. 31, 2025
USD ($)
mi²
customer
|
Mar. 31, 2024
USD ($)
|
|
| Organization, Consolidation and Presentation of Financial Statements [Abstract] | ||
| Number of retail customers | customer | 455 | |
| Area in which company generates transmits and distributes electricity to retail electric customers (square mile) | mi² | 1,155 | |
| PTC benefits | $ | $ 4 | $ 4 |