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PROPERTY, PLANT, AND EQUIPMENT - SAMSON AND DELILAH - STORM DAMAGE (Details) - Electric - generation - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Jun. 30, 2025 | Sep. 30, 2025
Samson I Solar Energy Center |  |  |
Property, plant, and equipment |  |  |
Impairment due to storm damage |  | $ 2.8 | $ 2.8
Insurance receivable | $ 2.8 |  | $ 2.8
Samson I Solar Energy Center and Delilah Solar Energy |  |  |
Property, plant, and equipment |  |  |
Impairment due to storm damage | $ 12.0 | $ 8.8 |

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