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v3.25.2

Acquisitions and Divestitures (Details) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 USD ($) | Jun. 30, 2024 USD ($) | Jun. 30, 2025 USD ($) | Jun. 30, 2024 USD ($)
Acquisitions - Additional Information [Line Items] |  |  |  |
Revenues | $ 192,800 | $ 166,300 | $ 491,500 | $ 412,000
Operating Income (Loss) | 50,300 | 40,800 | $ 137,100 | $ 120,400
Number of Miles of Distribution Mains |  |  | 150 | 160
Transaction-related expenses | 500 | 1,400 | $ 800 | $ 2,300
Total operating income | 50,300 | 40,800 | 137,100 | 120,400
Unregulated Energy [Member] |  |  |  |
Acquisitions - Additional Information [Line Items] |  |  |  |
Revenues | 47,900 | 41,400 | 154,600 | 124,500
Operating Income (Loss) | (1,500) | 400 | 24,800 | 21,800
Total operating income | (1,500) | 400 | 24,800 | 21,800
Regulated Energy [Member] |  |  |  |
Acquisitions - Additional Information [Line Items] |  |  |  |
Revenues | 151,800 | 130,700 | 351,400 | 299,100
Operating Income (Loss) | 51,800 | 40,500 | 112,300 | 98,600
Total operating income | $ 51,800 | $ 40,500 | $ 112,300 | $ 98,600

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