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v3.25.1

Revenues (Tables) | 3 Months Ended
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Mar. 31, 2025
Revenue from Contract with Customer [Abstract] |
Schedule of Disaggregation of Revenue | The following tables disaggregate revenues by major source, timing of revenue recognition, and segment:
|  |  |  | Three months ended March 31, 2025 |  |
(in thousands) |  |  |  |  |  |  |  | Electric utility |  | Other |  | Total |  |
Revenues from contracts with customers |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric energy sales - residential |  |  |  |  |  |  |  | $ | 240,379 |  |  | $ | — |  |  | $ | 240,379 |  |  |
Electric energy sales - commercial |  |  |  |  |  |  |  | 236,501 |  |  | — |  |  | 236,501 |  |  |
Electric energy sales - large light and power |  |  |  |  |  |  |  | 262,118 |  |  | — |  |  | 262,118 |  |  |
Electric energy sales - other |  |  |  |  |  |  |  | 4,487 |  |  | — |  |  | 4,487 |  |  |
Other sales |  |  |  |  |  |  |  | — |  |  | 4,165 |  |  | 4,165 |  |  |
Total revenues from contracts with customers |  |  |  |  |  |  |  | 743,485 |  |  | 4,165 |  |  | 747,650 |  |  |
Revenues from other sources |  |  |  |  |  |  |  |  |  |  |  |  |  |
Regulatory revenue |  |  |  |  |  |  |  | (14,081) |  |  | — |  |  | (14,081) |  |  |
Other |  |  |  |  |  |  |  | 8,962 |  |  | 1,539 |  |  | 10,501 |  |  |
Total revenues from other sources |  |  |  |  |  |  |  | (5,119) |  |  | 1,539 |  |  | (3,580) |  |  |
Total revenues |  |  |  |  |  |  |  | $ | 738,366 |  |  | $ | 5,704 |  |  | $ | 744,070 |  |  |
Timing of revenue recognition |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total revenues from contracts with customers - services/goods transferred over time |  |  |  |  |  |  |  | $ | 743,485 |  |  | $ | 4,165 |  |  | $ | 747,650 |  |  |
|  |  |  | Three months ended March 31, 2024
(in thousands) |  |  |  |  |  |  |  | Electric utility |  | Other |  | Total
Revenues from contracts with customers |  |  |  |  |  |  |  |  |  |  |  |
Electric energy sales - residential |  |  |  |  |  |  |  | $ | 241,522 |  |  | $ | — |  |  | $ | 241,522 |
Electric energy sales - commercial |  |  |  |  |  |  |  | 241,768 |  |  | — |  |  | 241,768 |
Electric energy sales - large light and power |  |  |  |  |  |  |  | 271,087 |  |  | — |  |  | 271,087 |
Electric energy sales - other |  |  |  |  |  |  |  | 4,946 |  |  | — |  |  | 4,946 |
Other sales |  |  |  |  |  |  |  | — |  |  | 3,306 |  |  | 3,306 |
Total revenues from contracts with customers |  |  |  |  |  |  |  | 759,323 |  |  | 3,306 |  |  | 762,629 |
Revenues from other sources |  |  |  |  |  |  |  |  |  |  |  |
Regulatory revenue |  |  |  |  |  |  |  | 21,190 |  |  | — |  |  | 21,190 |
Other |  |  |  |  |  |  |  | 8,065 |  |  | 130 |  |  | 8,195 |
Total revenues from other sources |  |  |  |  |  |  |  | 29,255 |  |  | 130 |  |  | 29,385 |
Total revenues |  |  |  |  |  |  |  | $ | 788,578 |  |  | $ | 3,436 |  |  | $ | 792,014 |
Timing of revenue recognition |  |  |  |  |  |  |  |  |  |  |  |
Total revenues from contracts with customers - services/goods transferred over time |  |  |  |  |  |  |  | $ | 759,323 |  |  | $ | 3,306 |  |  | $ | 762,629 |

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-5 + Details
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