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v3.23.1

Revenues (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | $ 822,384 | $ 700,831
Total revenues from other sources | 105,853 | 84,237
Revenues | 928,237 | 785,068
Services/goods transferred at a point in time |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 12,022 | 12,996
Services/goods transferred over time |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 810,362 | 687,835
Electric energy sales - residential |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 255,550 | 224,574
Electric energy sales - commercial |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 254,470 | 219,597
Electric energy sales - large light and power |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 290,978 | 241,123
Electric energy sales - other |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 5,457 | 1,426
Bank fees |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 12,022 | 12,996
Other sales |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 3,907 | 1,115
Regulatory revenue |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues from other sources | 15,604 | 12,886
Bank interest and dividend income |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues from other sources | 79,479 | 59,989
Other bank noninterest income |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues from other sources | 2,356 | 2,130
Other |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues from other sources | 8,414 | 9,232
Electric utility |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 806,455 | 686,720
Total revenues from other sources | 23,906 | 22,072
Revenues | 830,361 | 708,792
Electric utility | Services/goods transferred at a point in time |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 0 | 0
Electric utility | Services/goods transferred over time |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 806,455 | 686,720
Electric utility | Electric energy sales - residential |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 255,550 | 224,574
Electric utility | Electric energy sales - commercial |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 254,470 | 219,597
Electric utility | Electric energy sales - large light and power |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 290,978 | 241,123
Electric utility | Electric energy sales - other |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 5,457 | 1,426
Electric utility | Bank fees |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 0 | 0
Electric utility | Other sales |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 0 | 0
Electric utility | Regulatory revenue |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues from other sources | 15,604 | 12,886
Electric utility | Bank interest and dividend income |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues from other sources | 0 | 0
Electric utility | Other bank noninterest income |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues from other sources | 0 | 0
Electric utility | Other |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues from other sources | 8,302 | 9,186
Bank |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 12,022 | 12,996
Total revenues from other sources | 81,835 | 62,119
Revenues | 93,857 | 75,115
Bank | Services/goods transferred at a point in time |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 12,022 | 12,996
Bank | Services/goods transferred over time |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 0 | 0
Bank | Electric energy sales - residential |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 0 | 0
Bank | Electric energy sales - commercial |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 0 | 0
Bank | Electric energy sales - large light and power |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 0 | 0
Bank | Electric energy sales - other |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 0 | 0
Bank | Bank fees |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 12,022 | 12,996
Bank | Other sales |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 0 | 0
Bank | Regulatory revenue |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues from other sources | 0 | 0
Bank | Bank interest and dividend income |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues from other sources | 79,479 | 59,989
Bank | Other bank noninterest income |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues from other sources | 2,356 | 2,130
Bank | Other |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues from other sources | 0 | 0
Other |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 3,907 | 1,115
Total revenues from other sources | 112 | 46
Revenues | 4,019 | 1,161
Other | Services/goods transferred at a point in time |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 0 | 0
Other | Services/goods transferred over time |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 3,907 | 1,115
Other | Electric energy sales - residential |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 0 | 0
Other | Electric energy sales - commercial |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 0 | 0
Other | Electric energy sales - large light and power |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 0 | 0
Other | Electric energy sales - other |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 0 | 0
Other | Bank fees |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 0 | 0
Other | Other sales |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 3,907 | 1,115
Other | Regulatory revenue |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues from other sources | 0 | 0
Other | Bank interest and dividend income |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues from other sources | 0 | 0
Other | Other bank noninterest income |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues from other sources | 0 | 0
Other | Other |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues from other sources | $ 112 | $ 46

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