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v3.23.3

Revenue: Disaggregation of Revenue (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Revenue from contracts with customers | $ 400,162 | $ 460,868 | $ 1,717,353 | $ 1,752,961
Revenue | 407,126 | 462,612 | 1,739,568 | 1,760,377
Retail - Electric , Natural Gas and Coal |  |  |  |
Revenue from contracts with customers | 311,832 | 368,692 | 1,453,433 | 1,500,617
Transportation |  |  |  |
Revenue from contracts with customers | 42,540 | 40,907 | 131,066 | 124,898
Wholesale |  |  |  |
Revenue from contracts with customers | 9,441 | 13,667 | 24,578 | 32,370
Market - off-system sales |  |  |  |
Revenue from contracts with customers | 13,024 | 16,956 | 37,836 | 33,192
Transmission/Other |  |  |  |
Revenue from contracts with customers | 23,325 | 20,646 | 70,440 | 61,884
Other revenues |  |  |  |
Revenue | 6,964 | 1,744 | 22,215 | 7,416
Services transferred at a point in time |  |  |  |
Revenue from contracts with customers | 7,843 | 7,928 | 24,344 | 21,712
Services transferred over time |  |  |  |
Revenue from contracts with customers | 392,319 | 452,940 | 1,693,009 | 1,731,249
Inter-segment Revenues |  |  |  |
Revenue from contracts with customers | (4,488) | (4,247) | (13,464) | (12,743)
Revenue | (4,488) | (4,345) | (13,464) | (13,058)
Inter-segment Revenues | Retail - Electric , Natural Gas and Coal |  |  |  |
Revenue from contracts with customers | 0 | 0 | 0 | 0
Inter-segment Revenues | Transportation |  |  |  |
Revenue from contracts with customers | (114) | (99) | (344) | (298)
Inter-segment Revenues | Wholesale |  |  |  |
Revenue from contracts with customers | 0 | 0 | 0 | 0
Inter-segment Revenues | Market - off-system sales |  |  |  |
Revenue from contracts with customers | 0 | 0 | 0 | 0
Inter-segment Revenues | Transmission/Other |  |  |  |
Revenue from contracts with customers | (4,374) | (4,148) | (13,120) | (12,445)
Inter-segment Revenues | Other revenues |  |  |  |
Revenue | 0 | (98) | 0 | (315)
Inter-segment Revenues | Services transferred at a point in time |  |  |  |
Revenue from contracts with customers | 0 | 0 | 0 | 0
Inter-segment Revenues | Services transferred over time |  |  |  |
Revenue from contracts with customers | (4,488) | (4,247) | (13,464) | (12,743)
Operating Segments | Electric Utilities |  |  |  |
Revenue from contracts with customers | 231,561 | 257,845 | 639,096 | 664,822
Revenue | 237,329 | 258,669 | 649,111 | 669,586
Operating Segments | Electric Utilities | Retail - Electric , Natural Gas and Coal |  |  |  |
Revenue from contracts with customers | 191,029 | 211,489 | 522,304 | 553,327
Operating Segments | Electric Utilities | Transportation |  |  |  |
Revenue from contracts with customers | 0 | 0 | 0 | 0
Operating Segments | Electric Utilities | Wholesale |  |  |  |
Revenue from contracts with customers | 9,441 | 13,667 | 24,578 | 32,370
Operating Segments | Electric Utilities | Market - off-system sales |  |  |  |
Revenue from contracts with customers | 12,999 | 16,770 | 37,487 | 32,590
Operating Segments | Electric Utilities | Transmission/Other |  |  |  |
Revenue from contracts with customers | 18,092 | 15,919 | 54,727 | 46,535
Operating Segments | Electric Utilities | Other revenues |  |  |  |
Revenue | 5,768 | 824 | 10,015 | 4,764
Operating Segments | Electric Utilities | Services transferred at a point in time |  |  |  |
Revenue from contracts with customers | 7,843 | 7,928 | 24,344 | 21,712
Operating Segments | Electric Utilities | Services transferred over time |  |  |  |
Revenue from contracts with customers | 223,718 | 249,917 | 614,752 | 643,110
Operating Segments | Gas Utilities |  |  |  |
Revenue from contracts with customers | 173,089 | 207,270 | 1,091,721 | 1,100,882
Revenue | 174,285 | 208,288 | 1,103,921 | 1,103,849
Operating Segments | Gas Utilities | Retail - Electric , Natural Gas and Coal |  |  |  |
Revenue from contracts with customers | 120,803 | 157,203 | 931,129 | 947,290
Operating Segments | Gas Utilities | Transportation |  |  |  |
Revenue from contracts with customers | 42,654 | 41,006 | 131,410 | 125,196
Operating Segments | Gas Utilities | Wholesale |  |  |  |
Revenue from contracts with customers | 0 | 0 | 0 | 0
Operating Segments | Gas Utilities | Market - off-system sales |  |  |  |
Revenue from contracts with customers | 25 | 186 | 349 | 602
Operating Segments | Gas Utilities | Transmission/Other |  |  |  |
Revenue from contracts with customers | 9,607 | 8,875 | 28,833 | 27,794
Operating Segments | Gas Utilities | Other revenues |  |  |  |
Revenue | 1,196 | 1,018 | 12,200 | 2,967
Operating Segments | Gas Utilities | Services transferred at a point in time |  |  |  |
Revenue from contracts with customers | 0 | 0 | 0 | 0
Operating Segments | Gas Utilities | Services transferred over time |  |  |  |
Revenue from contracts with customers | $ 173,089 | $ 207,270 | $ 1,091,721 | $ 1,100,882

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