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Business segment data (Tables) | 9 Months Ended
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Sep. 30, 2023
Segment Reporting [Abstract] |
Information on the Company's businesses | Information on the Company's segments was as follows:
| Three Months Ended | Nine Months Ended
| September 30, | September 30,
| 2023 |  | 2022 |  | 2023 |  | 2022 |
| (In thousands)
External operating revenues: |  |  |  |
Regulated operations: |  |  |  |
Electric | $ | 108,089 |  | $ | 99,283 |  | $ | 294,775 |  | $ | 278,518 |
Natural gas distribution | 134,896 |  | 132,145 |  | 919,487 |  | 793,142 |
Pipeline | 36,549 |  | 32,346 |  | 79,697 |  | 69,347 |
| 279,534 |  | 263,774 |  | 1,293,959 |  | 1,141,007 |
Non-regulated operations: |  |  |  |
Pipeline | 3,855 |  | 3,712 |  | 9,389 |  | 7,650 |
Construction services | 717,406 |  | 735,001 |  | 2,218,672 |  | 1,970,694 |
Other | — |  | — |  | — |  | — |
| 721,261 |  | 738,713 |  | 2,228,061 |  | 1,978,344 |
Total external operating revenues | $ | 1,000,795 |  | $ | 1,002,487 |  | $ | 3,522,020 |  | $ | 3,119,351 |
Intersegment operating revenues: |  |  |  |
Regulated operations: |  |  |  |
Electric | $ | 27 |  | $ | 34 |  | $ | 82 |  | $ | 102 |
Natural gas distribution | 69 |  | 69 |  | 208 |  | 206 |
Pipeline | 3,666 |  | 3,508 |  | 37,624 |  | 36,845 |
| 3,762 |  | 3,611 |  | 37,914 |  | 37,153 |
Non-regulated operations: |  |  |  |
Pipeline | 35 |  | 73 |  | 265 |  | 464 |
Construction services | — |  | 2,037 |  | — |  | 4,391 |
Other | 1,689 |  | 1,472 |  | 6,412 |  | 4,368 |
| 1,724 |  | 3,582 |  | 6,677 |  | 9,223 |
Total intersegment operating revenues | $ | 5,486 |  | $ | 7,193 |  | $ | 44,591 |  | $ | 46,376 |
Operating income (loss): |  |  |  |
Electric | $ | 28,718 |  | $ | 30,395 |  | $ | 71,372 |  | $ | 53,764 |
Natural gas distribution | (15,258) |  | (16,688) |  | 45,674 |  | 38,929 |
Pipeline | 17,767 |  | 14,963 |  | 44,693 |  | 39,448 |
Construction services | 50,091 |  | 34,949 |  | 139,619 |  | 110,588 |
Other | 3,286 |  | (2,617) |  | (16,201) |  | (11,726) |
Total operating income | $ | 84,604 |  | $ | 61,002 |  | $ | 285,157 |  | $ | 231,003 |
Income (loss) from continuing operations: |  |  |  |
Regulated operations: |  |  |  |
Electric | $ | 20,942 |  | $ | 21,596 |  | $ | 53,887 |  | $ | 37,476 |
Natural gas distribution | (17,764) |  | (18,058) |  | 18,007 |  | 10,758 |
Pipeline | 11,450 |  | 9,381 |  | 29,029 |  | 25,015 |
| 14,628 |  | 12,919 |  | 100,923 |  | 73,249 |
Non-regulated operations: |  |  |  |
Pipeline | 508 |  | 779 |  | 337 |  | (179) |
Construction services | 35,975 |  | 29,248 |  | 105,951 |  | 86,596 |
Other | 27,107 |  | (577) |  | 102,515 |  | (12,769) |
| 63,590 |  | 29,450 |  | 208,803 |  | 73,648 |
Income from continuing operations | 78,218 |  | 42,369 |  | 309,726 |  | 146,897 |
Discontinued operations, net of tax | (3,289) |  | 105,602 |  | (65,752) |  | 103,504 |
Net income | $ | 74,929 |  | $ | 147,971 |  | $ | 243,974 |  | $ | 250,401 |
Reconciliation of Revenue from Segments to Consolidated | A reconciliation of reportable segment operating revenues to consolidated operating revenues is as follows:
| Three Months Ended | Nine Months Ended
| September 30, | September 30,
| 2023 |  | 2022 |  | 2023 |  | 2022 |
| (In thousands)
Operating revenues reconciliation: |  |  |  |
Total reportable segment operating revenues | $ | 1,004,592 |  | $ | 1,008,208 |  | $ | 3,560,199 |  | $ | 3,161,359 |
Other revenue | 1,689 |  | 1,472 |  | 6,412 |  | 4,368 |
Elimination of intersegment operating revenues | (5,486) |  | (7,193) |  | (44,591) |  | (46,376) |
Total consolidated operating revenues | $ | 1,000,795 |  | $ | 1,002,487 |  | $ | 3,522,020 |  | $ | 3,119,351 |

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