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Regulatory Matters (Tables) | 9 Months Ended
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Sep. 30, 2025
Regulated Operations [Abstract] |
Schedule of regulatory assets, less regulatory liabilities in the consolidated balance sheets for continuing operations | Regulatory assets, less regulatory liabilities, included in the consolidated balance sheets are as follows:
(dollars in thousands) |  | September 30, 2025 |  | December 31, 2024
GSWC |  |  |  |
2025 general rate case memorandum account (unbilled revenue) |  | $ | 2,614 |  |  | $ | — |
2022/2023 general rate case memorandum accounts (unbilled revenue) |  | 25,864 |  |  | 37,711 |
Water revenue adjustment mechanism, net of modified cost balancing account |  | 12,752 |  |  | 29,738 |
Asset retirement obligations |  | 7,981 |  |  | 7,501 |
Flowed-through deferred income taxes, net |  | 18,668 |  |  | 12,506 |
Low income rate assistance balancing accounts |  | 10,063 |  |  | 8,834 |
Other regulatory assets |  | 10,377 |  |  | 11,352 |
Excess deferred income taxes |  | (63,464) |  |  | (63,682) |
Pensions and other post-retirement obligations |  | (24,578) |  |  | (25,179) |
Per-and Polyfluoroalkyl Substances (“PFAS”) Contamination Litigation Proceeds Memorandum Account |  | (12,393) |  |  | — |
Other regulatory liabilities |  | (1,758) |  |  | (608) |
Total GSWC |  | $ | (13,874) |  |  | $ | 18,173 |
BVES |  |  |  |
Derivative instrument memorandum account (Note 5) |  | $ | 14,275 |  |  | $ | 8,823 |
2023/2024 general rate case memorandum accounts (unbilled revenue) |  | 8,949 |  |  | 9,777 |
Wildfire mitigation and other fire prevention related costs memorandum accounts |  | 13,030 |  |  | 14,681 |
Other regulatory assets |  | 11,293 |  |  | 8,853 |
Other regulatory liabilities |  | (4,489) |  |  | (5,628) |
Total BVES |  | $ | 43,058 |  |  | $ | 36,506 |
Total AWR |  | $ | 29,184 |  |  | $ | 54,679 |

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- Definition Tabular disclosure of regulatory assets, less regulatory liabilities, included in consolidated balance sheets for continuing operations. + References No definition available. + Details
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- References No definition available. + Details
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