XML 44 R33.htm IDEA: XBRL DOCUMENT
v3.25.3

Utility Plant (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2025
Property, Plant and Equipment [Abstract] |
Schedule of Utility Plant | Utility plant as of September 30, 2025 and December 31, 2024 consist of the following (in thousands):
| September 30, 2025 | December 31, 2024
Transmission and distribution plant | $ | 356,546 |  | $ | 321,075 |
Equipment | 78,764 |  | 67,917 |
Office buildings and other structures | 72,564 |  | 67,313 |
Construction work-in-progress | 81,116 |  | 54,388 |
Land | 2,897 |  | 2,300 |
Total utility plant | $ | 591,887 |  | $ | 512,993 |

X
- References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -SubTopic 10 -Topic 360 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482099/360-10-50-1 + Details
Name: | us-gaap_PropertyPlantAndEquipmentTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration