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Property, plant and equipment | 12 Months Ended
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Dec. 31, 2024
Property, Plant and Equipment [Abstract] |
Property, plant and equipment | Property, plant and equipment Property, plant and equipment consist of the following:
2024 |
| Cost |  | Accumulated depreciation |  | Net book value
Utility plant | $ | 10,366,245 |  |  | $ | 1,596,778 |  |  | $ | 8,769,467 |
Hydro: generation facilities and other | 258,631 |  |  | 129,426 |  |  | 129,205 |
Land | 117,700 |  |  | — |  |  | 117,700 |
Construction-in-progress |  |  |  |  |
Utility plant | 426,170 |  |  | — |  |  | 426,170 |
Hydro: generation facilities and other | 7,553 |  |  | — |  |  | 7,553 |
| $ | 11,176,299 |  |  | $ | 1,726,204 |  |  | $ | 9,450,095 |
2023 |
| Cost |  | Accumulated depreciation |  | Net book value
Utility plant | $ | 9,330,075 |  |  | $ | 1,204,155 |  |  | $ | 8,125,920 |
Hydro: generation facilities and other | 272,498 |  |  | 132,105 |  |  | 140,393 |
Land | 118,295 |  |  | — |  |  | 118,295 |
Construction-in-progress |  |  |  |  |
Utility plant | 736,173 |  |  | — |  |  | 736,173 |
Hydro: generation facilities and other | 5,992 |  |  | — |  |  | 5,992 |
| $ | 10,463,033 |  |  | $ | 1,336,260 |  |  | $ | 9,126,773 |
Utility plant includes cost of $2,146,852 (2023 - $1,961,720) and accumulated depreciation of $171,920 (2023 - $98,128) related to regulated generation assets. Furthermore, it also includes cost of $3,351 (2023 - $3,270) and accumulated depreciation of $2,970 (2023 - $2,455) related to assets under finance lease. Land includes costs of $5,263 (2023 - $5,263) and construction-in-progress - utility plant includes costs of $43,319 (2023 - $15,770) related to regulated generation assets. 5.Property, plant and equipment (continued) Hydro: generation facilities and other include cost of $74,818 (2023 - $77,859) and accumulated depreciation of $38,692 (2023 - $40,386) related to facilities under financing lease or owned by consolidated VIEs. Depreciation expense of facilities under financing lease was $974 (2023 - $461). For the year ended December 31, 2024, contributions received in aid of construction of $672 (2023 - $238) have been credited to the cost of the assets. Interest and AFUDC capitalized to the cost of the assets in 2024 and 2023 are as follows:
| 2024 |  | 2023
AFUDC capitalized on regulated property: |  |  |
Allowance for borrowed funds | $ | 4,604 |  |  | $ | 9,440 |
Allowance for equity funds | 1,748 |  |  | 3,372 |
| $ | 6,352 |  |  | $ | 12,812 |

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 360 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/360/tableOfContent Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 6 -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477798/958-360-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477798/958-360-50-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 7 -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477798/958-360-50-7 + Details
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