XML 79 R51.htm IDEA: XBRL DOCUMENT
v3.24.0.1

COMMITMENTS: Commitments Level 3 (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2023
Commitments and Contingencies Disclosure [Abstract] |
Schedule of Long-term Contracts for Purchase of Electric Power | At December 31, 2023, Idaho Power had the following long-term commitments relating to purchases of energy, capacity, transmission rights, and fuel (in thousands of dollars):
|  | 2024 |  | 2025 |  | 2026 |  | 2027 |  | 2028 |  | Thereafter
Cogeneration and power production(1) |  | $ | 324,738 |  |  | $ | 336,702 |  |  | $ | 358,113 |  |  | $ | 371,980 |  |  | $ | 345,740 |  |  | $ | 2,999,760 |
Fuel |  | 155,474 |  |  | 25,672 |  |  | 15,271 |  |  | 15,439 |  |  | 15,507 |  |  | 84,004 |
(1) As of December 31, 2023, Idaho Power had a $431 million commitment related to an agreement to utilize the storage capacity of a 150 MW battery storage facility, over a 20-year term, scheduled to be online in June 2025.
Long-term Purchase Commitment | Idaho Power also has the following long-term commitments (in thousands of dollars):
|  | 2024 |  | 2025 |  | 2026 |  | 2027 |  | 2028 |  | Thereafter
Joint-operating agreement payments(1) |  | $ | 2,834 |  |  | $ | 2,834 |  |  | $ | 2,834 |  |  | $ | 2,834 |  |  | $ | 2,834 |  |  | $ | 14,172 |
Easements and other payments(1) |  | 2,119 |  |  | 2,163 |  |  | 2,209 |  |  | 2,255 |  |  | 2,302 |  |  | 12,258 |
Maintenance, service, and materials agreements(1)(2) |  | 321,776 |  |  | 29,042 |  |  | 11,273 |  |  | 13,386 |  |  | 3,450 |  |  | 41,118 |
FERC and other industry-related fees(1) |  | 18,514 |  |  | 17,020 |  |  | 16,830 |  |  | 16,780 |  |  | 15,949 |  |  | 83,032 |
(1) Approximately $28 million, $1 million, $20 million, and $166 million of the commitments included in joint-operating agreement payments, easements and other payments, maintenance, service, and materials agreements, and FERC and other industry-related fees, respectively, have contracts that do not specify terms related to expiration. As these contracts are presumed to continue indefinitely, ten years of information, estimated based on current contract terms, has been included in the table for presentation purposes. (2) As of December 31, 2023, Idaho Power had a remaining $115 million commitment related to four contracts to acquire and own battery storage assets with in-service dates through 2025.

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

X
- Definition Tabular disclosure of key provisions of an arrangement under which the entity has agreed to purchase goods or services over a period of time greater than one year or the normal operating cycle, if longer, including the item for which expenditures will be made, minimum quantities, milestones, time period and committed amount. + References No definition available. + Details
Name: | us-gaap_LongTermPurchaseCommitmentTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of information concerning the terms and significance of long term contracts to purchase power (generally referred to as purchase power agreements (PPAs) or power sale agreements (PSAs)) including date of contract expiration, share of plant output being purchased, estimated annual cost, annual minimum debt service payment required and amount of related long-term debt or lease obligations outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 980 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 10.D) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480114/980-10-S99-1 + Details
Name: | us-gaap_ScheduleOfLongTermContractsForPurchaseOfElectricPowerTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration