XML 76 R54.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Commitments and contingencies (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2023
Commitments and Contingencies Disclosure [Abstract] |
Schedule of Estimates of Future Commitments | Detailed below are estimates of future commitments under these arrangements:
| Year 1 | Year 2 | Year 3 | Year 4 | Year 5 | Thereafter | Total
Power purchase (1) | $ | 55,312 |  | $ | 33,869 |  | $ | 12,274 |  | $ | 12,520 |  | $ | 12,768 |  | $ | 129,818 |  | $ | 256,561 |
Natural gas supply and service agreements (2) | 121,188 |  | 71,949 |  | 42,643 |  | 33,215 |  | 30,803 |  | 154,757 |  | 454,555 |
Service agreements | 73,687 |  | 61,889 |  | 56,591 |  | 53,140 |  | 52,898 |  | 259,510 |  | 557,715 |
Capital projects | 5,598 |  | — |  | — |  | — |  | — |  | — |  | 5,598 |
Land easements and other | 16,437 |  | 15,057 |  | 15,269 |  | 15,425 |  | 15,639 |  | 536,129 |  | 613,956 |
Total | $ | 272,222 |  | $ | 182,764 |  | $ | 126,777 |  | $ | 114,300 |  | $ | 112,108 |  | $ | 1,080,214 |  | $ | 1,888,385 |
(1) Power purchase: AQN’s electric distribution facilities have commitments to purchase physical quantities of power for load serving requirements. The commitment amounts included in the table above are based on market prices as of December 31, 2023. However, the effects of purchased power unit cost adjustments are mitigated through a purchased power rate-adjustment mechanism. (2) Natural gas supply and service agreements: AQN’s natural gas distribution facilities and thermal generation facilities have commitments to purchase physical quantities of natural gas under contracts for purposes of load serving requirements and of generating power.

X
- Definition Commitments Disclosure. + References No definition available. + Details
Name: | aqunf_CommitmentsDisclosureTableTextBlock
Namespace Prefix: | aqunf_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

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