XML 104 R85.htm IDEA: XBRL DOCUMENT v3.24.2.u1

Commitments and contingencies - Additional Information (Details) - Mountain View Fire $ in Thousands	6 Months Ended
	Jun. 30, 2024 USD ($)	May 06, 2024 lawsuit	Mar. 06, 2024 case	Nov. 17, 2020 lawsuit
Commitments Disclosure [Line Items]
Number of active lawsuits				22
Number of lawsuits filed by groups of plaintiffs				15
Number of wrongful death lawsuits				1
Number of bellwether cases | case			4
Number of non-litigation claims		6
Accrued estimated losses | $	$ 172,282
Expected recoveries of insurance amount | $	116,000
Expenses of wildlife memerandum account | $	$ 56,282

X

- Definition

Commitments Disclosure [Line Items]

+ References

No definition available.

+ Details

Name:	aqunf_CommitmentsDisclosureLineItems
Namespace Prefix:	aqunf_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Expenses of Wildlife Memorandum Account

+ References

No definition available.

+ Details

Name:	aqunf_ExpensesOfWildlifeMemorandumAccount
Namespace Prefix:	aqunf_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Number of Bellwether Cases

+ References

No definition available.

+ Details

Name:	aqunf_NumberOfBellwetherCases
Namespace Prefix:	aqunf_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Number of Lawsuits

+ References

No definition available.

+ Details

Name:	aqunf_NumberOfLawsuits
Namespace Prefix:	aqunf_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Number of Lawsuits Filed by Groups of Plaintiffs

+ References

No definition available.

+ Details

Name:	aqunf_NumberOfLawsuitsFiledByGroupsOfPlaintiffs
Namespace Prefix:	aqunf_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Number of Non-litigation Claims

+ References

No definition available.

+ Details

Name:	aqunf_NumberOfNonLitigationClaims
Namespace Prefix:	aqunf_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Number of Wrongful Death Lawsuits

+ References

No definition available.

+ Details

Name:	aqunf_NumberOfWrongfulDeathLawsuits
Namespace Prefix:	aqunf_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Carrying amount as of the balance sheet date of amounts expected to be recovered under the terms of insurance contracts.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(17))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

+ Details

Name:	us-gaap_EstimatedInsuranceRecoveries
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 720
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483359/720-20-50-1

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 460
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 27
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482395/460-10-55-27

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 9
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483076/450-20-50-9

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483076/450-20-50-4

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 460
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482425/460-10-50-3

Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Topic 460
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482425/460-10-50-2

+ Details

Name:	us-gaap_LossContingencyEstimateOfPossibleLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	srt_LitigationCaseAxis=aqunf_MountainViewFireMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: