Description of the Plans (Details)	12 Months Ended
Dec. 31, 2025 USD ($) year loan	Dec. 31, 2024 USD ($)
EBP Plans
EBP, Description of Plan [Line Items]
Forfeited nonvested accounts \| $	$ 291,500	$ 386,131
Decrease in employer contributions from forfeited nonvested accounts \| $	786,875
Plan expenses paid using forfeited nonvested accounts \| $	$ 0
Note receivable from participant, maximum borrowing as a percentage of vested balance	50.00%
Note receivable from participant, maximum borrowing amount \| $	$ 50,000
Participant maximum loan balance reduction period	12 months
Basis spread on variable rate of loans	1.00%
Maximum borrowing term of general purpose loans	5 years
Maximum borrowing term of residential loans	10 years
Maximum discretionary suspension period of loan repayment due to leave of absence	12 months
Percentage of plan's net assets invested in employer common stock	2.00%	2.10%
Payment period upon termination of service due to death, disability or retirement	10 years
Maximum annual compensation to total compensation percentage	100.00%
Participant catch-up contribution, age \| year	50
EBP 033
EBP, Description of Plan [Line Items]
Maximum number of general purpose loans a participant is allowed \| loan	2
Vesting service period of the employer contributions	5 years
Employer matching contribution percentage	60.00%
Participant contribution compensation percentage matched	6.00%
Automatic enrollment contribution percentage	3.00%
EBP 067
EBP, Description of Plan [Line Items]
Maximum number of general purpose loans a participant is allowed \| loan	2
Vesting service period of the employer contributions	5 years
EBP 067 \| Teamsters Local Union 673, IBEW Local 1245, IBEW Local 953, and non-union hourly associates
EBP, Description of Plan [Line Items]
Employer matching contribution percentage	60.00%
Participant contribution compensation percentage matched	6.00%
EBP 067 \| IBEW Local 613, IBEW Local 1048, IBEW Local 1710, and teamsters Local Union 728 associates
EBP, Description of Plan [Line Items]
Employer matching contribution percentage	0.00%
EBP 070
EBP, Description of Plan [Line Items]
Maximum number of general purpose loans a participant is allowed \| loan	1
Maximum number of residential loans a participant is allowed \| loan	1
Vesting service period of the employer contributions	3 years
EBP 070 \| USW Local Nos. 4, 105, and 525 associates hired prior to August 5, 2002
EBP, Description of Plan [Line Items]
Employer matching contribution percentage	30.00%
Participant contribution compensation percentage matched	6.00%
Automatic enrollment contribution percentage	5.00%
EBP 070 \| USW Local Nos. 4, 105, and 525 associates hired on or after August 5, 2002
EBP, Description of Plan [Line Items]
Employer matching contribution percentage	60.00%
Participant contribution compensation percentage matched	6.00%

EBP, Employer Contribution Payment Period Upon Termination Of Service Due To Death, Disability Or Retirement

No definition available.

Name:	ayi_EBPEmployerContributionPaymentPeriodUponTerminationOfServiceDueToDeathDisabilityOrRetirement
Namespace Prefix:	ayi_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Minimum Vesting service period for company contribution and/ or investment earning to the participant in Company Matching Contributions, Fixed Rate Contributions, Discretionary Profit-Sharing Contributions, Qualified Non-Elective Contributions, and Disability Contributions.

+ References

No definition available.

+ Details

Name:	ayi_EBPEmployerContributionVestingServicePeriod
Namespace Prefix:	ayi_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

EBP, Investment, Employer, Common Stock, To Net Asset, Percentage

+ References

No definition available.

+ Details

Name:	ayi_EBPInvestmentEmployerCommonStockToNetAssetPercentage
Namespace Prefix:	ayi_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

EBP, Note Receivable from Participant, Account, General Purpose Loans, Maximum Borrowing Term

+ References

No definition available.

+ Details

Name:	ayi_EBPNoteReceivableFromParticipantAccountGeneralPurposeLoansMaximumBorrowingTerm
Namespace Prefix:	ayi_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

EBP, Note Receivable from Participant, Account, Loan Repayment Maximum Discretionary Suspension Period

+ References

No definition available.

+ Details

Name:	ayi_EBPNoteReceivableFromParticipantAccountLoanRepaymentMaximumDiscretionarySuspensionPeriod
Namespace Prefix:	ayi_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

EBP, Note Receivable From Participant, Account, Maximum Borrowing, Period Balance Reduced

+ References

No definition available.

+ Details

Name:	ayi_EBPNoteReceivableFromParticipantAccountMaximumBorrowingPeriodBalanceReduced
Namespace Prefix:	ayi_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

EBP, Note Receivable from Participant, Account, Maximum Number Of General Purpose Loans

+ References

No definition available.

+ Details

Name:	ayi_EBPNoteReceivableFromParticipantAccountMaximumNumberOfGeneralPurposeLoans
Namespace Prefix:	ayi_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

EBP, Note Receivable from Participant, Account, Maximum Number Of Residential Loans

+ References

No definition available.

+ Details

Name:	ayi_EBPNoteReceivableFromParticipantAccountMaximumNumberOfResidentialLoans
Namespace Prefix:	ayi_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

EBP, Note Receivable from Participant, Account, Residential Loans, Maximum Borrowing Term

+ References

No definition available.

+ Details

Name:	ayi_EBPNoteReceivableFromParticipantAccountResidentialLoansMaximumBorrowingTerm
Namespace Prefix:	ayi_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

EBP, Participant Catch-up Contribution, Age

+ References

No definition available.

+ Details

Name:	ayi_EBPParticipantCatchUpContributionAge
Namespace Prefix:	ayi_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	duration

- Definition

EBP, Participant Loan, Basis Spread On Variable Rate

+ References

No definition available.

+ Details

Name:	ayi_EBPParticipantLoanBasisSpreadOnVariableRate
Namespace Prefix:	ayi_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 962
-SubTopic 205
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478416/962-205-50-1

+ Details

Name:	us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems
Namespace Prefix:	us-gaap-ebp_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of employer matching contribution on eligible participant contribution to employee stock purchase, saving, or similar plan (employee benefit plan (EBP)).

+ References

+ Details

Name:	us-gaap-ebp_EmployeeBenefitPlanEmployerContributionMatchingPercentage
Namespace Prefix:	us-gaap-ebp_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of participant compensation eligible for employer matching contribution for participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)).

+ References

+ Details

Name:	us-gaap-ebp_EmployeeBenefitPlanEmployerContributionParticipantCompensationMatchedPercentage
Namespace Prefix:	us-gaap-ebp_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of plan asset, in forfeited nonvested account, no longer allocated to participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)).

+ References

+ Details

Name:	us-gaap-ebp_EmployeeBenefitPlanForfeitedNonvestedAccount
Namespace Prefix:	us-gaap-ebp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of decrease in forfeited nonvested account of employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) from administrative expense.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 962
-SubTopic 205
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (j)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478416/962-205-50-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 962
-SubTopic 205
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6A-04(5)(c))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477804/962-205-S99-1

+ Details

Name:	us-gaap-ebp_EmployeeBenefitPlanForfeitedNonvestedAccountDecreaseForAdministrativeExpense
Namespace Prefix:	us-gaap-ebp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of decrease in forfeited nonvested account of employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) from employer contribution.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 962
-SubTopic 325
-Name Accounting Standards Codification
-Section 55
-Paragraph 17
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478873/962-325-55-17

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 962
-SubTopic 205
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (j)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478416/962-205-50-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 962
-SubTopic 205
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6A-04(5)(c))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477804/962-205-S99-1

+ Details

Name:	us-gaap-ebp_EmployeeBenefitPlanForfeitedNonvestedAccountDecreaseForEmployerContribution
Namespace Prefix:	us-gaap-ebp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of maximum account balance that participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) can borrow.

+ References

+ Details

Name:	us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingAmount
Namespace Prefix:	us-gaap-ebp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Percentage of maximum account balance that participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) can borrow to total participant account balance.

+ References

+ Details

Name:	us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingToTotalAccountPercentage
Namespace Prefix:	us-gaap-ebp_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage of eligible compensation contributed for participant automatically enrolled in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)).

+ References

+ Details

Name:	us-gaap-ebp_EmployeeBenefitPlanParticipantContributionAutomaticDeferralRate
Namespace Prefix:	us-gaap-ebp_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of maximum pretax annual compensation that participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), is permitted to contribute to total pretax annual compensation.

+ References

+ Details

Name:	us-gaap-ebp_EmployeeBenefitPlanParticipantContributionPretaxMaximumAnnualCompensationToTotalCompensationPercentage
Namespace Prefix:	us-gaap-ebp_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	dei_LegalEntityAxis=ayi_EBPPlansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=ayi_EBP033Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=ayi_EBP067Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap-ebp_EmployeeBenefitPlanContributionParticipatingEmployerAxis=ayi_TeamstersLocalUnion673IBEWLocal1245IBEWLocal953AndNonUnionHourlyAssociatesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap-ebp_EmployeeBenefitPlanContributionParticipatingEmployerAxis=ayi_IBEWLocal613IBEWLocal1048IBEWLocal1710AndTeamstersLocalUnion728AssociatesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=ayi_EBP070Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap-ebp_EmployeeBenefitPlanContributionParticipatingEmployerAxis=ayi_USWLocalNos.4105And525AssociatesHiredPriorToAugust52002Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap-ebp_EmployeeBenefitPlanContributionParticipatingEmployerAxis=ayi_USWLocalNos.4105And525AssociatesHiredOnOrAfterAugust52002Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: