Litigation Settlement, Amount Awarded To Other Party, Expected Amount

No definition available.

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Balance Type:	credit
Period Type:	duration

- Definition

Standard Product Warranty Period

+ References

No definition available.

+ Details

Name:	ayi_StandardProductWarrantyPeriod
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Data Type:	xbrli:durationItemType
Balance Type:	na
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- 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

No definition available.

+ Details

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 42
-URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e9054-108599

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6351-108592

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13531-108611

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 21
-Subparagraph (a)
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Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592

+ Details

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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of claims dismissed.

+ References

No definition available.

+ Details

Name:	us-gaap_LossContingencyClaimsDismissedNumber
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

The total number of new claims filed pertaining to a loss contingency during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Number of defendants named in a legal action.

+ References

No definition available.

+ Details

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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of pending claims pertaining to a loss contingency.

+ References

+ Details

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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Details

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- Details

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- Details

Name:	srt_LitigationCaseAxis=ayi_ShareholderDerivativeComplaintMember
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- Details

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Namespace Prefix:
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- Details

Name:	us-gaap_ConcentrationRiskByTypeAxis=us-gaap_LaborForceConcentrationRiskMember
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- Details

Name:	us-gaap_ConcentrationRiskByBenchmarkAxis=us-gaap_WorkforceSubjectToCollectiveBargainingArrangementsExpiringWithinOneYearMember
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Commitment and Contingencies - Narrative (Details) $ in Millions				12 Months Ended
	Oct. 05, 2021 USD ($)	Oct. 01, 2021 individual	Aug. 12, 2019 statement reporting_unit	Aug. 31, 2021
Concentration Risk [Line Items]
Standard product warranty period				5 years
Securities Class Action
Concentration Risk [Line Items]
Number of initial claims under class action			42
Number of claims dismissed			47
Number of claims allowed \| reporting_unit			5
Securities Class Action \| Subsequent Event
Concentration Risk [Line Items]
Expected payment for legal settlement \| $	$ 15.8
Shareholder Derivative Complaint \| Subsequent Event
Concentration Risk [Line Items]
Number of individuals named as defendants \| individual		3
Total Work Force Covered by Collective Bargaining Agreements \| Work force
Concentration Risk [Line Items]
Sales as percentage of total sales (percent)				66.00%
Workforce Subject to Collective Bargaining Arrangements Expiring Within One Year \| Work force
Concentration Risk [Line Items]
Sales as percentage of total sales (percent)				57.00%