XML 55 R35.htm IDEA: XBRL DOCUMENT v3.21.2

Common Stock and Related Matters (Tables)

12 Months Ended

Aug. 31, 2021

Equity [Abstract]

Schedule of Changes in Common Stock

Changes in common stock during the periods presented were as follows (amounts and shares in millions):

			Common Stock
			Shares						Amount
									(At par)
Balance at August 31, 2018			53.7						$	0.5
Issuance of restricted stock grants, net of cancellations			0.1						—
Balance at August 31, 2019			53.8						0.5
Issuance of restricted stock grants, net of cancellations			0.1						—
Stock options exercised			—			*			—
Balance at August 31, 2020			53.9						0.5
Issuance of restricted stock grants, net of cancellations			0.1						—
Stock options exercised			—			*			—
Balance at August 31, 2021			54.0						$	0.5

___________________________

* Represents shares of less than 0.1 million.

Schedule of Earnings Per Share, Basic and Diluted

The following table calculates basic earnings per common share and diluted earnings per common share during the periods presented (in millions, except per share data):

			Year Ended August 31,
			2021						2020						2019
Net income			$	306.3					$	248.3					$	330.4
Basic weighted average shares outstanding			36.3						39.5						39.7
Common stock equivalents			0.3						0.1						0.1
Diluted weighted average shares outstanding			36.6						39.6						39.8
Basic earnings per share			$	8.44					$	6.29					$	8.32
Diluted earnings per share			$	8.38					$	6.27					$	8.29

Schedule of Securities Excluded from Computation of Earnings Per Share

The following table presents stock options, restricted stock awards, and performance stock units that were excluded from the diluted earnings per share calculation for the periods presented as the effect of inclusion would have been antidilutive (in millions):

			Year Ended August 31,
			2021						2020						2019
Stock options			0.8						0.6						0.3
Restricted stock awards			—			*			0.2						0.2
Performance stock units			—						—			*			—

_______________________

* Represents shares of less than 0.1 million.

X

- Definition

Tabular disclosure of the number and amount for share options and restricted shares activity (rollforward).

+ References

No definition available.

+ Details

Name:	ayi_ScheduleOfShareBasedCompensationCommonStockActivityTableTextBlock
Namespace Prefix:	ayi_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_EquityAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257

+ Details

Name:	us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257

+ Details

Name:	us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration