XML 71 R53.htm IDEA: XBRL DOCUMENT v3.22.2.2

Discontinued Operations, Goodwill and Intangible Assets - Statement of Cash Flows (Details) - Held for sale - USD ($) $ in Millions	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2020
Summary of financial information of the Disposal Group
Property and equipment			$ 4.6
Intangible assets and capitalized debt issuance costs			26.0
Payments for capital expenditures	$ (2.7)	$ (7.3)	$ (19.6)

X

- Definition

Amount of deprecation and amortization expense attributable to intangible assets and capitalized debt issuance costs of discontinued operations.

+ References

No definition available.

+ Details

Name:	acm_DepreciationAndAmortizationDiscontinuedOperationsIntangibleAssetsAndCapitalizedDebtIssuanceCosts
Namespace Prefix:	acm_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount of deprecation and amortization expense attributable to property, plant and equipment of discontinued operations.

+ References

No definition available.

+ Details

Name:	acm_DepreciationAndAmortizationDiscontinuedOperationsPropertyPlantAndEquipment
Namespace Prefix:	acm_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount of capital expenditure attributable to discontinued operations.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-SubTopic 20
-Section 50
-Paragraph 5B
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=109222650&loc=SL51721673-107760

+ Details

Name:	us-gaap_CapitalExpenditureDiscontinuedOperations
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- 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

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

X

- Details

Name:	us-gaap_DisposalGroupClassificationAxis=us-gaap_DiscontinuedOperationsHeldforsaleMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: