XML 85 R67.htm IDEA: XBRL DOCUMENT v3.25.0.1

Discontinued Operations - Schedule of Notable Components Included In Consolidated Statements of Cash Flows For These Discontinued Operations (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 27, 2024	Dec. 29, 2023
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Intangible assets	$ 38,661	$ 51,119
Discontinued Operations, Disposed of by Means Other than Sale, Spinoff | SpinCo Business
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Property, equipment and improvements	0	3,475
Intangible assets	0	14,187
Deferred income taxes	0	(6,206)
Additions to property and equipment	$ 0	$ (2,340)

X

- Definition

Depreciation and Amortization, Property Equipment, and Improvements, Discontinued Operations

+ References

No definition available.

+ Details

Name:	jec_DepreciationAndAmortizationPropertyEquipmentAndImprovementsDiscontinuedOperations
Namespace Prefix:	jec_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Disposal Group, Including Discontinued Operation, Property and Equipment Additions

+ References

No definition available.

+ Details

Name:	jec_DisposalGroupIncludingDiscontinuedOperationPropertyAndEquipmentAdditions
Namespace Prefix:	jec_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Disposal Group, Including Discontinued Operations, Amortization of Intangible Assets

+ References

No definition available.

+ Details

Name:	jec_DisposalGroupIncludingDiscontinuedOperationsAmortizationOfIntangibleAssets
Namespace Prefix:	jec_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Disposal Group, Including Discontinued Operations, Deferred Income Taxes

+ References

No definition available.

+ Details

Name:	jec_DisposalGroupIncludingDiscontinuedOperationsDeferredIncomeTaxes
Namespace Prefix:	jec_
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_DiscontinuedOperationsDisposedOfByMeansOtherThanSaleSpinoffMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis=jec_SpinCoBusinessMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: