XML 69 R55.htm IDEA: XBRL DOCUMENT v3.25.1

Commitments and Contingencies (Narrative) (Details) $ in Millions	Apr. 04, 2025 USD ($)	Aug. 31, 2022 government_procurement
Legal Proceedings [Line Items]
Number of government procurements | government_procurement		3
Standby letters of credit
Legal Proceedings [Line Items]
Amount outstanding	$ 57
Performance guarantee
Legal Proceedings [Line Items]
Surety bonds notional amount	$ 149

X

- Definition

Legal Proceedings [Line Items]

+ References

No definition available.

+ Details

Name:	ldos_LegalProceedingsLineItems
Namespace Prefix:	ldos_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Litigation Settlement, Number Of Government Procurements

+ References

No definition available.

+ Details

Name:	ldos_LitigationSettlementNumberOfGovernmentProcurements
Namespace Prefix:	ldos_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Surety Bonds Outstanding, Notional Amount

+ References

No definition available.

+ Details

Name:	ldos_SuretyBondsOutstandingNotionalAmount
Namespace Prefix:	ldos_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

Name:	us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Details

Name:	us-gaap_GuaranteeObligationsByNatureAxis=us-gaap_StandbyLettersOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_GuaranteeObligationsByNatureAxis=us-gaap_PerformanceGuaranteeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: