XML 84 R70.htm IDEA: XBRL DOCUMENT
v3.23.3

Contingencies - Additional Information (Details) | 9 Months Ended
--- | ---
Sep. 30, 2023 USD ($) Claim
Legal Proceedings [Line Items] |
Number of claims outstanding | Claim | 0
Alleged Violation of False Claims, Act |
Legal Proceedings [Line Items] |
Amount paid by relator to acquire vehicles for contractor defendant to perform security services | $ 2,900,000
Alleged Violation of False Claims, Act | Minimum |
Legal Proceedings [Line Items] |
Amount paid per month to contractor defendant by relator on false claims | 1,000,000
Loss contingency sought value, civil penalty for each alleged violation of Act | 5,500
Alleged Violation of False Claims, Act | Maximum |
Legal Proceedings [Line Items] |
Loss contingency sought value, civil penalty for each alleged violation of Act | $ 11,000

X
- Definition Amount paid per month to contractor defendant by relator on false claims. + References No definition available. + Details
Name: | psn_AmountPaidPerMonthToContractorDefendantByRelatorOnFalseClaims
Namespace Prefix: | psn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount paid to acquire vehicles for contractor defendant to perform security services. + References No definition available. + Details
Name: | psn_AmountPaidToAcquireVehiclesForContractorDefendantToPerformSecurityServices
Namespace Prefix: | psn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Legal Proceedings. + References No definition available. + Details
Name: | psn_LegalProceedingsLineItems
Namespace Prefix: | psn_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Loss contingency, number of claims. + References No definition available. + Details
Name: | psn_LossContingencyNumberOfClaims
Namespace Prefix: | psn_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Loss contingency sought value, civil penalty for each alleged violation of Act. + References No definition available. + Details
Name: | psn_LossContingencySoughtValueCivilPenaltyForEachAllegedViolationOfAct
Namespace Prefix: | psn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_LossContingenciesByNatureOfContingencyAxis=psn_AllegedViolationOfFalseClaimsActMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |