XML 60 R46.htm IDEA: XBRL DOCUMENT v3.23.3

Acquisitions - Schedule of Supplemental Pro Forma Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
IPKeys Power Partners
Business Acquisition [Line Items]
Pro forma Revenue	$ 1,418,571	$ 1,137,381	$ 3,951,378	$ 3,101,246
Pro forma Net Income including noncontrolling interests	60,187	42,907	151,917	87,427
Xator Corporation
Business Acquisition [Line Items]
Pro forma Revenue	1,418,571	1,134,370	3,948,523	3,199,336
Pro forma Net Income including noncontrolling interests	60,374	43,970	154,275	102,859
Sealing Technologies, Inc.
Business Acquisition [Line Items]
Pro forma Revenue	1,450,376	1,154,603	4,030,873	3,134,609
Pro forma Net Income including noncontrolling interests	$ 66,010	$ 42,820	$ 161,544	$ 77,218

X

- Definition

Business acquisition, pro forma net income (loss), including portion attributable to noncontrolling interest.

+ References

No definition available.

+ Details

Name:	psn_BusinessAcquisitionProFormaNetIncomeLossIncludingPortionAttributableToNoncontrollingInterest
Namespace Prefix:	psn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 805
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479907/805-20-50-5

+ Details

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

X

- Definition

The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 805
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (h)(2)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479328/805-10-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 805
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (h)(3)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479328/805-10-50-2

+ Details

Name:	us-gaap_BusinessAcquisitionsProFormaRevenue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	us-gaap_BusinessAcquisitionAxis=psn_IpkeysPowerPartnersMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_BusinessAcquisitionAxis=psn_XatorCorporationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_BusinessAcquisitionAxis=psn_SealingTechnologiesIncMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: