v3.25.1
Document And Entity Information
Apr. 30, 2025
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Apr. 30, 2025
Entity Registrant Name Parsons Corporation
Entity Central Index Key 0000275880
Entity Emerging Growth Company false
Entity File Number 001-07782
Entity Incorporation, State or Country Code DE
Entity Tax Identification Number 95-3232481
Entity Address, Address Line One 14291 Park Meadow Drive, Suite 100
Entity Address, City or Town Chantilly
Entity Address, State or Province VA
Entity Address, Postal Zip Code 20151
City Area Code (703)
Local Phone Number 988-8500
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, $1 par value
Trading Symbol PSN
Security Exchange Name NYSE