v3.25.2
Contingencies - Additional Information (Details)
6 Months Ended
Jul. 01, 2024
USD ($)
Jun. 30, 2025
USD ($)
Claim
Sep. 23, 2024
USD ($)
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 | Parsons Transportation Group, Inc. and against Alstom Signaling Operations LLC      
Legal Proceedings [Line Items]      
Award of damages in the total amount $ 102,500,000    
pre-judgment interest     $ 34,000,000
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