v3.25.4
Goodwill (Details) - USD ($)
$ in Thousands
5 Months Ended 7 Months Ended 12 Months Ended
Dec. 31, 2024
Jul. 29, 2024
Dec. 31, 2025
Goodwill [Roll Forward]      
Goodwill, Beginning Balance     $ 845,939
Additions $ 869,548   779,225
Measurement period adjustments (3,949)   0
Currency adjustments (19,660)   24,431
Goodwill, Ending Balance 845,939   1,649,595
Predecessor      
Goodwill [Roll Forward]      
Goodwill, Beginning Balance 525,599 $ 511,501  
Additions   20,788  
Measurement period adjustments   0  
Currency adjustments   (6,690)  
Goodwill, Ending Balance   525,599  
Inspection and Mitigation      
Goodwill [Roll Forward]      
Goodwill, Beginning Balance     845,939
Additions 869,548   25,163
Measurement period adjustments (3,949)   0
Currency adjustments (19,660)   24,431
Goodwill, Ending Balance 845,939   895,533
Inspection and Mitigation | Predecessor      
Goodwill [Roll Forward]      
Goodwill, Beginning Balance 525,599 511,501  
Additions   20,788  
Measurement period adjustments   0  
Currency adjustments   (6,690)  
Goodwill, Ending Balance   525,599  
Consulting Engineering      
Goodwill [Roll Forward]      
Goodwill, Beginning Balance     0
Additions 0   516,873
Measurement period adjustments 0   0
Currency adjustments 0   0
Goodwill, Ending Balance 0   516,873
Consulting Engineering | Predecessor      
Goodwill [Roll Forward]      
Goodwill, Beginning Balance 0 0  
Additions   0  
Measurement period adjustments   0  
Currency adjustments   0  
Goodwill, Ending Balance   0  
Geospatial      
Goodwill [Roll Forward]      
Goodwill, Beginning Balance     0
Additions 0   237,189
Measurement period adjustments 0   0
Currency adjustments 0   0
Goodwill, Ending Balance 0   $ 237,189
Geospatial | Predecessor      
Goodwill [Roll Forward]      
Goodwill, Beginning Balance $ 0 0  
Additions   0  
Measurement period adjustments   0  
Currency adjustments   0  
Goodwill, Ending Balance   $ 0