v3.26.3
Acquisitions and Divestitures - Additional Information (Details)
$ in Thousands, $ in Millions
Jul. 01, 2026
USD ($)
May 20, 2025
USD ($)
employee
site
May 20, 2025
CAD ($)
Jan. 03, 2025
USD ($)
Mar. 31, 2027
USD ($)
Sep. 30, 2026
USD ($)
Dec. 31, 2025
USD ($)
Business Combination [Line Items]              
Goodwill           $ 472,970 $ 500,860
Property, Plant and Equipment, Net           1,265,344 1,585,136
Intangible Assets           277,525 329,859
Assets of business held for sale           40,822 $ 0
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Medical Business | Forecast              
Business Combination [Line Items]              
Value of transaction         $ 800,000    
Disposal Group, Held-for-Sale, Not Discontinued Operations | Medical Business              
Business Combination [Line Items]              
Goodwill           86,700  
Property, Plant and Equipment, Net           482,100  
Intangible Assets           73,000  
Assets of business held for sale           40,800  
Other non-current assets           17,700  
Other long-term obligations           $ 45,700  
Aerojet Ordnance Tennessee, Inc.              
Business Combination [Line Items]              
Business combination, consideration transferred       $ 101,100      
Goodwill       75,000      
Property, plant, and equipment       $ 12,700      
Kinectrics Holdings, Inc.              
Business Combination [Line Items]              
Goodwill   $ 132,600          
Property, plant, and equipment   174,900          
Business combination, price of acquisition, expected     $ 782.7        
Business combination, consideration transferred, net of pension plan liabilities and indebtedness   $ 440,600 $ 614.5        
Number of employees (over) | employee   1,300          
Number of sites | site   20          
Intangible assets   $ 151,300          
Investments in unconsolidated affiliates   39,500          
Net working capital   25,400          
Pension liabilities and other postretirement obligations   $ 90,300          
Precision Components Group, LLC              
Business Combination [Line Items]              
Business combination, consideration transferred $ 216,800            
Goodwill 65,300            
Property, plant, and equipment 112,300            
Intangible assets $ 51,000