v3.25.4
Basis of Presentation and Significant Accounting Policies - Additional Information (Detail)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
USD ($)
segment
facility
Dec. 31, 2024
USD ($)
Dec. 31, 2023
USD ($)
Basis Of Presentation And Significant Accounting Policies [Line Items]      
Number of reportable segments | segment 2    
Research and development activities $ 78,200 $ 53,700 $ 53,000
Research and development activities, paid by customers 64,400 46,200 45,400
Interest expense 69,900 65,700 73,600
Interest costs capitalized 25,700 26,300 26,600
Restricted cash and cash equivalents reclassified into other assets 7,400    
Restricted cash and cash equivalents 3,085 2,785  
Inventories 46,537 40,288  
Depreciation $ 85,900 72,900 65,600
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Other Assets    
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Accrued liabilities – other    
Lease expense $ 10,700 7,400 7,900
Cash payments for leases $ 9,300    
Weighted average remaining lease term 10 years 2 months 8 days    
Weighted average discount rate 6.39%    
Operating lease, right-of-use asset $ 65,800    
Number of facilities with U.S. Government decommissioning costs obligation | facility 2    
Reserves for self-insurance $ 4,600 4,400  
Net foreign currency transaction gains (losses) 17,700 1,700 1,800
Net gains deferred on derivative financial instruments in accumulated other comprehensive income (loss) 0    
Recognized (gain) loss on foreign currency derivative instruments not designated as hedging instruments (19,000) $ (38,000) $ 5,100
Notional amount of foreign currency forward contracts 246,900    
Favorable operating lease      
Basis Of Presentation And Significant Accounting Policies [Line Items]      
Amortization $ 1,500    
Minimum      
Basis Of Presentation And Significant Accounting Policies [Line Items]      
Operating lease contract term (in years) 1 year    
Operating lease renewal contract term (in years) 1 year    
Minimum | Machinery and equipment      
Basis Of Presentation And Significant Accounting Policies [Line Items]      
Useful life (in years) 3 years    
Minimum | Property, Plant and Equipment      
Basis Of Presentation And Significant Accounting Policies [Line Items]      
Useful life (in years) 8 years    
Maximum      
Basis Of Presentation And Significant Accounting Policies [Line Items]      
Operating lease contract term (in years) 20 years    
Operating lease renewal contract term (in years) 10 years    
Maximum | Machinery and equipment      
Basis Of Presentation And Significant Accounting Policies [Line Items]      
Useful life (in years) 14 years    
Maximum | Property, Plant and Equipment      
Basis Of Presentation And Significant Accounting Policies [Line Items]      
Useful life (in years) 40 years    
Cash Held for Decommissioning of Facilities      
Basis Of Presentation And Significant Accounting Policies [Line Items]      
Restricted cash and cash equivalents $ 4,300    
Cash Held to Meet Reinsurance Reserve Requirements      
Basis Of Presentation And Significant Accounting Policies [Line Items]      
Restricted cash and cash equivalents $ 3,100