v3.26.3
Segment Results (Narrative) (Detail)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2026
USD ($)
Sep. 30, 2026
USD ($)
segment
Sep. 30, 2025
USD ($)
Segment Reporting [Line Items]      
Number of Reportable Segments | segment   2  
Segment Reporting, Long-Lived Asset, Expenditure for Addition   $ 37.4 $ 43.7
Increase in contract liability opening balance for revenue recognized $ 7.5 33.0  
Operating Segments | Aerospace & Advanced Technologies      
Segment Reporting [Line Items]      
Segment Reporting, Long-Lived Asset, Expenditure for Addition   10.8 17.4
Operating Segments | Process Flow Technologies      
Segment Reporting [Line Items]      
Segment Reporting, Long-Lived Asset, Expenditure for Addition   $ 26.6 $ 26.3