v3.25.2
Goodwill and other identifiable intangible assets - Schedule of Goodwill (Details)
$ in Millions
6 Months Ended
Jun. 29, 2025
USD ($)
Goodwill [Roll Forward]  
Beginning balance $ 67.0
Exchange difference 3.4
Ending balance 70.4
Gas Cylinders  
Goodwill [Roll Forward]  
Beginning balance 25.9
Exchange difference 2.1
Ending balance 28.0
Elektron  
Goodwill [Roll Forward]  
Beginning balance 41.1
Exchange difference 1.3
Ending balance $ 42.4