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Net Sales (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Oct. 01, 2023
Sep. 25, 2022
Oct. 01, 2023
Sep. 25, 2022
Disaggregation of Revenue [Line Items]        
Net sales $ 97.4 $ 100.2 $ 309.1 $ 306.7
Defense, First Response & Healthcare        
Disaggregation of Revenue [Line Items]        
Net sales 39.7 33.0 127.3 98.6
Transportation        
Disaggregation of Revenue [Line Items]        
Net sales 31.0 29.2 89.2 94.3
General industrial        
Disaggregation of Revenue [Line Items]        
Net sales 26.7 38.0 92.6 113.8
Gas Cylinders        
Disaggregation of Revenue [Line Items]        
Net sales 44.7 43.4 134.7 131.9
Gas Cylinders | Defense, First Response & Healthcare        
Disaggregation of Revenue [Line Items]        
Net sales 20.3 18.5 59.3 54.3
Gas Cylinders | Transportation        
Disaggregation of Revenue [Line Items]        
Net sales 18.1 17.9 50.6 53.9
Gas Cylinders | General industrial        
Disaggregation of Revenue [Line Items]        
Net sales 6.3 7.0 24.8 23.7
Elektron        
Disaggregation of Revenue [Line Items]        
Net sales 52.7 56.8 174.4 174.8
Elektron | Defense, First Response & Healthcare        
Disaggregation of Revenue [Line Items]        
Net sales 19.4 14.5 68.0 44.3
Elektron | Transportation        
Disaggregation of Revenue [Line Items]        
Net sales 12.9 11.3 38.6 40.4
Elektron | General industrial        
Disaggregation of Revenue [Line Items]        
Net sales $ 20.4 $ 31.0 $ 67.8 $ 90.1