v3.25.2
Supplementary balance sheet information (Details) - USD ($)
$ in Millions
Jun. 29, 2025
Dec. 31, 2024
Accounts and other receivables    
Trade receivables $ 55.1 $ 45.8
Derivative financial instruments 1.1 0.0
Total accounts and other receivables 58.7 58.8
Inventories    
Raw materials and supplies 34.7 29.9
Work-in-process 26.8 25.5
Finished goods 30.0 28.2
Total inventories 91.5 83.6
Property, plant and equipment, net    
Total property, plant and equipment 298.9 280.7
Accumulated depreciation and impairment (235.9) (217.9)
Total property, plant and equipment, net 63.0 62.8
Other current liabilities    
Restructuring provision 0.0 0.2
Short term provision 0.5 9.1
Deferred consideration payable 1.8 1.6
Derivative financial instruments 0.0 0.9
Operating lease liability 4.5 4.0
Advance payments 2.8 2.8
Total other current liabilities $ 9.6 $ 18.6
Operating lease, liability, current, statement of financial position [extensible enumeration] Total other current liabilities Total other current liabilities
Other non-current liabilities    
Contingent liabilities $ 2.6 $ 2.3
Operating lease liability 9.8 10.7
Other non-current liabilities 0.2 0.1
Total other non-current liabilities $ 12.6 $ 13.1
Operating lease, liability, noncurrent, statement of financial position [extensible enumeration] Total other non-current liabilities Total other non-current liabilities
Related party    
Accounts and other receivables    
Related parties $ 0.1 $ 0.1
Nonrelated party    
Accounts and other receivables    
Related parties 2.4 12.9
Land, buildings and leasehold improvements    
Property, plant and equipment, net    
Total property, plant and equipment 51.3 49.2
Machinery and equipment    
Property, plant and equipment, net    
Total property, plant and equipment 233.1 218.8
Construction in progress    
Property, plant and equipment, net    
Total property, plant and equipment $ 14.5 $ 12.7