v3.25.2
Segmental Information - Geographic Information by Region (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 29, 2025
Jun. 30, 2024
Jun. 29, 2025
Jun. 30, 2024
Revenues from External Customers and Long-Lived Assets [Line Items]        
Net sales $ 104.0 $ 99.7 $ 201.0 $ 189.1
Top five countries        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Net sales $ 83.8 $ 78.6 $ 165.4 $ 149.2
Top five countries | Revenue from Contract with Customer Benchmark | Geographic Concentration Risk        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Concentration risk, percentage 80.60% 78.90% 82.30% 78.90%
United States        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Net sales $ 64.0 $ 57.3 $ 125.8 $ 110.5
United States | Revenue from Contract with Customer Benchmark | Geographic Concentration Risk        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Concentration risk, percentage 61.50% 57.60% 62.50% 58.40%
United Kingdom        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Net sales $ 6.3 $ 6.3 $ 12.0 $ 10.6
United Kingdom | Revenue from Contract with Customer Benchmark | Geographic Concentration Risk        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Concentration risk, percentage 6.10% 6.30% 6.00% 5.60%
Japan        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Net sales $ 5.4 $ 5.0 $ 10.6 $ 9.0
Japan | Revenue from Contract with Customer Benchmark | Geographic Concentration Risk        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Concentration risk, percentage 5.20% 5.00% 5.30% 4.80%
Germany        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Net sales $ 5.3 $ 7.2 $ 11.2 $ 12.6
Germany | Revenue from Contract with Customer Benchmark | Geographic Concentration Risk        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Concentration risk, percentage 5.10% 7.20% 5.60% 6.70%
Canada        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Net sales $ 2.8 $ 2.8 $ 5.8 $ 6.5
Canada | Revenue from Contract with Customer Benchmark | Geographic Concentration Risk        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Concentration risk, percentage 2.70% 2.80% 2.90% 3.40%
Rest of Europe        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Net sales $ 9.7 $ 12.3 $ 19.6 $ 24.4
Rest of Europe | Revenue from Contract with Customer Benchmark | Geographic Concentration Risk        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Concentration risk, percentage 9.30% 12.30% 9.70% 13.00%
Asia Pacific        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Net sales $ 8.3 $ 6.7 $ 12.2 $ 10.3
Asia Pacific | Revenue from Contract with Customer Benchmark | Geographic Concentration Risk        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Concentration risk, percentage 8.00% 6.70% 6.10% 5.40%
Other        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Net sales $ 2.2 $ 2.1 $ 3.8 $ 5.2
Other | Revenue from Contract with Customer Benchmark | Geographic Concentration Risk        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Concentration risk, percentage 2.10% 2.10% 1.90% 2.70%