v3.26.1
Revenue Recognition - Disaggregation of revenue (Details) - USD ($)
$ in Millions
3 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Revenue Recognition    
Net sales $ 277.8 $ 285.5
Heavy-Duty Equipment    
Revenue Recognition    
Net sales 132.7 132.7
Commercial Vehicle    
Revenue Recognition    
Net sales 81.0 86.9
Automotive    
Revenue Recognition    
Net sales 64.1 65.9
Americas    
Revenue Recognition    
Net sales 138.4 152.9
Americas | Heavy-Duty Equipment    
Revenue Recognition    
Net sales 77.9 84.9
Americas | Commercial Vehicle    
Revenue Recognition    
Net sales 46.2 52.9
Americas | Automotive    
Revenue Recognition    
Net sales 14.3 15.1
Europe    
Revenue Recognition    
Net sales 85.6 84.0
Europe | Heavy-Duty Equipment    
Revenue Recognition    
Net sales 12.5 11.1
Europe | Commercial Vehicle    
Revenue Recognition    
Net sales 28.4 27.8
Europe | Automotive    
Revenue Recognition    
Net sales 44.7 45.1
Asia    
Revenue Recognition    
Net sales 53.8 48.6
Asia | Heavy-Duty Equipment    
Revenue Recognition    
Net sales 42.3 36.7
Asia | Commercial Vehicle    
Revenue Recognition    
Net sales 6.4 6.2
Asia | Automotive    
Revenue Recognition    
Net sales $ 5.1 $ 5.7