v3.25.4
Restructuring and Separation Costs - Schedule of Restructuring Reserve by Type of Cost (Details) - Transformation Plan - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Restructuring Reserve [Roll Forward]    
Balance at beginning of period $ 0.2  
Additions 3.4 $ 0.9
Payments (3.1)  
Non-Cash adjustments (0.3)  
Balance at end of period 0.2 0.2
Employee termination costs    
Restructuring Reserve [Roll Forward]    
Balance at beginning of period 0.1  
Additions 3.0  
Payments (2.9)  
Non-Cash adjustments 0.0  
Balance at end of period 0.2 0.1
PP&E disposals    
Restructuring Reserve [Roll Forward]    
Balance at beginning of period 0.0  
Additions 0.3  
Payments 0.0  
Non-Cash adjustments (0.3)  
Balance at end of period 0.0 0.0
Legal & other costs    
Restructuring Reserve [Roll Forward]    
Balance at beginning of period 0.1  
Additions 0.1  
Payments (0.2)  
Non-Cash adjustments 0.0  
Balance at end of period $ 0.0 $ 0.1