v3.25.4
Property, Plant and Equipment (Tables) (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Property, Plant and Equipment [Line Items]      
Property, Plant and Equipment, Gross $ 36.2 $ 14.7  
Property, Plant and Equipment, Additions 21.5    
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment (6.7) (5.3)  
Accumulated Depreciation, Depletion and Amortization, Sale or Disposal of Property, Plant and Equipment (1.4)    
Property, Plant And Equipment, Net Capital Expenditures 20.1    
Property, Plant and Equipment, Net 29.5 9.4  
Depreciation (1.4) (1.0) $ (0.7)
Land [Member]      
Property, Plant and Equipment [Line Items]      
Property, Plant and Equipment, Gross 1.2 1.2  
Property, Plant and Equipment, Additions 0.0    
Leasehold Improvements [Member]      
Property, Plant and Equipment [Line Items]      
Property, Plant and Equipment, Gross 6.8 5.6  
Property, Plant and Equipment, Additions 1.2    
Equipment [Member]      
Property, Plant and Equipment [Line Items]      
Property, Plant and Equipment, Gross 6.6 5.0  
Property, Plant and Equipment, Additions 1.6    
Other Capitalized Property Plant and Equipment [Member]      
Property, Plant and Equipment [Line Items]      
Property, Plant and Equipment, Gross 21.6 $ 2.9  
Property, Plant and Equipment, Additions $ 18.7