Annual report [Section 13 and 15(d), not S-K Item 405]

Restructuring Activities - Additional Information (Detail)

v3.25.4
Restructuring Activities - Additional Information (Detail) - USD ($)
$ in Millions
1 Months Ended 12 Months Ended
Apr. 30, 2025
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Restructuring Cost and Reserve [Line Items]        
Total cost of transformation program   $ 0.0 $ 13.3 $ 54.2
Restructuring Costs   7.0 69.1  
Technology Realignment Program [Member]        
Restructuring Cost and Reserve [Line Items]        
Expected Pre-tax charges $ 11.0 9.1    
Restructuring Program [Member]        
Restructuring Cost and Reserve [Line Items]        
Expected Pre-tax charges   76.1    
Restructuring Costs   7.0 $ 69.1  
Minimum [Member]        
Restructuring Cost and Reserve [Line Items]        
Expected Pre-tax charges   $ 92.5