Quarterly report pursuant to Section 13 or 15(d)

Restructuring Activities - Additional Information (Detail)

v3.24.1.u1
Restructuring Activities - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Dec. 31, 2021
Restructuring Cost and Reserve [Line Items]      
Total cost of transformation program $ 5.9 $ 27.3  
Restructuring Program [Member]      
Restructuring Cost and Reserve [Line Items]      
Total cost of transformation program 16.7    
Minimum [Member]      
Restructuring Cost and Reserve [Line Items]      
Expected Pre-tax charges 85.1    
Minimum [Member] | Organizational Design Transformation Program      
Restructuring Cost and Reserve [Line Items]      
Expected Pre-tax charges     $ 95.0
Minimum [Member] | Restructuring Program [Member]      
Restructuring Cost and Reserve [Line Items]      
Expected Pre-tax charges $ 60.0