Quarterly report pursuant to Section 13 or 15(d)

Restructuring Activities - Schedule of Changes in the Liabilities Related to the Restructuring Program (Detail)

v3.24.2
Restructuring Activities - Schedule of Changes in the Liabilities Related to the Restructuring Program (Detail)
$ in Millions
 6 Months Ended
Jun. 30, 2024
USD ($)
Restructuring Cost and Reserve [Line Items]  
Expenses $ 65.5
Ending Balance 32.8
Restructuring Program [Member]  
Restructuring Cost and Reserve [Line Items]  
Cash payments (32.7)
Non-cash items and other 0.0
Professional Fees [Member]  
Restructuring Cost and Reserve [Line Items]  
Expenses 4.2
Ending Balance 0.5
Professional Fees [Member] | Restructuring Program [Member]  
Restructuring Cost and Reserve [Line Items]  
Cash payments (3.7)
Non-cash items and other 0.0
Retention and Separation [Member]  
Restructuring Cost and Reserve [Line Items]  
Expenses 61.3
Ending Balance 32.3
Retention and Separation [Member] | Restructuring Program [Member]  
Restructuring Cost and Reserve [Line Items]  
Cash payments (29.0)
Non-cash items and other 0.0
Others [Member]  
Restructuring Cost and Reserve [Line Items]  
Expenses 0.0
Ending Balance 0.0
Others [Member] | Restructuring Program [Member]  
Restructuring Cost and Reserve [Line Items]  
Cash payments 0.0
Non-cash items and other $ 0.0