Quarterly report [Sections 13 or 15(d)]

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

v3.25.3
Restructuring Activities - Schedule of Changes in the Liabilities Related to the Technology Realignment Program (Detail)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2025
USD ($)
Sep. 30, 2025
USD ($)
Restructuring Cost and Reserve [Line Items]    
Expenses $ 0.6 $ 4.2
Cash payments   (3.1)
Non-cash items and other   0.0
Ending balance 1.1 1.1
Professional Fees [Member]    
Restructuring Cost and Reserve [Line Items]    
Expenses 0.0 0.0
Cash payments   0.0
Non-cash items and other   0.0
Ending balance 0.0 0.0
Retention and Separation [Member]    
Restructuring Cost and Reserve [Line Items]    
Expenses 0.6 4.2
Cash payments   (3.1)
Non-cash items and other   0.0
Ending balance 1.1 1.1
Other [Member]    
Restructuring Cost and Reserve [Line Items]    
Expenses 0.0 0.0
Cash payments   0.0
Non-cash items and other   0.0
Ending balance $ 0.0 $ 0.0