v3.26.1
Derivative Instruments - Summary of Notional Amount at Inception and Fair Value (Detail) - USD ($)
$ in Millions
Mar. 31, 2026
Mar. 31, 2025
Derivative [Line Items]    
Carrying amount assets $ 28.2 $ 3.2
Derivative Asset, Statement of Financial Position [Extensible Enumeration] Other Assets, Noncurrent Other Assets, Noncurrent
Carrying amount liabilities $ 18.7 $ 4.8
Derivative Liability, Statement of Financial Position [Extensible Enumeration] Accounts Payable And Other Current Liabilities Accounts Payable And Other Current Liabilities
Notional amount $ 5,417.2 $ 2,303.1
Foreign currency swaps [Member]    
Derivative [Line Items]    
Carrying amount assets 14.9 2.0
Carrying amount liabilities 3.9 3.2
Notional amount 2,487.3 1,452.2
Foreign currency forwards [Member]    
Derivative [Line Items]    
Carrying amount assets 2.1 1.1
Carrying amount liabilities 2.0 0.6
Notional amount 761.3 727.0
Non-deliverable foreign exchange forwards [Member]    
Derivative [Line Items]    
Carrying amount assets 11.2 0.1
Carrying amount liabilities 12.8 1.0
Notional amount $ 2,168.6 $ 123.9