v3.25.1
Other Expense (Income) (Details) - USD ($)
$ in Millions
12 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Mar. 31, 2023
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]      
Fixed asset charges $ 34 $ 28 $ 23
Currency losses, net (7) (10) (21)
Unrealized (gains) losses on change in fair value of derivative instruments, net (57) 36 (23)
Realized losses (gains) on change in fair value of derivative instruments, net (97) 80 (83)
Loss on sale or disposal of assets, net (4) (6) (1)
Loss on Brazilian tax litigation, net 0 0 1
Interest income (23) (23) (20)
Non-operating net periodic benefit cost 0 3 4
Other, net 31 32 20
Other expenses (income), net (134) 22 (79)
Other nonrecurring expense 10   10
Brazil      
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]      
Other, net 15 11 13
Sierre flood      
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]      
Fixed asset charges 30 0 0
Inventory charges 12 0 0
Idle fixed costs 20 0 0
Repairs and clean-up costs 37 0 0
Excess costs to fulfill customer contracts 35 0 0
Property insurance recoveries (34) 0 0
Other 5 0 0
Sierre flood losses, net of recoveries 105 0 0
Sierre business interruption insurance recoveries $ 30 $ 0 $ 0