Other Expenses (Income), Net - Additional Information (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| September Oswego fire losses, net of recoveries | ||||
| Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items] | ||||
| Property insurance recoveries | $ 25 | $ 0 | $ 25 | $ 0 |
| November Oswego fire losses, net of recoveries | ||||
| Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items] | ||||
| Property insurance recoveries | $ 25 | $ 0 | $ 25 | $ 0 |