Contract Assets (Details) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
Mar. 31, 2024 |
|
| Contract Assets [Abstract] | |||
| Long-term contract assets, write-down | $ 3,590,000 | $ 2,805,000 | $ 5,353,000 |
| Reduction in carrying value of remanufactured cores and long-term core inventory deposit | $ 27,524,000 | $ 0 | $ 0 |