Fair Value Measurements - Schedule of Changes in Fair Value of the Level 3 Liabilities (Details) - Level 3 $ in Thousands |
6 Months Ended |
|---|---|
|
Sep. 30, 2025
USD ($)
| |
| Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] | |
| Balance at beginning of period | $ 9,981 |
| Changes in fair value of liability instruments, included in net loss | 23,288 |
| Balance at end of period | $ 33,269 |
| Fair Value, Liability, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Gain (Loss) On Fair Value Of Liability Instruments |