Net Loss per Common Share - Schedule of Potentially Dilutive Common Stock Equivalents Excluded from Computation of Diluted Net Loss per Common Share (Details) - shares |
6 Months Ended | |
|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
|
| Stock options and performance stock options | ||
| Net (Loss) Income per Common Share [Line Items] | ||
| Potentially dilutive securities (in shares) | 68,089,460 | 128,581,431 |
| Restricted stock units and performance restricted stock units (non-vested) | ||
| Net (Loss) Income per Common Share [Line Items] | ||
| Potentially dilutive securities (in shares) | 59,812,191 | 65,651,310 |
| March 2020 CVARs | ||
| Net (Loss) Income per Common Share [Line Items] | ||
| Potentially dilutive securities (in shares) | 0 | 17,548,368 |
| Earn-Out Shares (non-vested) | ||
| Net (Loss) Income per Common Share [Line Items] | ||
| Potentially dilutive securities (in shares) | 0 | 3,080,387 |
| Other stock based awards and instruments issued | ||
| Net (Loss) Income per Common Share [Line Items] | ||
| Potentially dilutive securities (in shares) | 388,793 | 4,056,994 |