v3.25.4

Stockholders' equity - Schedule of Pre-funded Warrants (Details) - shares | Dec. 31, 2025 | Mar. 31, 2025
--- | --- | ---
Stock options, issued and outstanding |  |
Class of Warrant or Right [Line Items] |  |
Issuance of pre-funded warrants (in shares) | 11,927,970 | 10,214,878
Restricted and performance stock units |  |
Class of Warrant or Right [Line Items] |  |
Issuance of pre-funded warrants (in shares) | 5,663,023 | 3,611,774
Stock options and restricted stock units, future issuance |  |
Class of Warrant or Right [Line Items] |  |
Issuance of pre-funded warrants (in shares) | 1,461,563 | 2,119,283
Employee stock purchase plan, available for future grants |  |
Class of Warrant or Right [Line Items] |  |
Issuance of pre-funded warrants (in shares) | 4,102,399 | 3,405,175
Pre-IPO warrants to purchase common stock |  |
Class of Warrant or Right [Line Items] |  |
Issuance of pre-funded warrants (in shares) | 0 | 497,344
Pre-funded warrants |  |
Class of Warrant or Right [Line Items] |  |
Issuance of pre-funded warrants (in shares) | 14,058,153 | 14,058,153
Total shares of common stock reserved for future issuance |  |
Class of Warrant or Right [Line Items] |  |
Issuance of pre-funded warrants (in shares) | 37,213,108 | 33,906,607

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