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v3.26.1

Convertible Preferred Stock - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions |  | 1 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | --- | ---
May 01, 2026 | Oct. 31, 2024 | Apr. 30, 2024 | Jun. 30, 2026 | Mar. 31, 2026 | Dec. 31, 2025
Class of Stock [Line Items] |  |  |  |  |  |
Preferred stock, shares authorized |  |  |  | 10,000,000 |  | 0
Preferred stock, par value |  |  |  | $ 0.0001 |  | $ 0.0001
IPO |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Conversion price |  |  |  |  | $ 3.8 |
Public offering price |  |  |  | $ 5.7 |  |
Minimum proceeds from future initial public offering issuance |  |  |  | $ 100.0 |  |
Minimum preferred stock shares required for voting threshold |  |  |  | 2,100,000 |  |
Percentage of required stockholders' outstanding shares |  |  |  | 65.00% |  |
Series A-1 Convertible Preferred Stock |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Conversion price |  |  |  |  |  | 0.32
Series A-1 Convertible Preferred Stock | PureTech LYT | Asset Transfer Agreement |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Shares issued as part of the consideration for the assets |  |  | 40,000,000 |  |  |
Series A-2 Convertible Preferred Stock |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Conversion price |  |  |  |  |  | 11.94
Series A-2 Convertible Preferred Stock | PureTech LYT | Series A-2 Preferred Stock Purchase Agreement |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Shares issued and sold |  |  | 26,342,102 |  |  |
Share price per share |  |  | $ 3.8 |  |  |
Gross aggregate proceeds |  |  | $ 100.1 |  |  |
Series B Convertible Preferred Stock |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Conversion price |  |  |  |  |  | $ 14.92
Series B Convertible Preferred Stock | Stock Purchase Agreement or Series B Financing |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Shares issued and sold |  | 47,578,934 |  |  |  |
Share price per share |  | $ 4.75 |  |  |  |
Gross aggregate proceeds |  | $ 226.0 |  |  |  |
Convertible Preferred Stock | IPO |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Conversion Shares | 36,272,475 |  |  |  |  |

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