Financial Instruments and Fair Value Measurements - Schedule of Roll Forward of Fair Value of the Level 3 Preferred Stock Warrant Liability (Details) - Preferred Stock Warrant Liability [Member] - Fair Value, Inputs, Level 3 [Member] - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Roll Forward Of Fair Value Of The Level3 Preferred Stock Warrant Liability [Line Items] | ||
| Fair value, beginning of year | $ 6 | $ 14 |
| Change in estimated fair value | (3) | (8) |
| Fair value, end of year | $ 3 | $ 6 |