Fair Value Measurement - Schedule of Fair Value of the Company’s Level 3 Financial Instruments (Details) - Level 3 [Member] - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | ||||
|---|---|---|---|---|---|---|
Jun. 30, 2025 |
Mar. 31, 2025 |
Jun. 30, 2024 |
Mar. 31, 2024 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Fair Value Measurement - Schedule of Fair Value of the Company’s Level 3 Financial Instruments (Details) [Line Items] | ||||||
| Fair value as of beginning balance | $ 2,235 | $ 1,714 | $ 1,714 | |||
| Issuance of Convertible Notes | 16 | 16 | 1,600 | |||
| Accrued stated interest | $ 96 | 95 | $ 49 | 48 | 194 | 92 |
| Change in fair value included in other income and loss on change in the fair value of Tasly convertible debt | $ 57 | $ 61 | $ 15 | $ (4) | 311 | 22 |
| Fair value as of Ending balance | $ 2,235 | $ 1,714 | ||||