Consolidated Statements of Operations and Comprehensive Loss (Parentheticals) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|---|
Sep. 30, 2025 |
Sep. 30, 2024 |
Sep. 30, 2025 |
Sep. 30, 2024 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Income Statement [Abstract] | ||||||
| Interest expense, related parties | $ 97 | $ 575 | $ 1,326 | $ 1,774 | $ 2,400 | $ 2,530 |