Stock-Based Compensation - Schedule of Stock-Based Compensation Expense to Employees and Non-Employees (Details) - 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 |
|
| Schedule of Stock-Based Compensation Expense to Employees and Non-Employees [Line Items] | ||||||
| Total stock-based compensation | $ 93 | $ 534 | $ 642 | $ 2,695 | $ 3,225 | $ 2,980 |
| Cost of revenue [Member] | ||||||
| Schedule of Stock-Based Compensation Expense to Employees and Non-Employees [Line Items] | ||||||
| Total stock-based compensation | 4 | 3 | 5 | 38 | 41 | |
| Research and development [Member] | ||||||
| Schedule of Stock-Based Compensation Expense to Employees and Non-Employees [Line Items] | ||||||
| Total stock-based compensation | 25 | 144 | 191 | 966 | 1,107 | 940 |
| Sales, general and administrative [Member] | ||||||
| Schedule of Stock-Based Compensation Expense to Employees and Non-Employees [Line Items] | ||||||
| Total stock-based compensation | $ 64 | $ 387 | $ 446 | $ 1,691 | $ 2,077 | $ 2,040 |