Fair Value Measurements - Schedule of Assets and Liabilities that are Measured at Fair Value (Details) - Fair Value [Member] - USD ($) $ in Thousands |
Sep. 30, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|---|---|---|---|
| Cash equivalents: | |||
| Total cash equivalents | $ 1,707 | $ 7,158 | $ 4,393 |
| Level 1 [Member] | |||
| Cash equivalents: | |||
| Total cash equivalents | 1,707 | 7,158 | 4,393 |
| Level 2 [Member] | |||
| Cash equivalents: | |||
| Total cash equivalents | |||
| Level 3 [Member] | |||
| Cash equivalents: | |||
| Total cash equivalents | |||
| Money Market Funds [Member] | |||
| Cash equivalents: | |||
| Total cash equivalents | 1,707 | 7,158 | |
| Money Market Funds [Member] | Level 1 [Member] | |||
| Cash equivalents: | |||
| Total cash equivalents | 1,707 | 7,158 | |
| Money Market Funds [Member] | Level 2 [Member] | |||
| Cash equivalents: | |||
| Total cash equivalents | |||
| Money Market Funds [Member] | Level 3 [Member] | |||
| Cash equivalents: | |||
| Total cash equivalents |