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Stockholders' Equity - Schedule of Warrant Activity (Details) - $ / shares shares in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2025 | Dec. 31, 2024
Weighted Average Exercise Price |  |
Weighted average remaining contractual life (in years) | 4 years 9 months 18 days | 4 years 10 months 24 days
Warrant liability |  |
Number of Shares |  |
Number of shares, warrants outstanding, beginning (in shares) | 616 |
Number of shares, warrants granted (in shares) | 6,950 |
Number of shares, warrants outstanding, ending (in shares) | 7,566 | 616
Number of shares, warrant vested and exercisable (in shares) | 7,666 |
Weighted Average Exercise Price |  |
Weighted average exercise price, warrants outstanding, beginning (in dollars per share) | $ 5.93 |
Weighted average exercise price, warrants granted (in dollars per share) | 0.52 |
Weighted average exercise price, warrants outstanding, ending (in dollars per share) | 0.95 | $ 5.93
Weighted average exercise price warrants vested and exercisable (in dollars per share) | $ 0.95 |
Weighted average remaining contractual life (in years) | 4 years 7 months 6 days | 3 years 9 months 18 days
Weighted average remaining contractual life warrants, vested and exercisable (in years) | 3 years 7 months 6 days |

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