Summary of Significant Accounting Policies - Change in Accounting Principle (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended		12 Months Ended
	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Adjustments to additional paid-in-capital	$ 6,899		$ 9,902
Classification changes, liability to equity
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Adjustments to additional paid-in-capital		$ 9,600		$ 9,600
Revision of Prior Period, Change in Accounting Principle, Adjustment | Classification changes, liability to equity
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Gain (loss) on warrant liabilities	$ 3,900		$ 4,000