Fair Value of Financial Instruments - Schedule of Changes in Liability for Unobservable Inputs (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2024 USD ($)
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Fair Value, Liability, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]	Change in fair value of notes payable and warrant liabilities
Warrant Liabilities
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	$ 306
Additions	17,195
Exercises	0
Change in fair value measurements	(3,982)
Debt extinguishments	0
Reclassification of SPA Warrants from liability to equity	(160)
Ending balance	13,359
Warrant Liabilities | Class A Common Stock
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Conversions of notes to Class A Common Stock	0
Notes Payable
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	86,712
Additions	43,266
Exercises	0
Change in fair value measurements	(35,992)
Debt extinguishments	2,699
Reclassification of SPA Warrants from liability to equity	0
Ending balance	51,794
Notes Payable | Class A Common Stock
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Conversions of notes to Class A Common Stock	$ (44,891)