Fair Value of Financial Instruments - Schedule of Changes in Liability for Unobservable Inputs (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2023 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	$ 92,833
Additions	41,080
Net disposal pursuant to Warrant Exchange	(16,506)
Exercises	(47,202)
Debt extinguishments	1,317
Change in fair value measurements	(71,216)
Payments of notes payable, including periodic interest
Stock-based compensation expense
Ending balance	306
Warrant Liabilities | Class A Common Stock
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Reclassification from equity to liability	0
Conversions of notes to Class A Common Stock
Warrant Liabilities | Class A Common Stock | February 28, 2023
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Reclassification from liability to equity	0
Warrant Liabilities | Class A Common Stock | August 25, 2023
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Reclassification from liability to equity	0
Notes Payable
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	26,008
Additions	213,776
Net disposal pursuant to Warrant Exchange	0
Exercises	0
Debt extinguishments	13,078
Change in fair value measurements	(28,934)
Payments of notes payable, including periodic interest	(1,167)
Stock-based compensation expense
Ending balance	86,712
Notes Payable | Class A Common Stock
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Reclassification from equity to liability	0
Conversions of notes to Class A Common Stock	(136,049)
Notes Payable | Class A Common Stock | February 28, 2023
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Reclassification from liability to equity	0
Notes Payable | Class A Common Stock | August 25, 2023
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Reclassification from liability to equity	0
Earnout Shares
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	2,250
Additions	0
Net disposal pursuant to Warrant Exchange	0
Exercises	0
Debt extinguishments	0
Change in fair value measurements	2,033
Payments of notes payable, including periodic interest	0
Stock-based compensation expense	0
Ending balance	0
Earnout Shares | Class A Common Stock
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Reclassification from equity to liability	2,112
Conversions of notes to Class A Common Stock	0
Earnout Shares | Class A Common Stock | February 28, 2023
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Reclassification from liability to equity	(5,014)
Earnout Shares | Class A Common Stock | August 25, 2023
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Reclassification from liability to equity	(1,381)
Insufficient Authorized Shares Related to Stock Options and RSUs
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	3,977
Additions	0
Net disposal pursuant to Warrant Exchange	0
Exercises	0
Debt extinguishments	0
Change in fair value measurements	0
Payments of notes payable, including periodic interest	0
Stock-based compensation expense	4,065
Ending balance	0
Insufficient Authorized Shares Related to Stock Options and RSUs | Class A Common Stock
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Reclassification from equity to liability	2,979
Conversions of notes to Class A Common Stock	0
Insufficient Authorized Shares Related to Stock Options and RSUs | Class A Common Stock | February 28, 2023
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Reclassification from liability to equity	(8,978)
Insufficient Authorized Shares Related to Stock Options and RSUs | Class A Common Stock | August 25, 2023
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Reclassification from liability to equity	$ (2,043)