Fair Value Measurement - Schedule of Change in Fair Value of Derivative Warrant Liabilities (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Convertible Note
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	$ (51,112)
Conversion of Convertible Note to common stock	8,132
(Loss) gain recognized in the consolidated statement of operations and comprehensive loss	42,980
Ending balance	0
PIPE Warrant
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	0
Issuance of the Brookfield Loan	(24,950)
(Loss) gain recognized in the consolidated statement of operations and comprehensive loss	(3,400)
Ending balance	(28,350)
FPA Put Option
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	(30,015)	$ (37,523)
(Loss) gain recognized in the consolidated statement of operations and comprehensive loss		(22,980)
Ending balance	(30,015)	(60,503)
Fixed Maturity Consideration
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	(4,123)	(7,228)
(Loss) gain recognized in the consolidated statement of operations and comprehensive loss		(1,018)
Ending balance	(4,123)	(8,246)
Brookfield SAFE
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	(13,223)	(25,150)
Extinguishment of the Brookfield SAFE	13,274
(Loss) gain recognized in the consolidated statement of operations and comprehensive loss	(51)	15,900
Ending balance	0	(9,250)
Brookfield Loan
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	0
Issuance of the Brookfield Loan	(19,490)
Partial settlement of Brookfield Loan	12,500
(Loss) gain recognized in the consolidated statement of operations and comprehensive loss	(12,445)
Ending balance	(19,435)
Private Placement Warrants
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	(1,432)	(3,914)
(Loss) gain recognized in the consolidated statement of operations and comprehensive loss	1,343	2,148
Ending balance	$ (89)	$ (1,766)

LanzaTech Global, Inc. 10-Q