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Share-Based Compensation - Narrative (Details)
$ / shares in Units, $ in Thousands
12 Months Ended
Dec. 31, 2025
USD ($)
$ / shares
Dec. 31, 2024
USD ($)
Dec. 31, 2025
shares
Dec. 31, 2025
share_type
Dec. 31, 2025
installment
Dec. 31, 2025
tranche
Dec. 31, 2025
day
Dec. 31, 2025
USD ($)
May 07, 2025
$ / shares
Oct. 02, 2022
$ / shares
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                    
Stock price (usd per share) | $ / shares                 $ 0.24 $ 10.00
Share price threshold trading days 20 days                  
Market Performance                    
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                    
Stock price (usd per share) | $ / shares $ 1,150                  
RSUs                    
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                    
Number of share based stock schemes | share_type       2            
Vesting installments         3 3        
Time-based RSUs                    
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                    
Compensation expense $ 3,130 $ 5,355                
Unrecognized compensation costs               $ 1,811    
Unrecognized cost, recognition period 1 year 10 days                  
Time-based RSUs | Employees and Other Service Providers                    
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                    
Vesting period 3 years                  
Time-based RSUs | Director                    
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                    
Vesting period 1 year                  
Market-based RSUs                    
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                    
Vesting period 3 years                  
Vesting component triggering event | day             151      
Compensation expense $ 639 1,958                
Unrecognized compensation costs               91    
Unrecognized cost, recognition period 3 months 21 days                  
Options                    
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                    
Compensation expense $ 3,509 $ 6,132                
Unrecognized compensation costs               $ 1,986    
Unrecognized cost, recognition period 1 year 10 days                  
Options | Minimum                    
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                    
Award requisite service period 2 years                  
Options | Maximum                    
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                    
Award requisite service period 5 years                  
Phantom RSU                    
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                    
Vesting installments | installment         3          
Stock Appreciation Rights (SARs)                    
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                    
Vesting installments | installment         3          
Expiration period 10 years                  
LanzaTech Long-Term Incentive Plan                    
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                    
Number of shares authorized (in shares) | shares     313,668