v3.26.1
Related Party Transactions - Narrative (Details)
1 Months Ended 3 Months Ended 6 Months Ended
Jun. 23, 2026
USD ($)
shares
May 15, 2026
USD ($)
$ / shares
shares
Feb. 11, 2026
USD ($)
$ / shares
shares
Dec. 31, 2023
USD ($)
Jun. 30, 2026
USD ($)
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
Jun. 30, 2025
USD ($)
Oct. 16, 2025
$ / shares
shares
Aug. 19, 2025
$ / shares
Aug. 18, 2025
$ / shares
Jun. 18, 2024
shares
Nov. 09, 2022
USD ($)
$ / shares
shares
Apr. 21, 2021
board_member
May 13, 2020
shares
Related Party Transaction [Line Items]                              
Shares issued in transaction (in shares) | shares   2,000,000                          
Sale of stock price (usd per share) | $ / shares   $ 10.00                          
Purchase price   $ 20,000,000.0                          
Number of board directors | board_member                           8  
Notes receivable, commitment to purchase                         $ 5,500,000    
Sale of private placement warrants (in shares) | shares                         316,250    
Class of warrant or right, exercise price of warrants or rights (usd per share) | $ / shares                   $ 1,150 $ 11.50   $ 0.01    
Accounts receivable, net             $ (496,000) $ (2,334,000)              
Total revenues         $ 9,014,000 $ 9,084,000 21,034,000 18,567,000              
LanzaJet Notes                              
Related Party Transaction [Line Items]                              
Senior notes     $ 25,000,000.0                        
LanzaJet Series A Stock Purchase Agreement                              
Related Party Transaction [Line Items]                              
Equity exchange conversion ratio     1                        
Senior Secured Notes Receivable                              
Related Party Transaction [Line Items]                              
Approval of note holders to amend agreement                         66.66%    
One Tranche Of Notes                              
Related Party Transaction [Line Items]                              
Sale of private placement warrants (in shares) | shares                         575,000    
Amount of notes purchased                         $ 10,000,000    
LanzaTech                              
Related Party Transaction [Line Items]                              
Number of board designees | board_member                           2  
LanzaTech | Chief Executive Officer                              
Related Party Transaction [Line Items]                              
Number of board designees | board_member                           1  
LanzaTech | Independent Director                              
Related Party Transaction [Line Items]                              
Number of board designees | board_member                           1  
LanzaJet Freedom Pines Fuels LLC                              
Related Party Transaction [Line Items]                              
Notes receivable, aggregate principal amount                         147,000,000    
LanzaJet Freedom Pines Fuels LLC | Senior Secured Notes Receivable                              
Related Party Transaction [Line Items]                              
Notes receivable, aggregate principal amount                         $ 113,500,000    
Line of credit facility, interest rate                         6.00%    
LanzaJet Freedom Pines Fuels LLC | Subordinated Secured Notes Receivable                              
Related Party Transaction [Line Items]                              
Notes receivable, aggregate principal amount                         $ 33,500,000    
Line of credit facility, interest rate                         6.00%    
LanzaJet | LanzaJet Series A Stock Purchase Agreement                              
Related Party Transaction [Line Items]                              
Purchase price     $ 2,000,000.0       3,000,000.0                
Conversion of stock, converted (in shares) | shares     60,316,250                        
LanzaJet | LanzaJet Series A Stock Purchase Agreement | Series A Preferred Stock                              
Related Party Transaction [Line Items]                              
Shares issued in transaction (in shares) | shares 227,761   455,522                        
Purchase price $ 1,000,000.0                            
LanzaJet | LanzaJet Series A Stock Purchase Agreement | Common Class C                              
Related Party Transaction [Line Items]                              
Conversion of stock, shares issued (in shares) | shares     60,316,250                        
British Airways                              
Related Party Transaction [Line Items]                              
Number of board designees | board_member                           1  
Suncor                              
Related Party Transaction [Line Items]                              
Number of board designees | board_member                           1  
Mitsui                              
Related Party Transaction [Line Items]                              
Number of board designees | board_member                           1  
Shell                              
Related Party Transaction [Line Items]                              
Number of board designees | board_member                           1  
LanzaJet                              
Related Party Transaction [Line Items]                              
Contingent right to receive additional interest (in shares) | shares                       15,000,000     45,000,000
Class of warrant or right, exercise price of warrants or rights (usd per share) | $ / shares                 $ 0.01            
Investment Shares Tranche One | LanzaJet                              
Related Party Transaction [Line Items]                              
Contingent right to receive additional interest (in shares) | shares                 15,000,000            
Investment Shares Tranche Two | LanzaJet                              
Related Party Transaction [Line Items]                              
Contingent right to receive additional interest (in shares) | shares                 15,000,000            
Related Party Investment Agreement | Equity Method Investee                              
Related Party Transaction [Line Items]                              
Cost incurred       $ 2,000,000     2,000,000                
Deferred profit recognized         0 57,000 0 115,000              
Series A Preferred Stock Purchase and Exchange Agreement | LanzaJet Series A Stock Purchase Agreement                              
Related Party Transaction [Line Items]                              
Equity exchange conversion ratio     1                        
Series A Preferred Stock Purchase and Exchange Agreement | LanzaJet | LanzaJet Series A Stock Purchase Agreement                              
Related Party Transaction [Line Items]                              
Sale of stock price (usd per share) | $ / shares     $ 4.390563                        
Purchase price     $ 2,000,000.0                        
Conversion of stock, converted (in shares) | shares     60,316,250                        
Series A Preferred Stock Purchase and Exchange Agreement | LanzaJet | LanzaJet Series A Stock Purchase Agreement | Series A Preferred Stock                              
Related Party Transaction [Line Items]                              
Shares issued in transaction (in shares) | shares     455,522                        
Series A Preferred Stock Purchase and Exchange Agreement | LanzaJet | LanzaJet Series A Stock Purchase Agreement | Common Class C                              
Related Party Transaction [Line Items]                              
Conversion of stock, shares issued (in shares) | shares     60,316,250                        
Transactions with Equity Method Investees | Equity Method Investee                              
Related Party Transaction [Line Items]                              
Accounts receivable, net             0                
Related Party Supply Agreement | Equity Method Investee                              
Related Party Transaction [Line Items]                              
Cost incurred         94,000 238,000 192,000 393,000              
Total revenues         $ 0 $ 0 $ 0 $ 0