v3.26.1
Derivative Financial Instruments and Fair Value Measurements - Effect of Derivative Instruments on Statement of Operations (Details) - Not Designated as Hedging Instrument, Economic Hedge - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Derivative Instruments, Gain (Loss) [Line Items]    
Commodity swaps - realized (loss) gain $ (79) $ 761
Commodity swaps - unrealized (loss) gain (20) (704)
RNG Fuel    
Derivative Instruments, Gain (Loss) [Line Items]    
Commodity swaps - realized (loss) gain 2,444 0
Commodity swaps - unrealized (loss) gain 2,082 0
Commodity swap contracts    
Derivative Instruments, Gain (Loss) [Line Items]    
Total realized and unrealized gain $ 4,427 $ 57