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Financial Derivative Instruments (Additional Information) (Details) - USD ($)
$ in Thousands
Sep. 30, 2023
Dec. 31, 2022
Financial Derivative Instruments [Abstract]    
Fuel gallons hedged $ 1,800  
Assets derivative fair value 50 $ 500
Firm commitment fair value 50 500
Cash collateral provided to counter parties $ 50 $ 500