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Financial Derivative Instruments - Additional Information (Details) Gallons in Millions, $ in Millions | 12 Months Ended
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Dec. 31, 2025 USD ($) Gallons | Dec. 31, 2024 USD ($) Gallons
Financial Derivative Instruments [Abstract] |  |
Fuel gallons hedged | Gallons | 2.4 | 2.9
Assets derivative fair value | $ 0.1 | $ 0.3
Firm commitment fair value | 0.1 | 0.3
Cash collateral provided to counterparties | $ 0.0 | $ 0.3

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