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Fair-Value Measurements (Tables)
 9 Months Ended
Sep. 30, 2026
Fair Value Disclosures [Abstract]  
Schedule of Placement of Assets and Liabilities Within the Fair Value Hierarchy Levels
The following table sets forth by level within the fair value hierarchy our financial assets and liabilities that were accounted for at fair value on a recurring basis as of September 30, 2026 and December 31, 2025. 
September 30, 2026December 31, 2025
Recurring Fair Value MeasuresLevel 1Level 2Level 3Level 1Level 2Level 3
Commodity and fuel derivatives:
Assets$856 $166 $— $164 $51 $— 
Liabilities$(77)$— $— $(19)$— $—