v3.26.1
Financial Instruments and Risk Management (Fuel Option Contracts Narrative) (Details)
$ in Millions
12 Months Ended
Dec. 31, 2025
gal
$ / gal
Dec. 31, 2024
USD ($)
Derivatives | Fuel Options    
Disclosure of detailed information about hedged items [line items]    
Financial assets, at fair value | $   $ (0.1)
Fuel Contract | Commodity price risk | 2026    
Disclosure of detailed information about hedged items [line items]    
Number of Gallons Subject to Contract | gal 1,638,000  
Fuel Contract | Top of range | Commodity price risk | 2026    
Disclosure of detailed information about hedged items [line items]    
Price per gallon of fuel (in USD per gallon) 2.32  
Fuel Contract | Bottom of range | Commodity price risk | 2026    
Disclosure of detailed information about hedged items [line items]    
Price per gallon of fuel (in USD per gallon) 2.12