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Financial Instruments and Risk Management (Fuel Option Contracts) (Details) - Later than one year and not later than two years [member]
 12 Months Ended
Dec. 31, 2022
$ / shares
$ / $
$ / $
Disclosure of detailed information about hedged items [line items]  
Number of Gallons Subject to Contract | $ / shares 1,512,000
Collars | Top of range | Commodity price risk  
Disclosure of detailed information about hedged items [line items]  
Average rate of hedging instrument 320.00%
Collars | Bottom of range | Commodity price risk  
Disclosure of detailed information about hedged items [line items]  
Average rate of hedging instrument 292.00%