v3.26.1
Fair Value Measurements and Derivatives - Effects of Derivatives Designated as Cash Flow Hedges (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Derivative Instruments, Gain (Loss) [Line Items]        
Amount of Gain (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) into Income (Expense) $ 34,649 $ (11,044) $ 36,238 $ (15,117)
Cash Flow Hedging [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Amount of Gain (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) into Income (Expense) 34,649 (11,044) 36,238 (15,117)
Cash Flow Hedging [Member] | Location, Statement of Other Comprehensive Income, Balance [Axis]: us-gaap:CostOfGoodsAndServicesSold        
Derivative Instruments, Gain (Loss) [Line Items]        
Amount of Gain (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) into Income (Expense) 33,694 (6,147) 38,701 (5,857)
Cash Flow Hedging [Member] | Location, Statement of Other Comprehensive Income, Balance [Axis]: us-gaap:DepreciationAndAmortization        
Derivative Instruments, Gain (Loss) [Line Items]        
Amount of Gain (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) into Income (Expense) (4,141) (4,120) (8,264) (8,239)
Cash Flow Hedging [Member] | Location, Statement of Other Comprehensive Income, Balance [Axis]: us-gaap:OtherNonoperatingIncomeExpense        
Derivative Instruments, Gain (Loss) [Line Items]        
Amount of Gain (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) into Income (Expense) 5,096 (777) 5,801 (1,021)
Cash Flow Hedging [Member] | Fuel contracts | Location, Statement of Other Comprehensive Income, Balance [Axis]: us-gaap:CostOfGoodsAndServicesSold        
Derivative Instruments, Gain (Loss) [Line Items]        
Amount of Gain (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) into Income (Expense) 33,694 (6,147) 38,701 (5,857)
Cash Flow Hedging [Member] | Foreign Exchange Forward [Member] | Location, Statement of Other Comprehensive Income, Balance [Axis]: us-gaap:DepreciationAndAmortization        
Derivative Instruments, Gain (Loss) [Line Items]        
Amount of Gain (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) into Income (Expense) $ (4,141) $ (4,120) $ (8,264) $ (8,239)