Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements and Derivatives - Derivatives Measured at Fair Value and Disclosed by Balance Sheet Location (Details)

v3.23.2
Fair Value Measurements and Derivatives - Derivatives Measured at Fair Value and Disclosed by Balance Sheet Location (Details) - USD ($)
$ in Thousands
Jun. 30, 2023
Dec. 31, 2022
Derivatives, Fair Value [Line Items]    
Derivative assets, fair value $ 16,274 $ 60,794
Derivative liabilities, fair value 164,873 177,746
Designated as Hedging Instrument    
Derivatives, Fair Value [Line Items]    
Derivative assets, fair value 27,613 65,096
Derivative liabilities, fair value 163,698 185,538
Not Designated as Hedging Instrument    
Derivatives, Fair Value [Line Items]    
Derivative assets, fair value   84
Derivative liabilities, fair value 1,175 539
Fuel contracts | Designated as Hedging Instrument | Prepaid expenses and other assets    
Derivatives, Fair Value [Line Items]    
Derivative assets, fair value 11,535 53,224
Derivative liabilities, fair value   7,137
Fuel contracts | Designated as Hedging Instrument | Other long-term assets    
Derivatives, Fair Value [Line Items]    
Derivative assets, fair value   3,869
Derivative liabilities, fair value   655
Fuel contracts | Designated as Hedging Instrument | Accrued expenses and other liabilities    
Derivatives, Fair Value [Line Items]    
Derivative assets, fair value 5,695  
Derivative liabilities, fair value 19,504  
Fuel contracts | Designated as Hedging Instrument | Other long-term liabilities    
Derivatives, Fair Value [Line Items]    
Derivative assets, fair value 385  
Derivative liabilities, fair value 4,323  
Fuel contracts | Not Designated as Hedging Instrument | Prepaid expenses and other assets    
Derivatives, Fair Value [Line Items]    
Derivative assets, fair value   84
Derivative liabilities, fair value   348
Fuel contracts | Not Designated as Hedging Instrument | Other long-term assets    
Derivatives, Fair Value [Line Items]    
Derivative liabilities, fair value   191
Fuel contracts | Not Designated as Hedging Instrument | Accrued expenses and other liabilities    
Derivatives, Fair Value [Line Items]    
Derivative liabilities, fair value 1,175  
Foreign currency contracts | Designated as Hedging Instrument | Prepaid expenses and other assets    
Derivatives, Fair Value [Line Items]    
Derivative assets, fair value 4,739 3,617
Foreign currency contracts | Designated as Hedging Instrument | Accrued expenses and other liabilities    
Derivatives, Fair Value [Line Items]    
Derivative assets, fair value 5,259 4,386
Derivative liabilities, fair value 139,871 177,746
Total derivatives    
Derivatives, Fair Value [Line Items]    
Derivative assets, fair value 27,613 65,180
Derivative liabilities, fair value $ 164,873 $ 186,077