Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements and Derivatives (Details)

v3.22.1
Fair Value Measurements and Derivatives (Details)
T in Thousands, $ in Thousands, € in Billions
3 Months Ended
Mar. 31, 2022
USD ($)
T
Mar. 31, 2022
EUR (€)
T
Dec. 31, 2021
USD ($)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair value of long-term debt $ 13,100,000   $ 12,500,000
Fair value of long-term debt in excess of carrying value $ 700,000   $ 100,000
Fuel contracts      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Derivative maturing date Dec. 31, 2023    
Projected fuel purchases 347    
Fuel contracts | Not Designated as Hedging Instrument      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Derivative maturing date Dec. 31, 2023    
Projected fuel purchases | T 164 164  
Foreign currency contracts      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Notional amount of derivatives $ 2,700,000 € 2.4