v3.24.0.1
Accumulated Other Comprehensive Income (Loss) (Tables)
12 Months Ended
Dec. 31, 2023
Equity [Abstract]  
Accumulated other comprehensive income (loss), net of taxes A rollforward of the amounts included in accumulated other comprehensive income (loss), net of taxes for the years ended December 31, 2023, 2022, and 2021 is as follows (in millions):
Aircraft Fuel Derivatives (1)
Available-for-sale securitiesTotal
Balance of accumulated income, at December 31, 2020$ $ $ 
Reclassifications into earnings, net of taxes of $0
— — — 
Change in fair value, net of taxes of $0
— — — 
Balance of accumulated income, at December 31, 2021$ $ $ 
Reclassifications into earnings, net of taxes of $(3)
— 
Change in fair value, net of taxes of $2
(3)(1)(4)
Balance of accumulated income (loss), at December 31, 2022$1 $(1)$ 
Reclassifications into earnings, net of taxes of $2
(5)(1)(6)
Change in fair value, net of taxes of $0
Balance of accumulated loss, at December 31, 2023$(3)$(1)$(4)
(1) Reclassified to aircraft fuel expense.