Legal Proceedings (Details) - Private Party Antitrust Actions Related to the Northeast Alliance	Feb. 15, 2023 lawsuit	Dec. 07, 2022 plaintiff lawsuit
Long-term Purchase Commitment [Line Items]
Number of private party plaintiffs who filed putative class action | plaintiff		2
Number of additional putative class action lawsuits	2
American Airlines, Inc.
Long-term Purchase Commitment [Line Items]
Number of private party plaintiffs who filed putative class action		2
Number of additional putative class action lawsuits	2