Operating Segments and Related Disclosures - Foreign Revenues (Details)	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Total passenger revenue \| Any individual foreign country \| One Foreign Country
Concentration Risk [Line Items]
Concentration of risk (greater than)	4.00%	4.00%	4.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
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