REVENUE RECOGNITION - Schedule of Deferred Revenue (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Disaggregation of Revenue [Line Items]
Deferred revenue - total	$ 727,099	$ 749,612
Flights - prepaid
Disaggregation of Revenue [Line Items]
Deferred revenue - total	711,466	729,581
Memberships - annual dues
Disaggregation of Revenue [Line Items]
Deferred revenue - total	12,745	17,638
Other
Disaggregation of Revenue [Line Items]
Deferred revenue - total	$ 2,888	$ 2,393

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details