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REVENUE - Contract Balances (Details) - USD ($) $ in Thousands | Sep. 30, 2022 | Dec. 31, 2021
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Disaggregation of Revenue [Line Items] |  |
Deferred revenue - total | $ 968,252 | $ 935,484
Less: Deferred revenue - current | (966,367) | (933,527)
Deferred revenue - non-current | 1,885 | 1,957
Flights - Prepaid Blocks and jet cards |  |
Disaggregation of Revenue [Line Items] |  |
Deferred revenue - total | 916,372 | 876,750
Memberships - annual dues |  |
Disaggregation of Revenue [Line Items] |  |
Deferred revenue - total | 42,688 | 47,069
Memberships - initiation fees |  |
Disaggregation of Revenue [Line Items] |  |
Deferred revenue - total | 4,119 | 4,072
Flights - credits |  |
Disaggregation of Revenue [Line Items] |  |
Deferred revenue - total | 4,438 | 6,633
Other |  |
Disaggregation of Revenue [Line Items] |  |
Deferred revenue - total | $ 635 | $ 960

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