DEPOSITS - Narrative (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2024 USD ($) aircraft	Mar. 31, 2023 USD ($) aircraft	Dec. 31, 2023 USD ($) aircraft	May 05, 2023 USD ($) aircraft	Dec. 31, 2022 USD ($) aircraft	Oct. 05, 2022 aircraft
Gulfstream G-280
Deposit Assets [Line Items]
Purchase obligation, number of aircrafts | aircraft	4		4		4	4
Purchase obligation	$ 34,000		$ 79,000		$ 79,000
Prepayments made in the period	6,000	$ 4,500
Prepayments funded through the SAC Leasing G280 credit facility	6,000	3,000
Purchase obligation prepayments paid by the Company	0	$ 1,500
Deposits assets	45,000		39,000
HondaJet HA-420
Deposit Assets [Line Items]
Purchase obligation, number of aircrafts | aircraft				23
Purchase obligation				$ 161,100
Deposits assets	$ 1,500		$ 1,300
Number of assets received | aircraft		1
HondaJet HA-420 Received
Deposit Assets [Line Items]
Purchase obligation		$ 5,500