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Parts and Supplies Inventory (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023	Dec. 31, 2022
Inventory [Line Items]
Less: inventory reserve	$ (142)	$ 0
Parts and supplies inventory, net	6,050	5,142	$ 5,872
Aircraft parts
Inventory [Line Items]
Parts and supplies inventory, gross	5,537	4,824
Parts and supplies inventory, net		4,824	3,350
Materials and supplies
Inventory [Line Items]
Parts and supplies inventory, gross	$ 655	318
Parts and supplies inventory, net		$ 318	$ 2,522

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- Definition

Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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- Definition

Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount of valuation reserve for inventory.

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